Added advanced features.

88 files changed, 183 insertions, 0 deletions

diff --git a/advanced/adv-lifetimes/Cargo.toml b/advanced/adv-lifetimes/Cargo.toml
new file mode 100644
index 0000000..b127e9f
--- /dev/null
+++ b/advanced/adv-lifetimes/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "adv-lifetimes"
+version = "0.1.0"
+authors = ["Adam Carpenter <53hornet@gmail.com>"]
+edition = "2018"
+
+[dependencies]
diff --git a/advanced/adv-lifetimes/src/main.rs b/advanced/adv-lifetimes/src/main.rs
new file mode 100644
index 0000000..755baf4
--- /dev/null
+++ b/advanced/adv-lifetimes/src/main.rs
@@ -0,0 +1,36 @@
+fn main() {
+    let num = 5;
+
+    let obj = Box::new(Ball { diameter: &num }) as Box<dyn Red>;
+}
+
+struct Context<'s>(&'s str);
+
+struct Parser<'c, 's: 'c> {
+    context: &'c Context<'s>,
+}
+
+impl<'c, 's> Parser<'c, 's> {
+    fn parse(&self) -> Result<(), &'s str> {
+        Err(&self.context.0[1..])
+    }
+}
+
+fn parse_context(context: Context) -> Result<(), &str> {
+    Parser { context: &context }.parse()
+}
+
+trait Red { }
+
+struct Ball<'a> {
+    diameter: &'a i32,
+}
+
+impl<'a> Red for Ball<'a> { }
+
+struct StrWrap<'a>(&'a str);
+
+fn foo(string: &str) -> StrWrap<'_> {
+    StrWrap(string)
+}
+
diff --git a/advanced/adv-lifetimes/target/.rustc_info.json b/advanced/adv-lifetimes/target/.rustc_info.json
new file mode 100644
index 0000000..1ebffa8
--- /dev/null
+++ b/advanced/adv-lifetimes/target/.rustc_info.json
@@ -0,0 +1 @@
+{"rustc_fingerprint":13873747241073698561,"outputs":{"1164083562126845933":["rustc 1.33.0 (2aa4c46cf 2019-02-28)\nbinary: rustc\ncommit-hash: 2aa4c46cfdd726e97360c2734835aa3515e8c858\ncommit-date: 2019-02-28\nhost: x86_64-unknown-linux-gnu\nrelease: 1.33.0\nLLVM version: 8.0\n",""],"1617349019360157463":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/carpenat/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n",""],"15337506775154344876":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/carpenat/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n",""]},"successes":{}}
\ No newline at end of file
diff --git a/advanced/adv-lifetimes/target/debug/.cargo-lock b/advanced/adv-lifetimes/target/debug/.cargo-lock
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/.cargo-lock
diff --git a/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/bin-adv_lifetimes-b828770eb5a3e1ce b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/bin-adv_lifetimes-b828770eb5a3e1ce
new file mode 100644
index 0000000..343281c
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/bin-adv_lifetimes-b828770eb5a3e1ce
@@ -0,0 +1 @@
+13e4db2b30f9ca6a
\ No newline at end of file
diff --git a/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/bin-adv_lifetimes-b828770eb5a3e1ce.json b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/bin-adv_lifetimes-b828770eb5a3e1ce.json
new file mode 100644
index 0000000..5c49bc9
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/bin-adv_lifetimes-b828770eb5a3e1ce.json
@@ -0,0 +1 @@
+{"rustc":14715343205281380114,"features":"[]","target":8567927432741039825,"profile":8125872795052292327,"path":1036222786711178230,"deps":[],"local":[{"MtimeBased":[[1553198188,330030700],".fingerprint/adv-lifetimes-b828770eb5a3e1ce/dep-bin-adv_lifetimes-b828770eb5a3e1ce"]}],"rustflags":[],"edition":"Edition2018"}
\ No newline at end of file
diff --git a/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/dep-bin-adv_lifetimes-b828770eb5a3e1ce b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/dep-bin-adv_lifetimes-b828770eb5a3e1ce
new file mode 100644
index 0000000..e046c38
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/dep-bin-adv_lifetimes-b828770eb5a3e1ce
diff --git a/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/invoked.timestamp b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/invoked.timestamp
new file mode 100644
index 0000000..e00328d
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/.fingerprint/adv-lifetimes-b828770eb5a3e1ce/invoked.timestamp
@@ -0,0 +1 @@
+This file has an mtime of when this was started.
