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Why should eval be avoided in Bash, and what should I use instead?
...printf "$1\n" "${@:2}"
}
function error
{
# Send the first element as one argument, and the rest of the elements as a combined argument.
# Arguments to println:
# 1 -> '\e[31mError (%d): %s\e[m'
# 2 -> "$1"
# 3 -> "${*:2}"
println '\e[31mError (%d): %s\e[m' "...
Why is volatile not considered useful in multithreaded C or C++ programming?
...ew properties we need, but not all of them, so we can't rely on volatile alone.
However, the primitives we'd have to use for the remaining properties also provide the ones that volatile does, so it is effectively unnecessary.
For thread-safe accesses to shared data, we need a guarantee that:
the...
Explanation of BASE terminology
...nd is always Basically Available (to new relationships), in a Soft state (none of his relationship last very long) and Eventually consistent (one day he will get married).
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How to check if activity is in foreground or in visible background?
...
There is one little moment between finish and start activity and i thin need to add some delay and counter
– sagus_helgy
Jul 4 '14 at 6:55
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How to convert a byte array to a hex string in Java?
...so useful they really should be on your class path by default, and this is one of them.
– corsiKa
Aug 21 '13 at 15:36
29
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Where can I locate themes for VS2012
...gin (just a VS extension), comes with a number of pre-packaged themes with one closely matching 2010. But one of the best features I like is the simple switching from the toolbar - which allows me to have multiple VS2012s open and quickly change the color of each window (with 3 monitors and 5 VS201...
How can I replace every occurrence of a String in a file with PowerShell?
...nt file.txt) is required:
Without the parenthesis the content is read, one line at a time, and flows down the pipeline until it reaches out-file or set-content, which tries to write to the same file, but it's already open by get-content and you get an error. The parenthesis causes the operation ...
Django DB Settings 'Improperly Configured' Error
...ings, Django doesn't know what project you want to work on. You have to do one of these things:
Use python manage.py shell
Use django-admin.py shell --settings=mysite.settings (or whatever settings module you use)
Set DJANGO_SETTINGS_MODULE environment variable in your OS to mysite.settings
(This ...
What is data oriented design?
I was reading this article , and this guy goes on talking about how everyone can greatly benefit from mixing in data oriented design with OOP. He doesn't show any code samples, however.
...
android EditText - finished typing event
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When the user has finished editing, s/he will press Done or Enter
((EditText)findViewById(R.id.youredittext)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event...