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What is normalized UTF-8 all about?
...same result as comparing them under NFD.
NFD
NFD has the characters fully em>x m>panded out. This is the faster normalization form to calculate, but the results in more code points (i.e. uses more space).
If you just want to compare two strings that are not already normalized, this is the preferred norma...
Getting the array length of a 2D array in Java
...//4
}
Column lengths differ per row. If you're backing some data by a fim>x m>ed size 2D array, then provide getters to the fim>x m>ed values in a wrapper class.
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Eclipse cannot load SWT libraries
...2 bit. I edit the command to:
ln -s /usr/lib/jni/libswt-* ~/.swt/lib/linum>x m>/m>x m>86/
And on Ubuntu 12.04 64 bit try:
ln -s /usr/lib/jni/libswt-* ~/.swt/lib/linum>x m>/m>x m>86_64/
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ng-app vs. data-ng-app, what is the difference?
... difference is simple - there is absolutely no difference between the two em>x m>cept that certain HTML5 validators will throw an error on a property like ng-app, but they don't throw an error for anything prefim>x m>ed with data-, like data-ng-app.
So to answer your question, use data-ng-app if you would li...
How to apply multiple styles in WPF
...ay the first one. The styles have different TargetTypes, so I can't just em>x m>tend one with the other.
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What is the strict aliasing rule?
... way, maybe get some warnings, have it compile fine, only to have weird unem>x m>pected behavior when you run the code.
(GCC appears somewhat inconsistent in its ability to give aliasing warnings, sometimes giving us a friendly warning and sometimes not.)
To see why this behavior is undefined, we have to...
Copy a variable's value into another
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b = a;
The code actually does nothing at all, because a and b are the em>x m>act same thing. The code is the same as if you'd written:
b = b;
which obviously won't do anything.
Why does your new code work?
b = { key1: a.key1, key2: a.key2 };
Here you are creating a brand new object with the {....
Why can't I initialize non-const static member or static array in class?
...on can specify a constant-initializer which shall be an integral constant em>x m>pression (5.19). In that case, the member can appear in integral constant em>x m>pressions. The member shall still be defined in a namespace scope if it is used in the program and the namespace scope definition shall not contain ...
is_null($m>x m>) vs $m>x m> === null in PHP [duplicate]
...e related isset() language construct checks whether the variable actually em>x m>ists before doing the null check. So isset($undefinedVar) will not throw a notice.
Also note that isset() may sometimes return true even though the value is null - this is the case when it is used on an overloaded object, i...
Base64 encoding and decoding in client-side Javascript
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Some browsers such as Firefom>x m>, Chrome, Safari, Opera and IE10+ can handle Base64 natively. Take a look at this Stackoverflow question. It's using btoa() and atob() functions.
For server-side JavaScript (Node), you can use Buffers to decode.
If you are...