\ No newline at end of file
diff --git a/advanced/adv-lifetimes/target/debug/adv-lifetimes b/advanced/adv-lifetimes/target/debug/adv-lifetimes
new file mode 100755
index 0000000..2b7d451
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/adv-lifetimes
diff --git a/advanced/adv-lifetimes/target/debug/adv-lifetimes.d b/advanced/adv-lifetimes/target/debug/adv-lifetimes.d
new file mode 100644
index 0000000..5b70c2f
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/adv-lifetimes.d
@@ -0,0 +1 @@
+/home/carpenat/devel/learning-rust/advanced/adv-lifetimes/target/debug/adv-lifetimes: /home/carpenat/devel/learning-rust/advanced/adv-lifetimes/src/main.rs
diff --git a/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce b/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce
new file mode 100755
index 0000000..2b7d451
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce
diff --git a/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce.d b/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce.d
new file mode 100644
index 0000000..46f625d
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce.d
@@ -0,0 +1,5 @@
+/home/carpenat/devel/learning-rust/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce: src/main.rs
+
+/home/carpenat/devel/learning-rust/advanced/adv-lifetimes/target/debug/deps/adv_lifetimes-b828770eb5a3e1ce.d: src/main.rs
+
+src/main.rs:
diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9e8skp9-pon3ct-working/1d3j5bthhcuoz0k9.o b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9e8skp9-pon3ct-working/1d3j5bthhcuoz0k9.o
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diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9e8skp9-pon3ct-working/work-products.bin b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9e8skp9-pon3ct-working/work-products.bin
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diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9e8skp9-pon3ct.lock b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9e8skp9-pon3ct.lock
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diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/2x7jzlfoigpi8n19.o b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/2x7jzlfoigpi8n19.o
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diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/4v0h7catp0lfgaza.o b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/4v0h7catp0lfgaza.o
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diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/dep-graph.bin b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/dep-graph.bin
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--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/dep-graph.bin
diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/query-cache.bin b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/query-cache.bin
new file mode 100644
index 0000000..502a8b4
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/query-cache.bin
diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/sjopcb0dfmz1icu.o b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/sjopcb0dfmz1icu.o
new file mode 100644
index 0000000..7925212
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/sjopcb0dfmz1icu.o
diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/work-products.bin b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/work-products.bin
new file mode 100644
index 0000000..2194036
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t-1khe7qbw1uxvq/work-products.bin
diff --git a/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t.lock b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t.lock
new file mode 100755
index 0000000..e69de29
--- /dev/null
+++ b/advanced/adv-lifetimes/target/debug/incremental/adv_lifetimes-34ntmydx9mq3p/s-fak9eb00ip-evja7t.lock
diff --git a/advanced/adv-traits/Cargo.toml b/advanced/adv-traits/Cargo.toml
