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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
How would it be possible to generate a random, unique string using numbers and letters for use in a verify link? Like when you create an account on a website, and it sends you an email with a link, and you have to click that link in order to verify your account
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How to cat a file containing code?
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You only need a minimal change; single-quote the here-document delimiter after <<.
cat <<'EOF' >> brightup.sh
or equivalently backslash-escape it:
cat <<\EOF >>brightup.sh
Without quoting, the here document will undergo variable substitution, backticks will...
Why use apparently meaningless do-while and if-else statements in macros?
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The do ... while and if ... else are there to make it so that a
semicolon after your macro always means the same thing. Let's say you
had something like your second macro.
#define BAR(X) f(x); g(x)
Now if you were to use BAR(X); in an if ... else statement, where the bodi...
Linking to an external URL in Javadoc?
...follow
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edited Apr 19 at 17:40
Arsen Khachaturyan
5,90933 gold badges3232 silver badges3434 bronze badges
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Difference Between ViewData and TempData?
I know what ViewData is and use it all the time, but in ASP.NET Preview 5 they introduced something new called TempData.
6...
AngularJS: Service vs provider vs factory
...When declaring serviceName as an injectable argument you will be provided with an instance of the function. In other words new FunctionYouPassedToService().
Factories
Syntax: module.factory( 'factoryName', function );
Result: When declaring factoryName as an injectable argument you will be provided...
Mockito How to mock only the call of a method of the superclass
I'm using Mockito in some tests.
7 Answers
7
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Is there some way to PUSH data from web server to browser?
Of course I am aware of Ajax, but the problem with Ajax is that the browser should poll the server frequently to find whether there is new data. This increases server load.
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Can't install Ruby under Lion with RVM – GCC issues
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This answer was edited multiple times and now contains several alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should n...
How to limit UITableView row reordering to a section
I was hitting my head over this one, and google was turning up nothing.
I eventually worked it out and thought I'd write it up here for the sake of the next person.
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