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Test whether a glob has any matches in bash
If I want to check for the existence of a single file, I can test for it using test -e filename or [ -e filename ] .
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How do I get a background location update every n minutes in my iOS application?
I'm looking for a way to get a background location update every n minutes in my iOS application. I'm using iOS 4.3 and the solution should work for non-jailbroken iPhones.
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What is the difference between decodeURIComponent and decodeURI?
What is the difference between the JavaScript functions decodeURIComponent and decodeURI ?
7 Answers
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Passing Objects By Reference or Value in C#
In C#, I have always thought that non-primitive variables were passed by reference and primitive values passed by value.
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@property retain, assign, copy, nonatomic in Objective-C
As someone that's new to Objective-C can someone give me an overview of the retain, assign, copy and any others I'm missing, that follow the @property directive? What are they doing and why would I want to use one over another?
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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
创建 Apps 首页 关于我们 关于我们 发布日志 服务条款 教育 中文教程 中文社区 反馈 我要反馈
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How do you run multiple programs in parallel from a bash script?
I am trying to write a .sh file that runs many programs simultaneously
15 Answers
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JSP tricks to make templating easier?
At work I've been tasked with turning a bunch of HTML files into a simple JSP project. It's really all static, no serverside logic to program. I should mention I'm completely new to Java. JSP files seem to make it easy to work with common includes and variables, much like PHP , but I'd like to ...
Number.sign() in javascript
Wonder if there are any nontrivial ways of finding number's sign ( signum function )?
May be shorter / faster / more elegant solutions than the obvious one
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What are the benefits of using C# vs F# or F# vs C#? [closed]
I work for a tech company that does more prototyping than product shipment. I just got asked what's the difference between C# and F#, why did MS create F# and what scenarios would it be better than C#.
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