new file mode 100644
index 0000000..b1c5f6a
--- /dev/null
+++ b/advanced/adv-traits/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "adv-traits"
+version = "0.1.0"
+authors = ["Adam Carpenter <53hornet@gmail.com>"]
+edition = "2018"
+
+[dependencies]
diff --git a/advanced/adv-traits/src/main.rs b/advanced/adv-traits/src/main.rs
new file mode 100644
index 0000000..6ec0aac
--- /dev/null
+++ b/advanced/adv-traits/src/main.rs
@@ -0,0 +1,34 @@
+//fn main() {
+//    println!("Hello, world!");
+//}
+//
+//pub trait Iterator {
+//    type Item;
+//
+//    fn next(&mut self) -> Option<Self::Item>;
+//}
+//
+use std::ops::Add;
+
+#[derive(Debug, PartialEq)]
+struct Point {
+    x: i32,
+    y: i32,
+}
+
+impl Add for Point {
+    type Output = Point;
+
+    fn add(self, other: Point) -> Point {
+        Point {
+            x: self.x + other.x,
+            y: self.y + other.y,
+        }
+    }
+}
+
+fn main() {
+    assert_eq!(Point { x: 1, y: 0 } + Point { x: 2, y: 3 },
+               Point { x: 3, y: 3 });
+    println!("Done.");
+}
diff --git a/advanced/adv-traits/target/.rustc_info.json b/advanced/adv-traits/target/.rustc_info.json
new file mode 100644
index 0000000..7928d45
--- /dev/null
+++ b/advanced/adv-traits/target/.rustc_info.json
@@ -0,0 +1 @@
+{"rustc_fingerprint":13873747241073698561,"outputs":{"1617349019360157463":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/carpenat/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n",""],"1164083562126845933":["rustc 1.33.0 (2aa4c46cf 2019-02-28)\nbinary: rustc\ncommit-hash: 2aa4c46cfdd726e97360c2734835aa3515e8c858\ncommit-date: 2019-02-28\nhost: x86_64-unknown-linux-gnu\nrelease: 1.33.0\nLLVM version: 8.0\n",""],"15337506775154344876":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/carpenat/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n",""]},"successes":{}}
\ No newline at end of file
diff --git a/advanced/adv-traits/target/debug/.cargo-lock b/advanced/adv-traits/target/debug/.cargo-lock
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/advanced/adv-traits/target/debug/.cargo-lock
diff --git a/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/bin-adv_traits-7a3f023f72f2e99b b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/bin-adv_traits-7a3f023f72f2e99b
new file mode 100644
index 0000000..e613bbc
--- /dev/null
+++ b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/bin-adv_traits-7a3f023f72f2e99b
@@ -0,0 +1 @@
+636ef41b82832f13
\ No newline at end of file
diff --git a/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/bin-adv_traits-7a3f023f72f2e99b.json b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/bin-adv_traits-7a3f023f72f2e99b.json
new file mode 100644
index 0000000..8b613d0
--- /dev/null
+++ b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/bin-adv_traits-7a3f023f72f2e99b.json
@@ -0,0 +1 @@
+{"rustc":14715343205281380114,"features":"[]","target":4630177701526872026,"profile":36343588025168328,"path":1036222786711178230,"deps":[],"local":[{"MtimeBased":[[1553199946,719046300],".fingerprint/adv-traits-7a3f023f72f2e99b/dep-bin-adv_traits-7a3f023f72f2e99b"]}],"rustflags":[],"edition":"Edition2018"}
\ No newline at end of file
diff --git a/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/dep-bin-adv_traits-7a3f023f72f2e99b b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/dep-bin-adv_traits-7a3f023f72f2e99b
new file mode 100644
index 0000000..e046c38
--- /dev/null
+++ b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/dep-bin-adv_traits-7a3f023f72f2e99b
diff --git a/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/invoked.timestamp b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/invoked.timestamp
new file mode 100644
index 0000000..e00328d
--- /dev/null
+++ b/advanced/adv-traits/target/debug/.fingerprint/adv-traits-7a3f023f72f2e99b/invoked.timestamp
@@ -0,0 +1 @@
+This file has an mtime of when this was started.
