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What are the differences between a HashMap and a Hashtable in Java?

...2 Is it possible to edit the question to fix it? – GC_ Oct 14 '16 at 15:39 1 ...
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How to add a border just on the top side of a UIView

... = color addSublayer(border) } private func addCorner(_ corner: Corner, thickness: CGFloat, color: CGColor) { // Set default to top left let width = frame.size.width; let height = frame.size.height var x = cornerRadius var startAngle: CGFloat = .p...
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Officially, what is typename for?

... once then keep it as a reference if you like. – deft_code Oct 21 '09 at 15:46 1 The astute reade...
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How to benchmark efficiency of PHP script

... using? As an example, I can make nginx + PHP-FPM seriously out perform mod_php + Apache, which in turn gets trounced for serving static content by using a good CDN. The next thing to consider is what you are trying to optimise for? Is the speed with which the page renders in the users browser ...
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What is the ellipsis (…) for in this method signature?

...hRecipientJids(jid1, jid2); msgBuilder2.withRecipientJids(jid1, jid2, jid78_a, someOtherJid); See more here: http://java.sun.com/j2se/1.5.0/docs/guide/language/varargs.html share | improve this an...
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What is the difference between self-types and trait subclasses?

...ection 2.3 also says this: “Each of the operands of a mixin composition C_0 with ... with C_n, must refer to a class. The mixin composition mechanism does not allow any C_i to refer to an abstract type. This restriction makes it possible to statically check for ambiguities and override conflicts a...
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Why is \r a newline for Vim?

... From http://vim.wikia.com/wiki/Search_and_replace : When Searching ... \n is newline, \r is CR (carriage return = Ctrl-M = ^M) When Replacing ... \r is newline, \n is a null byte (0x00). ...
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Should I use char** argv or char* argv[]?

...rchangeable in function parameter lists. See http://en.wikipedia.org/wiki/C_(programming_language)#Array-pointer_interchangeability. share | improve this answer | follow ...
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Java RegEx meta character (.) and ordinary dot?

...ork, but some regex engines will treat this as syntax errors, for example \_ will cause an error in .NET. Some others will lead to false results, for example \< is interpreted as a literal < in Perl, but in egrep it means "word boundary". So write -?\d+\.\d+\$ to match 1.50$, -2.00$ etc. and...
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Was PreferenceFragment intentionally excluded from the compatibility package?

....com/file/repository.grepcode.com/java/ext/com.google.android/android/4.0.1_r1/android/preference/PreferenceFragment.java?av=h -- creating my own PreferenceFragment isn't going to happen. It appears the liberal use of package-private in PreferenceManager instead of 'protected' is the main blocker. ...