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Internal Error 500 Apache, but nothing in the logs?
...rror logs?
The errors that cause your 500 Internal Server Error are coming from a PHP module. By default, PHP does NOT log these errors. Reason being you want web requests go as fast as physically possible and it's a security hazard to log errors to screen where attackers can observe them.
These i...
Change working directory in my current shell context when running Node script
...trying to change the working directory of my Node.js script when it is run from a bin script. I have something like the following:
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Compile time string hashing
...absolutely. I tested it against the Python CRC32 runtime algorithm (coming from zlib) and the results are the same. In fact, what you're trying to achieve is exactly why I use this technique for!
– Clement JACOB
Aug 23 '13 at 7:07
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Why does document.querySelectorAll return a StaticNodeList rather than a real Array?
...still can't find an answer, so I thought I'd cross-post on SO the question from this blog:
6 Answers
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How efficient is locking an unlocked mutex? What is the cost of a mutex?
... it causes to much of the inter-CPU/core traffic to flush the mutex memory from the data cache of other CPUs to guarantee the cache coherency. The cache flushes are like light-weight interrupts and handled by CPUs transparently - but they do introduce so called stalls (search for "stall").
And the ...
What do I need to read to understand how git works? [closed]
I would like to understand the way git works from a architects point of view. How are files stored, how are versions kept and how do changes happen (branches, merges, etc.)?
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Database Structure for Tree Data Structure
...2
Joe Celko has written a book on this subject, which is a good reference from a general SQL perspective (it is mentioned in the nested set article link above).
Also, Itzik Ben-Gann has a good overview of the most common options in his book "Inside Microsoft SQL Server 2005: T-SQL Querying".
The ...
Is there a way to detect if an image is blurry?
...k of a way to tell if such a smooth area is "blurry", or to distinguish it from an out-of-focus area. You should ask this as a separate question (maybe on DSP.SE). Maybe someone else has better ideas.
– Niki
Nov 2 '12 at 8:28
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Calling a method every x minutes
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var startTimeSpan = TimeSpan.Zero;
var periodTimeSpan = TimeSpan.FromMinutes(5);
var timer = new System.Threading.Timer((e) =>
{
MyMethod();
}, null, startTimeSpan, periodTimeSpan);
share
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What's the difference between interface and @interface in java?
...project this week, and using Intellij IDEA as my IDE, for a change of pace from my regular .Net development.
5 Answers
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