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Is it better to reuse a StringBuilder in a loop?
I've a performance related question regarding use of StringBuilder.
In a very long loop I'm manipulating a StringBuilder and passing it to another method like this:
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How to turn on/off ReactJS 'development mode'?
...cess.env.NODE_ENV) // --> 'development' or 'production'
Webpack Docs: https://webpack.js.org/guides/production/#specify-the-mode
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Which one will execute faster, if (flag==0) or if (0==flag)?
...seen any correct answer yet (and there are already some) caveat: Nawaz did point out the user-defined trap. And I regret my hastily cast upvote on "stupidest question" because it seems that many did not get it right and it gives room for a nice discussion on compiler optimization :)
The answer is:
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How can I run PowerShell with the .NET 4 runtime?
...ndividual-powershell-commands-using-net-4/
An example PowerShell module:
https://gist.github.com/882528
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Which characters are valid in CSS class names/selectors?
...he CSS grammar.
Basically1, a name must begin with an underscore (_), a hyphen (-), or a letter(a–z), followed by any number of hyphens, underscores, letters, or numbers. There is a catch: if the first character is a hyphen, the second character must2 be a letter or underscore, and the name must...
Is there a unique Android device ID?
... Secure.ANDROID_ID);
Also read Best practices for unique identifiers: https://developer.android.com/training/articles/user-data-ids
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Hidden Features of Xcode
With a huge influx of newbies to Xcode, I'm sure there are lots of Xcode tips and tricks to be shared.
89 Answers
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Is there a good reason to use upper case for SQL keywords? [closed]
The default seems to be upper case, but is there really any reason to use upper case for keywords? I started using upper case because I was just trying to match what SQL Server gives me whenever I tried to create something, like a new stored procedure. But then, I felt terrible for my baby (5th) fin...
Dynamically adding a form to a Django formset with Ajax
...o dynamic django forms:
http://code.google.com/p/django-dynamic-formset/
https://github.com/javisantana/django-dinamyc-form/tree/master/frm
They both make use of jQuery and are django-specific. The first seems a bit more polished and offers a download that comes w/demos which are excellent.
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Why doesn't Mockito mock static methods?
...d. Also the integration of PowerMock at times caused serious problems(e.g. https://code.google.com/p/powermock/issues/detail?id=355)
PS: Same holds for private methods, too. I don't think tests should know about the details of private methods. If a class is so complex that it tempts to mock out pri...