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git produces Gtk-WARNING: cannot open display
...d that it was this script setting this variable on my CentOS 6.7 system: /etc/profile.d/gnome-ssh-askpass.sh
– hshib
Mar 25 '16 at 21:15
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Internal Error 500 Apache, but nothing in the logs?
...th grep PHP /var/log/syslog. Probably because I had error_log = syslog in /etc/php5/apache2/php.ini.
– mivk
Nov 18 '16 at 20:15
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Should I add .vcxproj.filter files to source control?
...ntain a description of the folder structure (\Source Files, \Header Files, etc.).
4 Answers
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PostgreSQL naming conventions
...table names vs. camel case, sequences, primary keys, constraints, indexes, etc...)
2 Answers
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Should composer.lock be committed to version control?
...e a lack of confidence in your versioning scheme. Versions (1.0, 1.1, 1.2, etc) should be immutable and you should avoid "dev-" and "X.*" wildcards outside of initial feature development.
Committing the lock file is a regression for your dependency management system as the dependency version has no...
Node.js vs .Net performance
...ith Node (querying the database, retrieving data from an external service, etc etc). You'll see huge performance gains with Node over ASP.NET MVC.
– alessioalex
May 18 '12 at 8:40
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What's the difference between echo, print, and print_r in PHP?
...ngs are not quoted, type information is omitted, array sizes aren't given, etc.
var_dump is usually more useful than print_r when debugging, in my experience. It's particularly useful when you don't know exactly what values/types you have in your variables. Consider this test program:
$values = ar...
grid controls for ASP.NET MVC? [closed]
... and have had some good luck with it. Lots of options for inline editing, etc. If that stuff isn't necessary, then we've just used a plain foreach loop like @Hrvoje.
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What are enums and why are they useful?
... even though they don't make much sense for the singleton: ord and values, etc. (There's actually a trickier simulation where Color extends Integer that will work with switch, but it's so tricky that it even more clearly shows why enum is a better idea.)
Thread safety
Thread safety is a potential...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...re looking for is part of the index used to find the data the server will fetch the data right there, if you do a select * it will most likely have to do what is called a bookmark lookup, which requires an extra scan to find the rest of the underlying data, which you may not even need.
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