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What is the most effective way for float and double comparison?
...< EPSILON;
}
Edit: Christer has added a stack of great info on this topic on a recent blog post. Enjoy.
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How to automatically generate a stacktrace when my program crashes
...each frame in the stack came from. Here you can see the signal handler on top of the stack, and the libc functions before main in addition to main, foo, bar, and baz.
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What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...ne is going to defeat any system you come up with. The objective isn't to stop this attack; it's to make the attack more expensive than just getting really good at the game and beating it.
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How do JavaScript closures work?
...nce to its outer scope, and so on, all the way to the global object at the top of the scope chain.
A closure is created when a function is declared; this closure is used to configure the execution context when the function is invoked.
A new set of local variables is created every time a function is ...
Do sessions really violate RESTfulness?
...me after which it no longer grants access. However, as I mentioned at the top of my post, sacrifices must be made to allow an application to actually work. That said, authentication tokens must be stored in a way that allows all possible clients to continue granting access during their valid times...
How to explain Katana and OWIN in simple words and uses?
... (Feb 2015):
ASP.NET vNext is now known as ASP.NET 5 and will be built on top of .NET Core 5. .NET Core 5 is lightweight factored version of .NET Framework, designed to support goals of ASP.NET 5 and .NET Native. However, ASP.NET 5 will be supported by .NET Framework 4.6 as well, that should become...
How to strip HTML tags from a string in SQL Server?
... I've used this and love it, but I did add one more replace to the top group: </p> I changed to a char 13 + char 10 also since the end of a paragraph tag would typically indicate a new line. It worked perfectly in my particular scenario
– D.R.
Jun...
How do I list all files of a directory?
...ry it visits - splitting into files and dirs for you. If you only want the top directory you can just break the first time it yields
from os import walk
f = []
for (dirpath, dirnames, filenames) in walk(mypath):
f.extend(filenames)
break
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]
...rait mode" solution is to support 1.3333, which results in unused space at top and bottom, on all the resolutions with larger aspect ratio.
Most likely, you would instead design it to stretch over the 1.333 to 1.778 range. But sometimes part of your design looks too distorted then.
Advanced layo...
How do I uniquely identify computers visiting my web site?
...sers it will result in 2 different sessions. If this is a problem you can stop reading here.
Sessions expire if user is not logged in. If a user is not logged in, then they will use a guest session which will be invalidated if user deletes cookies and browser cache.
Implementation
There are many ...