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Bytecode features not available in the Java language
...case of the invokespecial bytecode is handled for this class. It is set by all modern Java compilers (where "modern" is >= Java 1.1, if I remember correctly) and only ancient Java compilers produced class files where this was un-set. This flag exists only for backwards-compatibility reasons. Note...
C# declare empty string array
...ew string[5];
That will create arr, a referenced array of strings, where all elements of this array are null. (Since strings are reference types)
This array contains the elements from arr[0] to arr[4]. The new operator is used to create the array and initialize the array elements to their default...
How to prevent ajax requests to follow redirects using jQuery
...t) redirection is the part of XMLHttpRequest specification (see here especially the words "... transparently follow the redirect ..."). The standard mention only that the user agent (the web browser) can prevent or notify of certain kinds of automatic redirections, but it's not a part of XMLHttpRequ...
Is there a practical use for weak references? [duplicate]
...d retain Soft References when it can.
There is another kind of reference called a Phantom Reference. This is used in the GC clean up process and refers to an object which isn't accessible to "normal" code because its in the process of being cleaned up.
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How do I escape reserved words used as column names? MySQL/Create Table
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IMHO you should quote all field names and table names always.
– rjmunro
Sep 17 '13 at 11:50
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How do I escape a reserved word in Oracle?
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Try it in all uppercase "TABLE".
– RSHAP
Aug 14 '18 at 15:42
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How to do two-way filtering in AngularJS?
...ion? Isn't that just a generic controller for the directive that has basically nothing to do with the ngModel attribute? (Still learning angular here so I could be totally wrong.)
– Drew Miller
Dec 17 '12 at 1:52
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How do I embed a single file from a GitHub gist with the new gist interface?
...tHub Gist interface has one embed snippet for the entire gist which embeds all files in the gist. The old interface had embed code for each file in the gist. Anyone know if there's a trick to embed a single file?
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How to convert a selection to lowercase or uppercase in Sublime Text
...eral strings selected in a file in Sublime Text and I want to convert them all to lowercase.
5 Answers
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Does JSON syntax allow duplicate keys in an object?
...o according to the specification I would safely assume that means they are allowed.
That most implementations of JSON libraries do not accept duplicate keys does not conflict with the standard, because of the first quote.
Here are two examples related to the C++ standard library. When deserializin...