rraallvv’s gists

rraallvv / thread2.cpp

Created August 9, 2014 23:24 — forked from sumnjc/thread2.cpp

	// sample of using POCO's ThreadPool

	#include "Poco/Runnable.h"
	#include "Poco/ThreadPool.h"
	#include <iostream>

	using namespace std;

	class Worker:public Poco::Runnable{
	public:

rraallvv / install-pre-push.sh

Last active August 29, 2015 14:15 — forked from stefansundin/install-pre-push.sh

	#!/bin/sh
	# This script will install a Git pre-push hook that prevents force pushing the master branch.
	# Install in current Git repo:
	# curl -fL https://gist.githubusercontent.com/stefansundin/d465f1e331fc5c632088/raw/install-pre-push.sh \| sh

	# Uninstall:
	# rm .git/hooks/pre-push
	# in each repository that you've added this to.

	GITROOT=`git rev-parse --show-toplevel 2> /dev/null`

rraallvv / gist:ce2e20ef48cb61b9ee5a

Created February 16, 2015 19:19

Get viewController of a given view

	#define UIViewParentController(__view) ({ \
	UIResponder *__responder = __view; \
	while ([__responder isKindOfClass:[UIView class]]) \
	__responder = [__responder nextResponder]; \
	(UIViewController *)__responder; \
	})

rraallvv / music.m3u

Last active June 16, 2016 16:51 — forked from yandod/music.m3u

Format for Radiotunnes channels

	# Format for Radiotunnes channels

	# Standard quality
	# http://pub[1 -10].radiotunes.com:80/radiotunes_[channel name]

	# example
	http://pub6.radiotunes.com:80/radiotunes_tophits

	# Low quality
	# http://pub[1 -10].radiotunes.com:80/radiotunes_[channel name]_aac

rraallvv / NSLog

Created March 11, 2015 20:59

NSLog w/o timestamp nor cached output

#define NSLog(FORMAT, ...) fprintf( stderr, "%s\n", [[NSString stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String]);

rraallvv / Obj-C_introspection.m

Last active August 29, 2015 14:17

Obj-C introspection

	static void printIvarsList(Class classType) {
	printf("\n");

	do {
	unsigned int count = 0;
	Ivar* ivars = class_copyIvarList(classType, &count);
	for(unsigned int i = 0; i < count; ++i) {
	printf("%s::%s %s\n", [classType description].UTF8String, ivar_getName(ivars[i]), ivar_getTypeEncoding(ivars[i]));
	}
	free(ivars);

rraallvv / Obj-C adding methods at runtime

Created March 28, 2015 06:00

Obj-C adding methods at runtime

	+ (void)initialize {

	Class metaClass = objc_getMetaClass(class_getName(self));

	SEL selector = @selector(description);
	IMP implementation = imp_implementationWithBlock(^NSString *(){
	return @">>>added";
	});
	Method method = class_getClassMethod(metaClass, selector);

rraallvv / draw_path.m

Created April 9, 2015 21:31

draw path with points in cocoa

	CGPoint points[num];

	CGContextRef ctx = [[NSGraphicsContext currentContext] graphicsPort];

	CGMutablePathRef path = CGPathCreateMutable();
	CGPathAddLines(path, NULL, points, num);
	if (closePath) CGPathCloseSubpath(path);

	CGContextAddPath(ctx,path);
	CGContextStrokePath(ctx);

rraallvv / objc_class_from_bundle.m

Last active August 29, 2015 14:20

[ObjC] Get class/instance from bundle

	NSString *frameworksPath = @"/System/Library/Frameworks";
	NSBundle *bundle = [NSBundle bundleWithPath:[frameworksPath stringByAppendingPathComponent:@"AVKit.framework"]];

	void* handle = dlopen(bundle.executablePath.UTF8String, RTLD_NOW);
	dlclose(handle);

	Class class = NSClassFromString(@"AVPlayerView");
	id instance = [[class alloc] init];

	NSLog(@"%@ %@", class, instance);

rraallvv / Lua_multiple_global_contexts.txt

Created April 30, 2015 11:10

Lua multiple global contexts example

	-- Using lua_replace(L, LUA_GLOBALSINDEX);
	-- to change the globals for a thread.

	#include "lua.h"
	#include "lauxlib.h"
	#include "lualib.h"

	static int report (lua_State *L, int status) {
	const char *msg;
	if (status) {