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Efficiently test if a port is open on Linux?
...t, and stderr. 5 is sometimes used by Bash for child processes, so 3,4,6,7,8, and 9 should be safe.
As per the comment below, to test for listening on a local server in a script:
exec 6<>/dev/tcp/127.0.0.1/445 || echo "No one is listening!"
exec 6>&- # close output connection
exec 6&l...
Write a program to find 100 largest numbers out of an array of 1 billion numbers
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edited Oct 9 '13 at 8:39
community wiki
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Apply CSS style attribute dynamically in Angular JS
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edited Oct 9 '17 at 22:28
KingOfHypocrites
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Xcode - But… Where are our archives?
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edited Jul 9 '19 at 8:44
Cœur
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Get string character by index - Java
...hias Braun
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answered Jun 27 '12 at 15:39
Ricardo AltamiranoRicardo Altamirano
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Loop through each row of a range in Excel
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Rachel Hettinger
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answered Sep 23 '09 at 0:19
MikeMike
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Environment variables for java installation
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Java SE Development Kit 8u112 on a 64-bit Windows 7 or Windows 8
Set the following user environment variables (== environment variables of type user variables)
JAVA_HOME : C:\Program Files\Java\jdk1.8.0_112
JDK_HOME : %JAVA_HOME%
JRE_HOME : %JA...
Lowercase JSON key names with JSON Marshal in Go
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Field tags? Oh my.. I missed this entire part when searching in the docs. I was looking for flags, functions or some other settings. Well, t...
AndroidRuntime error: Parcel: unable to marshal value
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Your HashMap itself is serializable but is the Bottle class serializable? If not, it will not s...
Update a dataframe in pandas while iterating row by row
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