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What is a Proxy in Doctrine 2?
... just finished reading all the Doctrine 2 documentation, I started my own sandbox, I understood most of the principes, but there is still a question and I couldn't find any complete explanation in the doc.
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How to include jar files with java file and compile in command prompt
I have 3 jar files and a .java file that depends on these jar files. How do I compile the .java file with these jar files using a command prompt?
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How to fix “Headers already sent” error in PHP
...ically
Previous error messages or notices
Intentional:
print, echo and other functions producing output
Raw <html> sections prior <?php code.
Why does it happen?
To understand why headers must be sent before output it's necessary
to look at a typical HTTP
response. PHP scripts ...
How do I push a new local branch to a remote Git repository and track it too?
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In Git 1.7.0 and later, you can checkout a new branch:
git checkout -b <branch>
Edit files, add and commit. Then push with the -u (short for --set-upstream) option:
git push -u origin <branch>
Git will set up the trackin...
How to test if string exists in file with Bash?
...e.
-q, --quiet, --silent
Quiet; do not write anything to standard output. Exit immediately with zero status if any match is found, even if an error was detected. Also see the -s or --no-messages option.
Error handling
As rightfully pointed out in the comments, the above approach ...
Google App Engine: Is it possible to do a Gql LIKE query?
... words, every query must use an index. This is why you can only do =, > and < queries. (In fact you can also do != but the API does this using a a combination of > and < queries.) This is also why the development environment monitors all the queries you do and automatically adds any mis...
How to achieve code folding effects in Emacs?
...ntioned somewhere? Type C-sfoo, find the definition, press enter, read it, and then press C-x C-x to go back to where you were. Simple and very useful.
Most modes support imenu. M-ximenu will let you jump to a function definition (etc.) by name. You can also bind it to a mouse click to get a men...
Using Transactions or SaveChanges(false) and AcceptAllChanges()?
I have been investigating transactions and it appears that they take care of themselves in EF as long as I pass false to SaveChanges() and then call AcceptAllChanges() if there are no errors:
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node.js child process - difference between spawn & fork
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Spawn is a command designed to run system commands. When you run spawn, you send it a system command that will be run on its own process, but does not execute any further code within your node process. You can add listeners for the proces...
How to grant remote access to MySQL for a whole subnet?
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EDIT: Consider looking at and upvoting Malvineous's answer on this page. Netmasks are a much more elegant solution.
Simply use a percent sign as a wildcard in the IP address.
From http://dev.mysql.com/doc/refman/5.1/en/grant.html
You can speci...