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JavaScript check if variable exists (is defined/initialized)
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3153
You want the typeof operator. Specifically:
if (typeof variable !== 'undefined') {
// th...
Trying to embed newline in a variable in bash [duplicate]
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p=$( embed_newline $var ) # Do not use double quotes "$var"
echo "$p"
3. Using $'\n' (less portable)
bash and zsh interprets $'\n' as a new line.
var="a b c"
for i in $var
do
p="$p"$'\n'"$i"
done
echo "$p" # Double quotes required
# But -e not required
Avoid extra leading newli...
./configure : /bin/sh^M : bad interpreter [duplicate]
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edited Mar 30 '18 at 20:17
K.Dᴀᴠɪs
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How to implement common bash idioms in Python? [closed]
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S.LottS.Lott
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Colorized Ruby output to the terminal [closed]
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383
Colorize is my favorite gem! :-)
Check it out:
https://github.com/fazibear/colorize
Insta...
How to get datetime in JavaScript?
How to get date time in JavaScript with format 31/12/2010 03:55 AM?
7 Answers
7
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Execute JavaScript using Selenium WebDriver in C#
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ESV
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answered Jun 8 '11 at 22:02
JimEvansJimEvans
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Fatal Error: Allowed Memory Size of 134217728 Bytes Exhausted (CodeIgniter + XML-RPC)
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713
Changing the memory_limit by ini_set('memory_limit', '-1'); is not a proper solution. Please don...
Jquery mouseenter() vs mouseover()
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edited Sep 17 '18 at 13:28
aloisdg moving to codidact.com
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