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How to set default value for form field in Symfony2?
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edited Jul 5 '19 at 11:12
answered Oct 27 '11 at 10:07
w...
How to tell PowerShell to wait for each command to end before starting the next?
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edited Dec 24 '19 at 12:05
JBert
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answered Nov 16 '09 at 1...
HTML: How to create a DIV with only vertical scroll-bars for long paragraphs?
...ect multiple ;)
– Awan
Apr 2 '10 at 12:44
22
That's pretty obvious: always go for the underdog, i...
Produce a random number in a range using C#
...driaan StanderAdriaan Stander
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30
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How to request a random row in SQL?
...).
– Jeff Walker Code Ranger
Feb 8 '12 at 21:49
3
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What is the difference between String.Empty and “” (empty string)?
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12
@JeffreyHarmon: Or you could use string.IsNullOrEmpty( stringVar ).
– Flynn1179
Aug 27 '15 at 6:26
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How to get indices of a sorted array in Python
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answered Sep 19 '12 at 0:06
Matthew LewisMatthew Lewis
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How do I format a long integer as a string without separator in Java?
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Rob HRob H
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How to trim whitespace from a Bash variable?
...O_NO_WHITESPACE)==${#FOO_NO_WHITESPACE}"
# > length(FOO_NO_WHITESPACE)==12
How to remove leading whitespace only:
FOO=' test test test '
FOO_NO_LEAD_SPACE="$(echo -e "${FOO}" | sed -e 's/^[[:space:]]*//')"
echo -e "FOO_NO_LEAD_SPACE='${FOO_NO_LEAD_SPACE}'"
# > FOO_NO_LEAD_SPACE='test test...
How to exit if a command failed?
...the return value.
– CashCow
Jul 20 '12 at 10:43
8
It seems reversed, but read it out and it makes...