\ No newline at end of file
diff --git a/advanced/adv-traits/target/debug/adv-traits b/advanced/adv-traits/target/debug/adv-traits
new file mode 100755
index 0000000..11e80f1
--- /dev/null
+++ b/advanced/adv-traits/target/debug/adv-traits
diff --git a/advanced/adv-traits/target/debug/adv-traits.d b/advanced/adv-traits/target/debug/adv-traits.d
new file mode 100644
index 0000000..8564f19
--- /dev/null
+++ b/advanced/adv-traits/target/debug/adv-traits.d
@@ -0,0 +1 @@
+/home/carpenat/devel/learning-rust/advanced/adv-traits/target/debug/adv-traits: /home/carpenat/devel/learning-rust/advanced/adv-traits/src/main.rs
diff --git a/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b b/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b
new file mode 100755
index 0000000..11e80f1
--- /dev/null
+++ b/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b
diff --git a/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b.d b/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b.d
new file mode 100644
index 0000000..ea0dbeb
--- /dev/null
+++ b/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b.d
@@ -0,0 +1,5 @@
+/home/carpenat/devel/learning-rust/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b: src/main.rs
+
+/home/carpenat/devel/learning-rust/advanced/adv-traits/target/debug/deps/adv_traits-7a3f023f72f2e99b.d: src/main.rs
+
+src/main.rs:
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/1817p87j5sskdd2d.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/1817p87j5sskdd2d.o
new file mode 100644
index 0000000..e6e5dbd
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/1817p87j5sskdd2d.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/18dwqulmfpgc4a76.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/18dwqulmfpgc4a76.o
new file mode 100644
index 0000000..7217217
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/18dwqulmfpgc4a76.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/1uwm6llvq8hpxxe4.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/1uwm6llvq8hpxxe4.o
new file mode 100644
index 0000000..a50fb0f
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/1uwm6llvq8hpxxe4.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/22vo1hhgz7nrqprk.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/22vo1hhgz7nrqprk.o
new file mode 100644
index 0000000..2d0b66a
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/22vo1hhgz7nrqprk.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/39s13eb25j8u8cmp.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/39s13eb25j8u8cmp.o
new file mode 100644
index 0000000..f3d3ce6
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/39s13eb25j8u8cmp.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/3scspgmrophbznf2.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/3scspgmrophbznf2.o
new file mode 100644
index 0000000..9d2899c
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/3scspgmrophbznf2.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/3syc801cqhizh1el.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/3syc801cqhizh1el.o
new file mode 100644
index 0000000..f364532
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/3syc801cqhizh1el.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/4iuush58y7c4c0jb.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/4iuush58y7c4c0jb.o
new file mode 100644
index 0000000..ae9ba65
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/4iuush58y7c4c0jb.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/5baiae7vuud9a1ml.o b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/5baiae7vuud9a1ml.o
new file mode 100644
index 0000000..73eeb93
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/5baiae7vuud9a1ml.o
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/dep-graph.bin b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/dep-graph.bin
new file mode 100644
index 0000000..37818e6
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/dep-graph.bin
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/query-cache.bin b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/query-cache.bin
new file mode 100644
index 0000000..017fbfc
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/query-cache.bin
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/work-products.bin b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/work-products.bin
new file mode 100644
index 0000000..669496c
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia-2bomoy8swd05u/work-products.bin
diff --git a/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia.lock b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia.lock
new file mode 100755
index 0000000..e69de29
--- /dev/null
+++ b/advanced/adv-traits/target/debug/incremental/adv_traits-2ru2bytkxlvmk/s-faka7dwbdr-1ec8yia.lock
diff --git a/advanced/unsafe-rust/Cargo.toml b/advanced/unsafe-rust/Cargo.toml
new file mode 100644
index 0000000..b37474a
--- /dev/null
