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Parsing JSON with Unix tools
...lot easier and more reliable than doing it with Awk, such as jq:
curl -s 'https://api.github.com/users/lambda' | jq -r '.name'
You can also do this with tools that are likely already installed on your system, like Python using the json module, and so avoid any extra dependencies, while still havi...
Get table names using SELECT statement in MySQL
... WHERE table_schema = 'your_database_name';
For more details see: http://dev.mysql.com/doc/refman/5.0/en/information-schema.html
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Why is WinRT unmanaged? [closed]
... use WinRT without jumping through the hoops that C++/CLI introduces ( see http://www2.research.att.com/~bs/bs_faq.html#CppCLI ) It does mean though that you will still have to study COM if you want to use WinRT.
The real question is 'why is COM necessary? why did Microsoft have to invent it?' B...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...uery OK, 0 rows affected (0.00 sec)
3、安装配置apache
yum install httpd -y
vim /etc/httpd/conf/httpd.conf
注释掉中心主机，启用虚拟主机
添加以下内容：
<VirtualHost *:80>
ServerName mail.huatuo.com
DocumentRoot /var/www/extmail/html/
ScriptA...
How to change shape color dynamically?
...gd.setStroke(2, Color.parseColor("#00FFFF"), 5, 6);
Result of the above: http://i.stack.imgur.com/hKUR7.png
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Overcoming “Display forbidden by X-Frame-Options”
...g the full url use the embed url from the share options. It will look like http://www.youtube.com/embed/eCfDxZxTBW4
You may also replace watch?v= with embed/ so http://www.youtube.com/watch?v=eCfDxZxTBW4 becomes http://www.youtube.com/embed/eCfDxZxTBW4
...
Android: What is android.R.id.content used for?
...ement of a view, without having to know its actual name/type/ID. Check out http://stackoverflow.com/questions/4486034/android-how-to-get-root-view-from-current-activity
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Set EditText cursor color
...sor
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" >
<size android:width="3dp" />
<solid android:color="#FFFFFF" />
</shape>
You have a white color cursor on EditText property.
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When should I use Inline vs. External Javascript?
...sts has become a valid consideration due to the latency of making multiple HTTP requests. This makes the answer more complex: in most cases, having JavaScript external is still recommended. But for certain cases, especially very small pieces of code, inlining them into the site’s HTML makes sense....
扒了一下源码，ESP8285接入App Inventor有4种玩法，第3种最香 - AI 助手 - ...
....fun123 下的所有源码：
MIT官方内置组件：
- Web组件 — HTTP GET/POST，支持JSON解析
- BluetoothClient — 蓝牙SPP串口
- Serial — USB串口（基于Physicaloid库，代码里直接写了支持Arduino/ESP8266）
fun123自研扩展：
- ClientSocketAI2Ext — TCP Soc...