doc: link to notable blog posts

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/4996041

doc/docs.html

@@ -29,9 +29,9 @@ Slides from a 3-day course about the Go programming language.
 A more thorough introduction than the tutorial.
 </p>
 <ul>
-<li><a href="GoCourseDay1.pdf">Day 1: Basics</a> <small>[270KB PDF]</small>
+<li><a href="GoCourseDay1.pdf">Day 1: Basics</a> <small>[270KB PDF]</small></li>
-<li><a href="GoCourseDay2.pdf">Day 2: Types, Methods, Interfaces</a> <small>[270KB PDF]</small>
+<li><a href="GoCourseDay2.pdf">Day 2: Types, Methods, Interfaces</a> <small>[270KB PDF]</small></li>
-<li><a href="GoCourseDay3.pdf">Day 3: Concurrency and Communication</a> <small>[180KB PDF]</small>
+<li><a href="GoCourseDay3.pdf">Day 3: Concurrency and Communication</a> <small>[180KB PDF]</small></li>
 </ul>
 
 <h3 id="effective_go"><a href="effective_go.html">Effective Go</a></h3>
@@ -62,12 +62,51 @@ and closures.
 <p>
 Guided tours of Go programs. 
 </p>
+<ul>
+<li><a href="/doc/codewalk/functions">First-Class Functions in Go</a></li>
+<li><a href="/doc/codewalk/markov">Generating arbitrary text: a Markov chain algorithm</a></li>
+<li><a href="/doc/codewalk/sharemem">Share Memory by Communicating</a></li>
+</ul>
 
 <h3 id="go_for_cpp_programmers"><a href="go_for_cpp_programmers.html">Go for C++ Programmers</a></h3>
 <p>
 An introduction to Go for C++ programmers.
 </p>
 
+<h2 id="articles">Go Articles</h2>
+
+<p>
+Notable articles from the <a href="http://blog.golang.org/">Go Blog</a>.
+</p>
+
+<h3>Language</h3>
+
+<ul>
+<li><a href="http://blog.golang.org/2010/04/json-rpc-tale-of-interfaces.html">JSON-RPC: a tale of interfaces</a></li>
+<li><a href="http://blog.golang.org/2010/07/gos-declaration-syntax.html">Go's Declaration Syntax</a></li>
+<li><a href="http://blog.golang.org/2010/08/defer-panic-and-recover.html">Defer, Panic, and Recover</a></li>
+<li><a href="http://blog.golang.org/2010/09/go-concurrency-patterns-timing-out-and.html">Go Concurrency Patterns: Timing out, moving on</a></li>
+<li><a href="http://blog.golang.org/2011/01/go-slices-usage-and-internals.html">Go Slices: usage and internals</a></li>
+<li><a href="http://blog.golang.org/2011/05/gif-decoder-exercise-in-go-interfaces.html">A GIF decoder: an exercise in Go interfaces</a></li>
+<li><a href="http://blog.golang.org/2011/07/error-handling-and-go.html">Error Handling and Go</a></li>
+</ul>
+
+<h3>Packages</h3>
+
+<ul>
+<li><a href="http://blog.golang.org/2011/01/json-and-go.html">JSON and Go</a> - using the <a href="/pkg/json/">json</a> package.</li>
+<li><a href="http://blog.golang.org/2011/03/gobs-of-data.html">Gobs of data</a> - the design and use of the <a href="/pkg/gob/">gob</a> package.</li>
+<li><a href="http://blog.golang.org/2011/09/laws-of-reflection.html">The Laws of Reflection</a> - the fundamentals of the <a href="/pkg/reflect/">reflect</a> package.</li>
+</ul>
+
+<h3>Tools</h3>
+
+<ul>
+<li><a href="http://blog.golang.org/2011/03/c-go-cgo.html">C? Go? Cgo!</a> - linking against C code with <a href="/cmd/cgo/">cgo</a>.</li>
+<li><a href="http://blog.golang.org/2011/03/godoc-documenting-go-code.html">Godoc: documenting Go code</a> - writing good documentation for <a href="/cmd/godoc/">godoc</a>.</li>
+<li><a href="http://blog.golang.org/2011/06/profiling-go-programs.html">Profiling Go Programs</a></li>
+</ul>
+
 <h2 id="tutorials_nonenglish">Non-English Documentation</h2>
 
 <h3 id="docs_be">Belarusian &mdash; Беларуская</h3>

src/cmd/cgo/doc.go

@@ -95,5 +95,8 @@ process of using cgo.  See $GOROOT/misc/cgo/stdio and
 $GOROOT/misc/cgo/gmp for examples.
 
 Cgo does not yet work with gccgo.
+
+See "C? Go? Cgo!" for an introduction to using cgo:
+http://blog.golang.org/2011/03/c-go-cgo.html
 */
 package documentation

src/cmd/godoc/doc.go

@@ -137,5 +137,8 @@ one may run godoc as follows:
 
 	godoc -http=:6060 -zip=go.zip -goroot=$HOME/go
 
+
+See "Godoc: documenting Go code" for how to write good comments for godoc:
+http://blog.golang.org/2011/03/godoc-documenting-go-code.html
 */
 package documentation

src/pkg/gob/doc.go

@@ -221,6 +221,9 @@ In summary, a gob stream looks like
 
 where * signifies zero or more repetitions and the type id of a value must
 be predefined or be defined before the value in the stream.
+
+See "Gobs of data" for a design discussion of the gob wire format:
+http://blog.golang.org/2011/03/gobs-of-data.html
 */
 package gob
 

src/pkg/json/encode.go

@@ -4,6 +4,9 @@
 
 // Package json implements encoding and decoding of JSON objects as defined in
 // RFC 4627.
+//
+// See "JSON and Go" for an introduction to this package:
+// http://blog.golang.org/2011/01/json-and-go.html
 package json
 
 import (

src/pkg/reflect/type.go

@@ -10,6 +10,9 @@
 // A call to ValueOf returns a Value representing the run-time data.
 // Zero takes a Type and returns a Value representing a zero value
 // for that type.
+//
+// See "The Laws of Reflection" for an introduction to reflection in Go:
+// http://blog.golang.org/2011/09/laws-of-reflection.html
 package reflect
 
 import (