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<2a080000 00000000 0a000000 0a000000 234a0000 01000000>*
<c6070000 00000000 0a000000 0a000000 210a0000 02000000>*
<63070000 00000000 0a000000 0a000000 20490000 03000000>*
<ff060000 00000000 0a000000 0a000000 1f090000 04000000>*
<9c060000 00000000 0a000000 0a000000 1e480000 05000000>*
<38060000 00000000 0a000000 0a000000 1c080000 06000000>*
<d5050000 00000000 0a000000 0a000000 1b470000 07000000>*
<71050000 00000000 0a000000 0a000000 1a070000 08000000>*
<0e050000 00000000 0a000000 0a000000 19460000 09000000>
<aa040000 00000000 0a000000 0a000000 17060000 0a000000>

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#define GOOGLE_AUDIO_URL @"http://www.google.com/speech-api/v1/recognize?xjerr=1&client=chromium&lang=zh-CN"

[self uploadAudioToGoogle:GOOGLE_AUDIO_URL];

- (void) uploadAudioToGoogle:(NSString *)sURL
{
    NSLog(@"%@", sURL);
    NSURL *url = [NSURL URLWithString:sURL];
    
    ASIFormDataRequest *request = [ASIFormDataRequest requestWithURL:url];

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#1 
'(.+?)\{([\s\S.]+?)\}' 

#2
'([\n\r\t\s\S]*?)(([\t\n])[a-zA-Z-]+?):(.+);([\n\t\s\S]*?)' 

#3
'([\s]*?)([-]*?)([0-9]+)'

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#mac下的sshd配置文件
/etc/sshd_config

#启动
sudo launchctl load -w /System/Library/LaunchDaemons/ssh.plist 

#停止
sudo launchctl unload -w /System/Library/LaunchDaemons/ssh.plist

#查看

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#说明
#1. [ -z "$1" ]             判断字符串是否为空
#2. [ $1 == "off" ] && foo  简化的if写法 
#3. nohup foo &             让程序在后台运行
#4. xargs                   让管道的输出作为args （正常情况管道的输出是作为标准输入）

function goagent() {
        if [ -z "$1" ] ; then
                echo "Args too few"
                echo "e.g. goagent on"

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#netstat version
netstat -i | awk '{print $1,"\t",$4}' 

#ifconfig version
ifconfig -a | grep 'inet*' 

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#useage: qrcode yourcontent
#then you will get a qrcode png file which included to your content

function qrcode() {
        content=$1
        savename=$(date +%Y%m%d)"_"${content:0 :4 }".png"
        url="https://chart.googleapis.com/chart?cht=qr&chld=H&chs=200x200&chl="
        req=$url$content
 
        curl $req > $savename

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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *oneCell = [tableView cellForRowAtIndexPath: indexPath];
    if (oneCell.accessoryType == UITableViewCellAccessoryNone) {
        oneCell.accessoryType = UITableViewCellAccessoryCheckmark;
    } else
        oneCell.accessoryType = UITableViewCellAccessoryNone;
        [tableView deselectRowAtIndexPath:indexPath animated:YES];
}

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#(1)引导后按tab, 在后面追加数字3 . 
#(2)root登录执行命令 
/usr/sbin/anaconda --liveinst --method=livecd:///dev/mapper/live-osimg-min 

#(3) 修改默认启动到文本界面 
cd /etc/systemd/system 
ln -s /lib/systemd/system/multi-user.target default.target

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#Google
#:faster one
8.8.8.8
8.8.4.4

#V2EX
#:boost appstore speed
199.91.73.222
178.79.131.110