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Convert bytes to a string
...somebody further: Sometimes you use byte array for e.x. TCP communication. If you want to convert byte array to string cutting off trailing '\x00' characters the following answer is not enough. Use b'example\x00\x00'.decode('utf-8').strip('\x00') then.
– Wookie88
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Switch statement: must default be the last case?
...ice:
Any statement may be preceded by a
prefix that declares an identifier as
a label name. Labels in themselves do
not alter the flow of control, which
continues unimpeded across them.
Edit: The code within a switch is nothing special; it is a normal block of code as in an if-stateme...
How to check if bootstrap modal is open, so i can use jquery validate
i need to make a validation only if a modal is open, because if i open it, and then i close it, and the i press the button that opens the modal it doesn't work because it is making the jquery validation, but not showing because the modal was dismissed.
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What's the difference between VARCHAR and CHAR?
What's the difference between VARCHAR and CHAR in MySQL?
14 Answers
14
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How to tell if JRE or JDK is installed
... tried it on another, it complained that JDK was required. How can I check if JDK was somehow installed on my system? Note: the computer in question is a Mac.
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Difference between two lists
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Using Except is exactly the right way to go. If your type overrides Equals and GetHashCode, or you're only interested in reference type equality (i.e. two references are only "equal" if they refer to the exact same object), you can just use:
var list3 = list1.Except(li...
How to hide a View programmatically?
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You can call view.setVisibility(View.GONE) if you want to remove it from the layout.
Or view.setVisibility(View.INVISIBLE) if you just want to hide it.
From Android Docs:
INVISIBLE
This view is invisible, but it still takes up space for layout purposes. Use...
How to find unused images in an Xcode project?
...'`
find . -iname '*.png' | while read png
do
name=`basename $png`
if ! grep -qhs "$name" "$PROJ"; then
echo "$png is not referenced"
fi
done
share
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improve this answer
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how to change default python version?
...you do so depends on the shell, but perhaps you could do alias py=python3
If you are confused about how to start the latest version of python, it is at least the case on Linux that python3 leaves your python2 installation intact (due to the above compatibility reasons); thus you can start python3 w...
Rebasing a branch including all its children
..." command output a star before the current branch, screwing up this script if one of the branches to rebase is currently checked out?
– Mark Lodato
Dec 20 '12 at 21:38
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