+++ b/advanced/unsafe-rust/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "unsafe-rust"
+version = "0.1.0"
+authors = ["Adam Carpenter <53hornet@gmail.com>"]
+edition = "2018"
+
+[dependencies]
diff --git a/advanced/unsafe-rust/src/main.rs b/advanced/unsafe-rust/src/main.rs
new file mode 100644
index 0000000..c9967a8
--- /dev/null
+++ b/advanced/unsafe-rust/src/main.rs
@@ -0,0 +1,62 @@
+fn main() {
+    let mut num = 5;
+
+    let r1 = &num as *const i32;
+    let r2 = &mut num as *mut i32;
+
+    let address = 0x012345usize;
+    let r = address as *const i32;
+
+    unsafe {
+        println!("{}", *r1);
+        println!("{}", *r2);
+    }
+
+    unsafe {
+        dangerous();
+    }
+
+
+    unsafe {
+        println!("c call: {}", abs(-3));
+    }
+
+
+    unsafe {
+        HELLO_WORLD = "test";
+        println!("{}", HELLO_WORLD);
+    }
+    println!("{}", HI_THERE);
+
+    add_to_count(3);
+
+    unsafe { 
+        println!("counter: {}", COUNTER);
+    }
+}
+
+unsafe fn dangerous() {}
+
+extern "C" {
+    fn abs(input: i32) -> i32;
+}
+
+static mut HELLO_WORLD: &str = "hello world";
+static mut COUNTER: u32 = 0;
+
+fn add_to_count(inc: u32) {
+    unsafe {
+        COUNTER += inc;
+    }
+}
+
+const HI_THERE: &str = "hi there";
+
+unsafe trait Foo {
+    // methods
+}
+
+unsafe impl Foo for i32 {
+    // implementations
+}
+
diff --git a/advanced/unsafe-rust/target/.rustc_info.json b/advanced/unsafe-rust/target/.rustc_info.json
new file mode 100644
index 0000000..9d7b53d
--- /dev/null
+++ b/advanced/unsafe-rust/target/.rustc_info.json
@@ -0,0 +1 @@
+{"rustc_fingerprint":13873747241073698561,"outputs":{"15337506775154344876":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/carpenat/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n",""],"1164083562126845933":["rustc 1.33.0 (2aa4c46cf 2019-02-28)\nbinary: rustc\ncommit-hash: 2aa4c46cfdd726e97360c2734835aa3515e8c858\ncommit-date: 2019-02-28\nhost: x86_64-unknown-linux-gnu\nrelease: 1.33.0\nLLVM version: 8.0\n",""],"1617349019360157463":["___\nlib___.rlib\nlib___.so\nlib___.so\nlib___.a\nlib___.so\n/home/carpenat/.rustup/toolchains/stable-x86_64-unknown-linux-gnu\ndebug_assertions\nproc_macro\ntarget_arch=\"x86_64\"\ntarget_endian=\"little\"\ntarget_env=\"gnu\"\ntarget_family=\"unix\"\ntarget_feature=\"fxsr\"\ntarget_feature=\"sse\"\ntarget_feature=\"sse2\"\ntarget_os=\"linux\"\ntarget_pointer_width=\"64\"\ntarget_vendor=\"unknown\"\nunix\n",""]},"successes":{}}
\ No newline at end of file
diff --git a/advanced/unsafe-rust/target/debug/.cargo-lock b/advanced/unsafe-rust/target/debug/.cargo-lock
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/advanced/unsafe-rust/target/debug/.cargo-lock
diff --git a/advanced/unsafe-rust/target/debug/.fingerprint/unsafe-rust-c28e180aed6b1879/bin-unsafe_rust-c28e180aed6b1879 b/advanced/unsafe-rust/target/debug/.fingerprint/unsafe-rust-c28e180aed6b1879/bin-unsafe_rust-c28e180aed6b1879
new file mode 100644
index 0000000..482713d
--- /dev/null
+++ b/advanced/unsafe-rust/target/debug/.fingerprint/unsafe-rust-c28e180aed6b1879/bin-unsafe_rust-c28e180aed6b1879
@@ -0,0 +1 @@
+c1637025d3fcd0b5
\ No newline at end of file
diff --git a/advanced/unsafe-rust/target/debug/.fingerprint/unsafe-rust-c28e180aed6b1879/bin-unsafe_rust-c28e180aed6b1879.json b/advanced/unsafe-rust/target/debug/.fingerprint/unsafe-rust-c28e180aed6b1879/bin-unsafe_rust-c28e180aed6b1879.json
new file mode 100644
index 0000000..57b65ce
--- /dev/null
+++ b/advanced/unsafe-rust/target/debug/.fingerprint/unsafe-rust-c28e180aed6b1879/bin-unsafe_rust-c28e180aed6b1879.json
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\ No newline at end of file
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new file mode 100644
index 0000000..e046c38
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\ No newline at end of file
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new file mode 100755
index 0000000..4e2ac17
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new file mode 100644
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+/home/carpenat/devel/learning-rust/advanced/unsafe-rust/target/debug/deps/unsafe_rust-c28e180aed6b1879: src/main.rs
+
+/home/carpenat/devel/learning-rust/advanced/unsafe-rust/target/debug/deps/unsafe_rust-c28e180aed6b1879.d: src/main.rs
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100644
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new file mode 100755
index 0000000..e69de29
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diff --git a/advanced/unsafe-rust/target/debug/unsafe-rust b/advanced/unsafe-rust/target/debug/unsafe-rust
new file mode 100755
index 0000000..4e2ac17
--- /dev/null
+++ b/advanced/unsafe-rust/target/debug/unsafe-rust
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new file mode 100644
index 0000000..4a06b79
--- /dev/null
+++ b/advanced/unsafe-rust/target/debug/unsafe-rust.d
@@ -0,0 +1 @@
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