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What is the best way to detect a mobile device?

Is there a way to detect whether or not a user is using a mobile device in jQuery? Something similar to the CSS @media attribute? I would like to run a different script if the browser is on a handheld device. ...
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Why should eval be avoided in Bash, and what should I use instead?

Time and time again, I see Bash answers on Stack Overflow using eval and the answers get bashed, pun intended, for the use of such an "evil" construct. Why is eval so evil? ...
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What is the difference between public, private, and protected?

When and why should I use public , private , and protected functions and variables inside a class? What is the difference between them? ...
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In C++, is it still bad practice to return a vector from a function?

Short version: It's common to return large objects—such as vectors/arrays—in many programming languages. Is this style now acceptable in C++0x if the class has a move constructor, or do C++ programmers consider it weird/ugly/abomination? ...
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Why does overflow:hidden not work in a ?

I've got a table cell that I would always like to be a particular width. However, it doesn't work with large strings of unspaced text. Here's a test case: ...
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What does in XML mean?

I often find this strange CDATA tag in XML files: 13 Answers 13 ...
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Managing large binary files with Git

I am looking for opinions of how to handle large binary files on which my source code (web application) is dependent. We are currently discussing several alternatives: ...
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How can I replace every occurrence of a String in a file with PowerShell?

Using PowerShell, I want to replace all exact occurrences of [MYID] in a given file with MyValue . What is the easiest way to do so? ...
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How can I suppress all output from a command using Bash?

I have a Bash script that runs a program with parameters. That program outputs some status (doing this, doing that...). There isn't any option for this program to be quiet. How can I prevent the script from displaying anything? ...
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How do I create a simple 'Hello World' module in Magento?

How can the following be accomplished in Magento? 6 Answers 6 ...