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How to find the largest file in a directory and its subdirectories?
...s and are learning a variety of Bash commands. Our assignment involves performing various commands on a directory that has a number of folders under it as well.
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Git submodule update
...o a symbolic reference.
The issue is that you generally don’t want to work in a detached head environment, because it’s easy to lose changes.
If you do an initial submodule update, commit in that submodule directory without creating a branch to work in, and then run git submodule update agai...
Numpy array dimensions
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Note: shape might be more accurately described as an attribute than as a function, since it is not invoked using function-call syntax.
– Brent Bradburn
Apr 26 '12 at 2:00
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What is the best way to uninstall gems from a rails3 project?
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Bundler is launched from your app's root directory so it makes sure all needed gems are present to get your app working.If for some reason you no longer need a gem you'll have to run the
gem uninstall gem_name
as you stated above.So every time you run bundler it'...
How to use gitignore command in git
I'm working first time on git. I have pushed my branch on github and it pushed all the library and documents into the github. Now what can I do and how can I use gitignore command to avoid the same mistake again.
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See what has been installed via MacPorts
Is there a way to see all I have installed via MacPorts?
1 Answer
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How to set Java environment path in Ubuntu
...penjdk-6-jdk command,
after the installation where's the Java bin directory located? And how can I set the environment path for that directory? I have little experience with Ubuntu, can anyone give some advice or suggest any good website for reference?
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Cannot refer to a non-final variable inside an inner class defined in a different method
...need to change the values of several variables as they run several times thorugh a timer. I need to keep updating the values with every iteration through the timer. I cannot set the values to final as that will prevent me from updating the values however I am getting the error I describe in the init...
“used as value” in function call
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You've forgotten to declare a return value. It should be:
func sumThis(a, b int) int {
// ...
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What is a “feature flag”?
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A 'feature flag' (or Feature Toggle) is the ability to turn features (sub-sections) of your application on/off at easily:
perhaps via a re-deploy, or
some internal page where pages/features can be toggled live.
I guess the example there w...