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How to check if string input is a number? [duplicate]
How do I check if a user's string input is a number (e.g. -1 , 0 , 1 , etc.)?
24 Answers
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How to return a result (startActivityForResult) from a TabHost Activity?
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edited Aug 8 '11 at 22:06
Artem Russakovskii
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Callback of .animate() gets called twice jquery
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163
animate calls its callback once for each element in the set you call animate on:
If suppli...
Make a div fill up the remaining width
...this:
<style>
#divMain { width: 500px; }
#left-div { width: 100px; float: left; background-color: #fcc; }
#middle-div { margin-left: 100px; margin-right: 100px; background-color: #cfc; }
#right-div { width: 100px; float: right; background-color: #ccf; }
</style>
<div...
Restore LogCat window within Android Studio
I have recently started to use Android Studio v0.1.1, And i can't seem to find LogCat... Is it gone? Or if not, how can I enable it?
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Measuring the distance between two coordinates in PHP
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12 Answers
12
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Determine the process pid listening on a certain port
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125
The -p flag of netstat gives you PID of the process:
netstat -l -p
Edit: The command that i...
Printing newlines with print() in R
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132
An alternative to cat() is writeLines():
> writeLines("File not supplied.\nUsage: ./progra...
Is there a way to make a link clickable in the OSX Terminal?
...tmate has a url scheme e.g.: txmt://open/?url=file://~/.bash_profile&line=11&column=2.
3 Answers
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How do I know the script file name in a Bash script?
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me=`basename "$0"`
For reading through a symlink1, which is usually not what you want (you usually don't want to confuse the user this way), try:
me="$(basename "$(test -L "$0" && readlink "$0" || echo "$0")")"
IMO, that'll produce confusing output. "I ran foo....