wancw’s gists

wancw / 01_iterator_helper.hpp

Created December 19, 2014 22:40

Use iterator pointer in range-based for loop. Or you may just use boost::indirect_iterator - http://www.boost.org/doc/libs/1_57_0/libs/iterator/doc/indirect_iterator.html

	#ifndef __01_ITERATOR_HELPER_H__
	#define __01_ITERATOR_HELPER_H__

	#include <memory>

	/* We need a concreate iterator class */
	template<typename It, typename Vt = typename It::valuetype>
	class IteratorPointerWrapper {
	public:
	IteratorPointerWrapper(It* iter_ptr) : iter_ptr_(iter_ptr) {}

wancw / recursive_rename.sh

Created December 19, 2014 10:41

Run rename(1) recursively

wancw / abs_iter.cpp

Created December 19, 2014 07:41

C++ iterator abstraction

	#include <vector>
	#include <set>
	#include <string>

	namespace Impl {
	typedef std::set<std::string> elem_container;
	//typedef std::vector<std::string> elem_container;

	typedef elem_container::iterator elem_iterator;

wancw / .gitmodules

Last active August 29, 2015 14:11 — forked from littleq0903/.gitmodules

	[submodule "zsh-syntax-highlighting"]
	path = zsh-syntax-highlighting
	url = git://github.com/zsh-users/zsh-syntax-highlighting.git

wancw / keybase.md

Created December 11, 2014 06:37

I hereby claim:

I am wancw on github.
I am wancw (https://keybase.io/wancw) on keybase.
I have a public key whose fingerprint is 9272 9A56 09C5 C44E 8AA0 7B15 D8CF FF69 08A8 E5FF

To claim this, I am signing this object:

wancw / 01 accumulator generator.cpp

Last active August 29, 2015 14:08

C++ implementation of accumulator described in http://www.paulgraham.com/icad.html

	template<typename T>
	struct Accumulator {
	Accumulator(T n) : n_{n} {}
	template <typename U>
	const T& operator()(const U& i) { return n_ += i; }
	private:
	T n_;
	};

	template <typename T>

wancw / friend class template method.cpp

Created October 21, 2014 08:33

Declare a method of class template as friend funciton

	// Generic template
	template <typename T>
	struct Foo {
	static int bar(const T& t) { return -1; }
	};

	// Specialization
	class C;

	template<>

wancw / dl_and_gen_doc.bash

Last active November 21, 2019 07:45

Download WebRTC Java source code to generate Javadoc and Dash Docset

	#!/usr/bin/env bash

	WEBRTC_REPO=http://webrtc.googlecode.com/svn/trunk
	WEBRTC_REV=7217

	svn checkout ${WEBRTC_REPO}/talk/app/webrtc/java@r${WEBRTC_REV} peer_connection
	svn checkout ${WEBRTC_REPO}/webrtc/modules/audio_device/android/java@r${WEBRTC_REV} audio_device
	svn checkout ${WEBRTC_REPO}/webrtc/modules/video_capture/android/java@r${WEBRTC_REV} video_capture
	svn checkout ${WEBRTC_REPO}/webrtc/modules/video_render/android/java@r${WEBRTC_REV} video_render

wancw / y-combinator.go

Last active September 19, 2023 20:22

Y combinator in Go, runable example: http://play.golang.org/p/xVHw0zoaWX

wancw / git-branches-contain.sh

Last active August 29, 2015 14:04

Utils for merged branch

	#!/bin/sh

	export FMC_WRAPPER=`basename $0`
	MERGE_COMMIT=`git find-merge-commit $*`
	if [[ $? != 0 ]]; then
	exit $?
	fi
	git branch --all --contain $MERGE_COMMIT

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