hofmannsven

MySQL

Getting started

• http://www.sqlteaching.com/
• https://www.codecademy.com/learn/learn-sql
• https://www.codecademy.com/catalog/language/sql

Related tutorials

• MySQL-CLI
• Analyzing Business Metrics

debasishg

General Background and Overview

1. Probabilistic Data Structures for Web Analytics and Data Mining : A great overview of the space of probabilistic data structures and how they are used in approximation algorithm implementation.
2. Models and Issues in Data Stream Systems
3. Philippe Flajolet’s contribution to streaming algorithms : A presentation by Jérémie Lumbroso that visits some of the hostorical perspectives and how it all began with Flajolet
4. Approximate Frequency Counts over Data Streams by Gurmeet Singh Manku & Rajeev Motwani : One of the early papers on the subject.
5. [Methods for Finding Frequent Items in Data Streams](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.187.9800&rep=rep1&t

kennwhite

# This is the nuclear option. Use with extreme care
# Works up to and including Mountain Lion (10.8.x)
 
# Show all extended attributes
ls -lOe ~/dir-to-fix
 
# Remove no-change attributes
sudo chflags nouchg ~/dir-to-fix

# Recursively clear all entended attributes

willurd

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

messense

配置 shadowsocks

架设好 shadowsocks 服务端，在路由器上安装 shadowsocks 客户端，并配置 /etc/config/shadowsocks.json ，假设本地监听端口为 1080 。启动 shadowsocks

/etc/init.d/shadowsocks start

配置 privoxy

安装 privoxy openwrt 版。

nightire

解决 Git 在 windows 下中文乱码的问题

原因

中文乱码的根源在于 windows 基于一些历史原因无法全面支持 utf-8 编码格式，并且也无法通过有效手段令其全面支持。

解决方案

1. 安装

mtak

#include <stdio.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/stat.h>

int main ()

{
  int segment_id;
  char bogus;

KartikTalwar

The fastest remote directory rsync over ssh archival I can muster (40MB/s over 1gb NICs)

This creates an archive that does the following:

rsync (Everyone seems to like -z, but it is much slower for me)

• a: archive mode - rescursive, preserves owner, preserves permissions, preserves modification times, preserves group, copies symlinks as symlinks, preserves device files.
• H: preserves hard-links
• A: preserves ACLs

morewry

compiletype = environment
project_path = File.dirname(__FILE__) + "/"
utils_dir = "utilities/"
utils_path =  project_path + utils_dir

# callback - on_sprite_saved
# http://compass-style.org/help/tutorials/configuration-reference/
on_sprite_saved do |filename|  
	if File.exists?(filename)
		if (compiletype == :production)

zziuni

# source : http://code.google.com/p/natvpn/source/browse/trunk/stun_server_list
# A list of available STUN server.

stun.l.google.com:19302
stun1.l.google.com:19302
stun2.l.google.com:19302
stun3.l.google.com:19302
stun4.l.google.com:19302
stun01.sipphone.com
stun.ekiga.net