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How to check if a file exists in Documents folder?

... Or just [0] via index accessing – temporary_user_name Dec 16 '14 at 0:09 firstObject is more safe than [0] a...
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Purpose of Django setting ‘SECRET_KEY’

... Why didn't they call it a salt then? ;) – datenwolf Jun 15 '13 at 18:00 30 ...
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How can I get `find` to ignore .svn directories?

...you look at ack ? It's a source-code aware find, and as such will automatically ignore many file types, including source code repository info such as the above. share | improve this answer ...
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How to check if a string is a valid date

... Using a "catch-it-all" rescue should be considered an anti-pattern. It can hide out other errors which we don't expect and make the debugging of the code extremely difficult. – yagooar Jan 29 '13 at 10:32...
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Cannot push to Git repository on Bitbucket

...ent every time you run GitBash: $ cat ~/.bashrc If you see a function called start_agent, this step has already been completed. If no file, continue. If there is a file that does not contain this function, you're in a sticky situation. It's probably safe to append to it (using the instructions ...
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What difference is there between WebClient and HTTPWebRequest classes in .NET?

...FtpWebRequest, depend on your request. Below is an example: Example: var _request = (HttpWebRequest)WebRequest.Create("http://stackverflow.com"); var _response = (HttpWebResponse)_request.GetResponse(); WebClient System.Object System.MarshalByRefObject System.ComponentModel....
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Sorting object property by values

...ou like, thus achieving exactly what you set out to do. That would work in all the browsers I know of, but it would be dependent on an implementation quirk, and could break at any time. You should never make assumptions about the order of elements in a JavaScript object. var objSorted = {} sortable....
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How can I reset a react component including all transitively reachable state?

I occasionally have react components that are conceptually stateful which I want to reset. The ideal behavior would be equivalent to removing the old component and readding a new, pristine component. ...
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MongoDB, remove object from array

... try.. db.mycollection.update( {'_id': ObjectId("5150a1199fac0e6910000002")}, { $pull: { "items" : { id: 23 } } }, false, true ); share | improve thi...
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Where is svcutil.exe in Windows 7?

... If you're trying to install the v 7.1 of the SDK (and you happen to be on Windows 7 x64), it seems MS has removed svcutil.exe from it. It's nowhere to be found whether you jump through all the hoops to get around the installation errors, or you dow...