erkin

#lang racket/base
(require racket/gui/base
         racket/class
         racket/list
         racket/string)

(define program-name "regexp-checker")
(define program-version "v0.1")

(define version-message

fnky

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1B
• Decimal: 27

andrewrk

//
// Author:   Jonathan Blow
// Version:  1
// Date:     31 August, 2018
//
// This code is released under the MIT license, which you can find at
//
//          https://opensource.org/licenses/MIT
//
//

mayufo

var GB2260 = {
  "110000": "北京市",
  "110100": "北京市市辖区",
  "110101": "北京市东城区",
  "110102": "北京市西城区",
  "110103": "北京市崇文区",
  "110104": "北京市宣武区",
  "110105": "北京市朝阳区",
  "110106": "北京市丰台区",
  "110107": "北京市石景山区",

gocarlos

// A simple quickref for Eigen. Add anything that's missing.
// Main author: Keir Mierle

#include <Eigen/Dense>

Matrix<double, 3, 3> A;               // Fixed rows and cols. Same as Matrix3d.
Matrix<double, 3, Dynamic> B;         // Fixed rows, dynamic cols.
Matrix<double, Dynamic, Dynamic> C;   // Full dynamic. Same as MatrixXd.
Matrix<double, 3, 3, RowMajor> E;     // Row major; default is column-major.
Matrix3f P, Q, R;                     // 3x3 float matrix.

mlocati

#define _WIN32_WINNT 0x0600

#include <stdio.h>
#include <windows.h>
#include <fileapi.h>

#ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING
#define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x0004
#endif

bkaradzic

Orthodox C++

This article has been updated and is available here.

evantoli

Configure Git to use a proxy

In Brief

You may need to configure a proxy server if you're having trouble cloning or fetching from a remote repository or getting an error like unable to access '...' Couldn't resolve host '...'.

Consider something like:

tuxfight3r

Bash Shortcuts

Moving

command	description
ctrl + a	Goto BEGINNING of command line

davidzchen

/* Sample file using the LLVM coding standard

   http://llvm.org/docs/CodingStandards.html

   General rules:
     - Indents are two spaces. No tabs should be used anywhere.
     - Each line must be at most 80 characters long.
     - Use C-style comments when writing C code
     - File names should be PascalCase.c