WenxiJin

#include <stdio.h>
#include <memory>
class BBuilder;

class A {
 public:
  A() {}
  virtual ~A() { fprintf(stderr, "A done.\n"); }

  int getA() const { return _a; }

WenxiJin

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

public class CountDownLatchDemo {
	public static void main(String args[]) throws InterruptedException {
		CountDownLatch latch = new CountDownLatch(1);

		Worker first = new Worker(10, latch, "1st-Worker");
		first.start();

WenxiJin

Let's say you have an iOS project, and you want to use some external library, like AFNetworking. How do you integrate it?

With submodules

Add the project to your repo:

git submodule add git@github.com:AFNetworking/AFNetworking.git Vendor/AFNetworking

or something to that effect.

WenxiJin

#!/usr/bin/env bash                                                                                                                                                                     
                                                                                                                                                                                        
set -e                                                                                                                                                                                  
                                                                                                                                                                                        
echo "installing package for gnu global"                                                                                                                                                
sudo apt-get update                                                                                

WenxiJin

#include <stdio.h>
#include <string.h>

int rulled_out[10000 / sizeof(int) + 1];
int num_left;

// Try guess GUESS and mark the entries in RULLED_OUT that match the
// numbers that cannot be the secret (i.e. numbers that compared to
// GUESS are not COMP).
void update_rulled_out(int guess, int comp);

WenxiJin

;;; Directory Local Variables
;;; For more information see (info "(emacs) Directory Variables")

((nil
  (eval let*
        ((x (dir-locals-find-file default-directory))
         (this-directory (if (listp x) (car x) (file-name-directory x))))
        (unless (featurep 'swift-project-settings)
          (add-to-list 'load-path
                       (concat this-directory "utils")

WenxiJin

;; The 'nil' configuration applies to all modes.                                                                                                                                                                
((nil . (
         (indent-tabs-mode . t)                                                                                                                                                                                 
         (tab-width . 4)))                                                                                                                                                                                      
 (java-mode . (
               (show-trailing-whitespace . nil)
               (eval . (global-whitespace-mode 0))))                                                                                                                                                            
 )

WenxiJin

#!/usr/bin/env bash

set -e

# absolute path
export WORKSPACE="/home/wjn/workspace"
export PATH=$PATH:/home/wjn/eclipse/gnutools/arm-eabi/bin

# CC='/home/wjn/bin/cc_args.py gcc' CXX='/home/wjn/bin/cc_args.py g++' -B \
make V=1 \

WenxiJin

ssh() {
    if [ "$(ps -p $(ps -p $$ -o ppid=) -o comm=)" = "tmux" ]; then
        tmux rename-window "$(echo $* | cut -d . -f 1)"
        command ssh "$@"
        tmux set-window-option automatic-rename "on" 1>/dev/null
    else
        command ssh "$@"
    fi
}

WenxiJin

# Put this in your ~/.gitconfig or ~/.config/git/config
# Windows users: "~" is your profile's home directory, e.g. C:\Users\<YourName>
[user]
	name = Wenxi Jin
	email = jwenxi@gmail.com
[color]
	# Enable colors in color-supporting terminals
	ui = auto
[alias]
	st = status