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How can I get query string values in JavaScript?

... In chrome on a mac at least (maybe other browsers too) the last value was getting a '/' appended. So I modified the regex to ignore it. var results = new RegExp('[\\?&]' + name + '=([^&#/]*)').exec(url); – Cas...
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What are the minimum margins most printers can handle?

... Description (PPD). PPDs are used in the CUPS printing system on Linux and Mac OS X as well even for non-PostScript printers. Every PPD MUST, according to the PPD specification written by Adobe, contain definitions of a *ImageableArea (that's a PPD keyword) for each and every media sizes it can han...
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What's the difference between using CGFloat and float?

...uired to make your app 64-bit clean and try running it as such, since most Macs now have 64-bit CPUs and Snow Leopard is fully 64-bit, including the kernel and user applications. Apple's 64-bit Transition Guide for Cocoa is a useful resource. ...
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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]

... It's a solution for Ubuntu (the idea also works for Windows or Mac) I just tried today and it works like a charm. Material a cross-over Ethernet cable (the name is fancy but it's just a normal Ethernet cable) a laptop (ubuntu) a Raspberry Pi (I have the Pi2) Prerequisites on your u...
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Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into

...s; I have it working in recent versions of Chrome, Firefox and Safari on a Mac. Doesn't seem to work in Internet Explorer, and possibly some versions of Opera. If you're worried about Old IE (and you probably shouldn't be these days), you could include an IE conditional comment that would load the...
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What is NODE_ENV and how to use it in Express?

...t variable as a one-off, you can do so from the command line: linux & mac: export NODE_ENV=production windows: $env:NODE_ENV = 'production' In the long term, you should persist this so that it isn't unset if you reboot - rather than list all the possible methods to do this, I'll let you search...
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How do I create a right click context menu in Java Swing?

...ut, paste, select all, undo and redo functions. It also works on Linux and Mac OS X: import javax.swing.*; import javax.swing.text.JTextComponent; import javax.swing.undo.UndoManager; import java.awt.*; import java.awt.datatransfer.Clipboard; import java.awt.datatransfer.DataFlavor; import java.awt...
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R and version control for the solo data analyst

...en version of a single file from your backup system? For example, have a Mac and use Time Machine to backup to another hard drive in my computer. Time Machine is great for recovering the odd file or restoring my system if things get messed up. However it simply doesn't have what it takes to be t...
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Is there a way to crack the password on an Excel VBA Project?

I've been asked to update some Excel 2003 macros, but the VBA projects are password protected, and it seems there's a lack of documentation... no-one knows the passwords. ...
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Abort makefile if variable not set

... What exactly? Never used Mac, though I guess it has another implementation of Make installed by default (e.g. BSD Make instead of GNU Make). I'd suggest you to check make --version as the first step. – Eldar Abusalimov ...