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#ifdef #ifndef in Java

...with "final" modifier Java compiler itself solves the problem. Because it knows in advance what would be the result of testing this condition. For example this code: boolean flag1 = true; boolean flag2 = false; int j=0; for(int i=0;i<1000000000;i++){ if(flag1) ...
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Remove all classes that begin with a certain string

...eral groups. Each group has a specific prefix. In the javascript, I don't know which class from the group is on the div. I want to be able to clear all classes with a given prefix and then add a new one. If I want to remove all of the classes that begin with "bg", how do I do that? Something like th...
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object==null or null==object?

...dn't be a usecase at all. Which means that, we are training ourselves that now that I use "null" first, its okay, even if I make a mistake. That doesn't mean that the code works as expected. Even if null = object is given in the place of null == object, the program is not going to work as expected! ...
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Xcode 4 hangs at “Attaching to (app name)”

...or or iOS device. It was working perfectly in Xcode 3, but all of a sudden now when I press run the program stops at "Attaching to...". There doesn't seem to be any other info to help with this problem either. ...
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error, string or binary data would be truncated when trying to insert

... solve it (the top answer clarifies it all). BUT it is very important to know what are the possible reasons that may cause it. In my case i was creating the table with a field like this: Select '' as Period, * From Transactions Into #NewTable Therefore the field "Period" had a length of Zero a...
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Comma in C/C++ macro

...tructs behind the macro become dependent types, and the typename prefix is now required on the type. You can add it, but type deduction has been broken, so you now have to manually list the type arguments to call the function. I ended up using temple's method of defining a macro for the comma. It mi...
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No resource found - Theme.AppCompat.Light.DarkActionBar

I used ActionBar Style Generator, and now trying to use into my app, but getting : 17 Answers ...
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PowerShell script to return versions of .NET Framework on a machine?

...0 ... EDIT: For .Net 4.5 and up, this changed slightly again, so there's now a nice MSDN article here explaining how to convert the Release value to a .Net version number, it's a total train wreck :-( This looks right to me (note that it outputs separate version numbers for WCF & WPF on 3.0. ...
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Javascript / Chrome - How to copy an object from the webkit inspector as code

...le. Eg:- Copy & Paste the below code in your console and press ENTER. Now, try to paste(CTRL+V for Windows or CMD+V for mac) it some where else and you will get {"name":"Daniel","age":25} var profile = { name: "Daniel", age: 25 }; copy(JSON.stringify(profile)); ...
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Why does the month argument range from 0 to 11 in JavaScript's Date constructor?

...have excellent libraries like Moment.js, date-fns, and js-joda. But as of now, there is nothing more than Date built-in to the language. Hopefully this will change in the near future. share | impr...