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How can prepared statements protect from SQL injection attacks?
...lly pasted together with user input. The intent of the query was to show information about Bob. Either salary or bonus, based on user input. But the malicious user manipulates the input corrupting the query by tacking on the equivalent of an 'or true' to the where clause so that everything is return...
What's the difference between “STL” and “C++ Standard Library”?
... believe that not everybody "gets it". Clearly, the term's usage is not uniform.
In addition, there are some STL-like libraries that are in fact implementations of the original STL, not the C++ Standard Library. Until recently, STLPort was one of them (and even there, the confusion abounds!).
Furt...
Design by contract using assertions or exceptions? [closed]
...r in release builds, you can leverage logging so that developers see the information relevant to your assertion failing. In this document (martinfowler.com/ieeeSoftware/failFast.pdf), Jim Shore points out, "Remember, an error that occurs at the customer’s site made it through your testing process....
How do you get the footer to stay at the bottom of a Web page?
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@jlp: You need to add the form tag to the height:100% statement, else it will break the sticky footer. Like this: html, body, form {height: 100%;}
– dazbradbury
Mar 9 '12 at 13:21
...
Retina displays, high-res background images
...00px 200px;
}
However, I personally would not advise using the shorthand form as it is not supported in iOS <= 6 or Android making it unreliable in most situations.
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“Too many values to unpack” Exception
...iar so I thought I'd see if I could replicate from the limited amount of information.
A quick search turned up an entry in James Bennett's blog here which mentions that when working with the UserProfile to extend the User model a common mistake in settings.py can cause Django to throw this error.
To...
Is there a performance difference between i++ and ++i in C?
Is there a performance difference between i++ and ++i if the resulting value is not used?
14 Answers
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When should I use Arrow functions in ECMAScript 6?
...uctor(name) {
this.name = name;
}
}
I expect that use of the former notation will eventually be discouraged. The object constructor notation may still be used by some for simple anonymous object factories where objects are programmatically generated, but not for much else.
Where an ob...
Reference - What does this error mean in PHP?
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Warning: Cannot modify header information - headers already sent
Happens when your script tries to send an HTTP header to the client but there already was output before, which resulted in headers to be already sent to the client.
This is an E_WARNING and ...
What exactly is RESTful programming?
...STful.
Keep in mind that GET requests should never be used for updating information. For example, a GET request for adding an item to a cart
http://myserver.com/addToCart?cart=314159&item=1729
would not be appropriate. GET requests should be idempotent. That is, issuing a request twice shoul...