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No visible cause for “Unexpected token ILLEGAL”

...our basic token types, it gets labelled "ILLEGAL" on most implementations, and this error is thrown. The same error is raised if, for example, you try to run a js file with a rogue @ character, a misplaced curly brace, bracket, "smart quotes", single quotes not enclosed properly (e.g. this.run('dev1...
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Why does (0 < 5 < 3) return true?

I was playing around in jsfiddle.net and I'm curious as to why this returns true? 14 Answers ...
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Why is January month 0 in Java Calendar?

...a date/time API. Listing what's wrong with it would take a very long time (and I'm sure I don't know half of the problems). Admittedly working with dates and times is tricky, but aaargh anyway. Do yourself a favour and use Joda Time instead, or possibly JSR-310. EDIT: As for the reasons why - as n...
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How do you add swap to an EC2 instance?

I'm currently running an ec2 micro instance and i've been finding that the instance occasionally runs out of memory. 10 Ans...
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How can I get `find` to ignore .svn directories?

I often use the find command to search through source code, delete files, whatever. Annoyingly, because Subversion stores duplicates of each file in its .svn/text-base/ directories my simple searches end up getting lots of duplicate results. For example, I want to recursively search for uint i...
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What is the best way to ensure only one instance of a Bash script is running? [duplicate]

... a lockfile approach. If you acquire the lock, proceed else show a message and exit. As an example: [Terminal #1] $ lockfile -r 0 /tmp/the.lock [Terminal #1] $ [Terminal #2] $ lockfile -r 0 /tmp/the.lock [Terminal #2] lockfile: Sorry, giving up on "/tmp/the.lock" [Terminal #1] $ rm -f /tmp/the....
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Autocompletion in Vim

...fault. You have to "hack" it to make it work with JavaScript, ActionScript and PHP. Here I explain how I do it. And here is another hint for PHP. – romainl Mar 2 '11 at 20:07 ...
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Make a div fill the height of the remaining screen space

...ers briefly mentioning flexbox; however, that was more than two years ago, and they don't provide any examples. The specification for flexbox has definitely settled now. Note: Though CSS Flexible Boxes Layout specification is at the Candidate Recommendation stage, not all browsers have implement...
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What type of hash does WordPress use?

...hing framework, which is used in Content Management Systems like WordPress and Drupal. They used to use MD5 in the older versions, but sadly for me, no more. You can generate hashes using this encryption scheme at http://scriptserver.mainframe8.com/wordpress_password_hasher.php. ...
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What is a message pump?

...ng Office in an interactive session on a desktop, with a monitor, keyboard and mouse and, most importantly, a message pump." I'm not sure what that is. (I've been programming in C# for only about a year; my other programming experience has primarily been with ColdFusion.) ...