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Create PostgreSQL ROLE (user) if it doesn't exist
How do I write an SQL script to create a ROLE in PostgreSQL 9.1, but without raising an error if it already exists?
10 Answ...
Print All JVM Flags
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The best documentation I've found is the source.
I've used this SO Q&A to create a debug build. With this debug build, you can run java -XX:+AggressiveOpts -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+PrintFlagsFinal -XX:+PrintFlagsWithComments -version.
From the...
How to merge specific files from Git branches
...tent is in file.py from branch2 that is no longer applies to branch1, it requires picking some changes and leaving others. For full control do an interactive merge using the --patch switch:
$ git checkout --patch branch2 file.py
The interactive mode section in the man page for git-add(1) explains...
Best practice for localization and globalization of strings and labels [closed]
...ore, I think it's native and has no dependencies to other libraries (e.g. jQuery)
Here's the website of library: http://www.localeplanet.com/
Also look at this article by Mozilla, you can find very good method and algorithms for client-side translation: http://blog.mozilla.org/webdev/2011/10/06...
How to pass the value of a variable to the stdin of a command?
... you handle blah=-n, blah=-e... use printf instead. unix.stackexchange.com/questions/65803/…
– Camilo Martin
Jun 22 '14 at 4:33
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LINQ to SQL: Multiple joins ON multiple Columns. Is this possible?
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Joining on multiple columns in Linq to SQL is a little different.
var query =
from t1 in myTABLE1List // List<TABLE_1>
join t2 in myTABLE1List
on new { t1.ColumnA, t1.ColumnB } equals new { t2.ColumnA, t2.ColumnB }
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You have to t...
Setting the MySQL root user password on OS X
I just installed MySQL on Mac OS X. The next step was setting the root user password, so I did this next:
23 Answers
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Converting XML to JSON using Python?
...mapping between XML and JSON, so converting one to the other necessarily requires some understanding of what you want to do with the results.
That being said, Python's standard library has several modules for parsing XML (including DOM, SAX, and ElementTree). As of Python 2.6, support for converti...
Changing default encoding of Python?
... help for running existing applications (which is one way to interpret the question), is wrong when you are writing/maintaining an application and dangerous when writing a library. The right way is to set LC_CTYPE (or in an application, check whether it is set right and abort with a meaningful error...
Reset push notification settings for app
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Apple added a new requirement to the AppStore submissions guidelines, which relies on the application to show the prompt. This may suggest that the automatic prompt has been removed in iOS 5.1. However there is no API to query the notification c...