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What is the difference between a dialog being dismissed or canceled in Android?

... Typically, a dialog is dismissed when its job is finished and it is being removed from the screen. A dialog is canceled when the user wants to escape the dialog and presses the Back button. For example, you have a standard Yes...
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How to convert int to NSString?

... @DielsonSales some objects don't have stringValue, but all have description - so as a good practice it's better to get used to using description (NSNumber does, no need to worry here). Try this (description will print the date, but stringValue will crash): NSNumber *test = (id)[N...
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Python argparse command line flags without arguments

...a look at http://docs.python.org/dev/library/argparse.html#action (specifically store_true and store_false) import argparse parser = argparse.ArgumentParser() parser.add_argument('-w', action='store_true') where action='store_true' implies default=False. Conversely, you could haveaction='store_...
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C++ Double Address Operator? (&&)

...++11. int&& a means "a" is an r-value reference. && is normally only used to declare a parameter of a function. And it only takes a r-value expression. If you don't know what an r-value is, the simple explanation is that it doesn't have a memory address. E.g. the number 6, and charac...
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Fastest exit strategy for a Panic Button in Crisis/Abuse Websites? [closed]

... (ALMOST) FINAL EDIT OK, I've read all the comments and this is what I think is the best solution but I've also thought of an ALL-LOCAL ALTERNATIVE. I'm open to further improvement/discussion var panic= function(){ document.body.innerHTML = ''; //th...
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Bootstrap Dropdown menu is not working

... the file is named differently then jquery-1.11.0.js or it is not there at all. – Chris Mar 13 '14 at 15:58 ...
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How do I get the last four characters from a string in C#?

...of code (which the OP already knew) and cramming it onto one line is not really the same thing as one expression. – Buh Buh Jun 20 '11 at 15:39 ...
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SQL Server equivalent to MySQL enum data type?

...rable (and SQL Server doesn't support the concept of immutable tables), finally if you have lots of enums with only a few values then you'll end-up adding lots of tables to your database. Not to mention extra IO reads due to FK constraint-checking when inserting/deleting data, whereas a CHECK CONSTR...
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What is the difference between ng-if and ng-show/ng-hide

...he ng-if directive has one of the highest (if not the highest) priority of all Angular directives. Which means: it will run FIRST before all other, lower prioritised, directives. The fact that it runs FIRST, means that effectively, the element is removed before any inner directives are processed. Or...
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How to get the parents of a merge commit in git?

... Simple git log <hash> called for a merge commit shows abbreviated hashes of its parents: $ git log -1 395f65d commit 395f65d438b13fb1fded88a330dc06c3b0951046 Merge: 9901923 d28790d ... git outputs parents according to their number: the first...