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JavaScript check if variable exists (is defined/initialized)

... @George IV: "just do `if( variable ) " -- um, no, that fails for false and 0. – Jason S May 13 '09 at 15:53 17 ...
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Why does find -exec mv {} ./target/ + not work?

I want to know exactly what {} \; and {} \+ and | xargs ... do. Please clarify these with explanations. 5 Answers ...
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How do you format an unsigned long long int using printf?

... Or to be precise it's for GNU libc, and doesn't work with Microsoft's C runtime. – Mark Baker Oct 8 '08 at 9:35 171 ...
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Hide files with certain extension in Sublime Text Editor?

...e you talking about the sidebar? For example, if you select File → Open and select a folder, then the folder and its contents are displayed along the left side, allowing you to navigate amongst its contents and sub-directories. If that is the case, then the answer is yes, files can be excluded. ...
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How to remove unused imports in Intellij IDEA on commit?

...r "Add unambiguous imports on the fly" is for :) You can disable the first and only enable the unambiguous setting. – matt b Sep 25 '12 at 14:44 ...
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How can I strip all punctuation from a string in JavaScript using regex?

...ly a quantifier to the preceding, so in this case it's replacing between 2 and 100 whitespace characters (\s) with a single space. If you want to collapse any number of whitespace characters down to one, you would leave off the upper limit like so: replace(/\s{2,}/g, ' '). – Mi...
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C# DropDownList with a Dictionary as DataSource

I want to set DataTextField and DataValueField of a Dropdownlist (languageList) using a Dictionary (list) of languageCod (en-gb) as key and language name (english) as the text to display. ...
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How to check if a function exists on a SQL database

...need to find out if a function exists on a database, so that I can drop it and create it again. It should basically be something like the following code that I use for stored procedures: ...
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How to convert URL parameters to a JavaScript object?

... Edit This edit improves and explains the answer based on the comments. var search = location.search.substring(1); JSON.parse('{"' + decodeURI(search).replace(/"/g, '\\"').replace(/&/g, '","').replace(/=/g,'":"') + '"}') Example Parse abc=foo...
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Does reading an entire file leave the file handle open?

...entire file with content = open('Path/to/file', 'r').read() is the file handle left open until the script exits? Is there a more concise method to read a whole file? ...