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How to count number of files in each directory?
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Assuming you have GNU find, let it find the directories and let bash do the rest:
find . -type d -print0 | while read -d '' -r dir; do
files=("$dir"/*)
printf "%5d files in directory %s\n" "${#files[@]}" "$dir"
done
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Understand the “Decorator Pattern” with a real world example
...tor pattern achieves a single objective of dynamically adding
responsibilities to any object.
Consider a case of a pizza shop. In the pizza shop they will sell few pizza varieties and they will also provide toppings in the menu. Now imagine a situation wherein if the pizza shop has to provide pr...
How to hide output of subprocess in Python 2.7
...subprocess.call(['echo', 'foo'], stdout=FNULL, stderr=subprocess.STDOUT)
It is effectively the same as running this shell command:
retcode = os.system("echo 'foo' &> /dev/null")
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Android YouTube app Play Video Intent
...eated a app where you can download YouTube videos for android. Now, I want it so that if you play a video in the YouTube native app you can download it too. To do this, I need to know the Intent that the YouTube native app puts out in order to play the YouTube app.
I could do this easially if I ha...
Can I force a page break in HTML printing?
I'm making a HTML report that is going to be printable, and it has "sections" that should start in a new page.
10 Answers
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TransformXml task could not be loaded from Microsoft.Web.Publishing.Tasks.dll
Has anyone seen this error and know how to fix it?
10 Answers
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find -exec a shell function in Linux?
... shell to run a function. You also need to mark your function for export with export -f, otherwise the subshell won't inherit them:
export -f dosomething
find . -exec bash -c 'dosomething "$0"' {} \;
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clang: how to list supported target architectures?
...ly iphone/android targets. But I just want to know more about clang, since it feels to play important role in the years to come.
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How do I remove a key from a JavaScript object? [duplicate]
Let's say we have an object with this format:
3 Answers
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How to fix: “No suitable driver found for jdbc:mysql://localhost/dbname” error when using pools? [du
... connection to my database, when I put test my code using the main method, it works seamlessly. However, when trying to access it through Tomcat 7, it fails with error:
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