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How do I test for an empty string in a Bash case statement?
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I use a simple fall through. no parameters passed ($1="") will be caught by the second case stat...
In Python, how to display current time in readable format
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%z produces offset e.g., -0400. %Z gives you current timezone name (or abbreviation) automatically. Python doesn't support %l, you could use %I instead.
– jfs
Dec 14 '13 at 19:30
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Ways to save enums in database
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164
We never store enumerations as numerical ordinal values anymore; it makes debugging and support ...
二进制数据专题：蓝牙、Socket、WebSocket、MQTT 收发字节 · App Inventor 2 中文网
...电器板：一个字节控制 8 路开关
Web 接口：用 Base64 传二进制
从零跑通：TCP 温湿度与开关控制
准备对端与界面
完整积木：连接、收发、拆帧与超时
闭环验收
离线验证...
PostgreSQL Autoincrement
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714
Yes, SERIAL is the equivalent function.
CREATE TABLE foo (
id SERIAL,
bar varchar);
INSERT INT...
What's the difference between Application.ThreadException and AppDomain.CurrentDomain.UnhandledExcep
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How can I escape double quotes in XML attributes values?
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Should I pass an std::function by const-reference?
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edited Sep 26 '14 at 12:52
answered Aug 21 '13 at 19:42
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Representing graphs (data structure) in Python
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How many GCC optimization levels are there?
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