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Static function variables in Swift
...the natural evolution of programming. Trying to code in old fashion ways requires hacks. In my opinion, adding an extra nested data type as opposed to utilising variable capturing reduces code readability.
– nstein
Jul 25 '16 at 12:07
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Objective-C categories in static library
...roject as direct dependency (target -> general -> direct dependencies) and all works OK, but categories. A category defined in static library is not working in app.
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How do I reference an existing branch from an issue in GitHub?
... Really wish this was possible. A work around this would be to use pull requests (instead of directly pushing) and reference the issue from within the pull request.
– Olivier Lalonde
Nov 17 '12 at 7:34
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Stack smashing detected
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Stack Smashing here is actually caused due to a protection mechanism used by gcc to detect buffer overflow errors. For example in the following snippet:
#include <stdio.h>
void func()
{
char array[10];
gets(array);
}
int main(int argc,...
Do I need a content-type header for HTTP GET requests?
...ns that the Content-Type HTTP header should be set only for PUT and POST requests.
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What does “Document-oriented” vs. Key-Value mean when talking about MongoDB vs Cassandra?
What does going with a document based NoSQL option buy you over a KV store, and vice-versa?
4 Answers
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How does this giant regex work?
I recently found the code below in one of my directories, in a file called doc.php . The file functions or links to a file manager. It's quite nicely done. Basically, it lists all the files in the current directory, and it lets you change directories.
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Create a tar.xz in one command
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or
tar c some-dir | bzip2 > some-dir.tar.bz2
Decompressing is also quite straightforward:
xzcat tarball.tar.xz | tar x
bzcat tarball.tar.bz2 | tar x
zcat tarball.tar.gz | tar x
If you have only tar archive, you can use cat:
cat archive.tar | tar x
If you need to list the files only, us...
Hidden Features of MySQL
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Since you put up a bounty, I'll share my hard won secrets...
In general, all the SQLs I tuned today required using sub-queries. Having come from Oracle database world, things I took for granted weren’t working the same with MySQL. And my reading on MySQL tuning makes me conclude that MySQL is be...
Error: Can't set headers after they are sent to the client
...used the response to become Finished. Then your code threw an error (res.req is null). and since the error happened within your actual function(req, res, next) (not within a callback), Connect was able to catch it and then tried to send a 500 error page. But since the headers were already sent, Node...