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How to discard local changes in an SVN checkout?
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Just use the svn revert command, for example:
svn revert some_file.php
It is (as every other svn command) well documented in the svnbook resource or man page, or even with the svn help command.
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Android 4.3 menu item showAsAction=“always” ignored
I'm using the new v7 appcompat library available starting from Android 4.3 (API level 18).
12 Answers
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Android: Storing username and password?
If I want to store the username and password to be used inside an Android application, what is the best way to do it? Is it through the preferences screen (but what if the user misses this?), or pop up a dialog box and ask the user for the credentials? If so, I do have to maintain state for the appl...
Cleaning up the iPhone simulator
...o check:
"$HOME/Library/Developer/CoreSimulator/Devices"
The GUID files and directories match up to the simulator's installed apps.
Manually delete all those files/directories to remove all applications from the simulator.
I know there is some way to add scripts to the build process in XCode.
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Difference between onCreateView and onViewCreated in Fragment
...d. So always use findViewById in onViewCreated(when view is fully created) and it also passes the view as parameter.
onViewCreated is a make sure that view is fully created.
onViewCreated android Documentation
Called immediately after onCreateView(android.view.LayoutInflater, android.view.Vie...
How to print to stderr in Python?
...derr, **kwargs)
The function eprint can be used in the same way as the standard print function:
>>> print("Test")
Test
>>> eprint("Test")
Test
>>> eprint("foo", "bar", "baz", sep="---")
foo---bar---baz
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Python locale error: unsupported locale setting
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Run following commands
export LC_ALL="en_US.UTF-8"
export LC_CTYPE="en_US.UTF-8"
sudo dpkg-reconfigure locales
It will solve this.
Make sure to match the .UTF-8 part to the actual syntax found in the output of locale -a e.g. .utf8 on some ...
When would you call java's thread.run() instead of thread.start()?
...() in a particular unit test that is concerned strictly with functionality and not with concurrency.
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Inline functions vs Preprocessor macros
...s in a function-like context, be advised that:
Macros are not type safe, and can be expanded regardless of whether they are syntatically correct - the compile phase will report errors resulting from macro expansion problems.
Macros can be used in context where you don't expect, resulting in proble...
Read a variable in bash with a default value
... cases below, word is subject to tilde expansion, parameter expansion, command substitution, and arithmetic expansion.
So if you use webpath=${webpath:-~/httpdocs} you will get a result of /home/user/expanded/path/httpdocs not ~/httpdocs, etc.
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