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Is a Java string really immutable?
We all know that String is immutable in Java, but check the following code:
15 Answers
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Rails 3 migrations: Adding reference column?
...are using the Rails 4.x you can now generate migrations with references, like this:
rails generate migration AddUserRefToProducts user:references
like you can see on rails guides
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Why is the use of alloca() not considered good practice?
alloca() allocates memory on the stack rather than on the heap, as in the case of malloc() . So, when I return from the routine the memory is freed. So, actually this solves my problem of freeing up dynamically allocated memory. Freeing of memory allocated through malloc() is a major headache an...
Determining Referer in PHP
...e. I don't want to use the $_SERVER['HTTP_REFERER'] , because of the (lack of) reliability, and I need the page being called to only come from requests originating on my site.
Edit: I am looking to verify that a script that preforms a series of actions is being called from a page on my website....
HttpUtility does not exist in the current context
I get this error when compiling a C# application. Looks like a trivial error, but I can't get around it.
10 Answers
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How to unbind a listener that is calling event.preventDefault() (using jQuery)?
jquery toggle calls preventDefault() by default, so the defaults don't work.
you can't click a checkbox, you cant click a link etc etc
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Select tableview row programmatically
... can additionally also call selectRowAtIndexPath if you want the UI feedback to happen.
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git clone from another directory
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ChrisChris
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What's the difference between deque and list STL containers?
...ween the two? I mean the methods are all the same. So, for a user, they work identically.
8 Answers
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Terminating a script in PowerShell
I've been looking for a way to terminate a PowerShell (PS1) script when an unrecoverable error occurs within a function. For example:
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