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Convert string to a variable name
...function for referring back to the variable you've created in an automated script. (as.name seems to work the opposite way). More experienced coders will doubtless have a better solution, but this solution works and is slightly humorous perhaps, in that it gets R to write code for itself to execut...
Remove first element from $@ in bash [duplicate]
I'm writing a bash script that needs to loop over the arguments passed into the script. However, the first argument shouldn't be looped over, and instead needs to be checked before the loop.
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Replace one substring for another string in shell script
...ns slashes but this didn't break anything.
Further reading: Advanced Bash-Scripting Guide.
If using sed is a must, be sure to escape every character.
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How to wait for a keypress in R?
I want to pause my R script until the user presses a key.
6 Answers
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How to get users to read error messages?
...tatus bar!
Make the messages short, do not use intimidating words such as 'Alert: the system encountered a problem', the end-user is going to hit the panic button and will over-react...
No matter how hard you try, do not use colours to identify the message...psychologically, it's akin to waving a re...
Is it possible to set a custom font for entire of application?
... Just wanted to add that above code just covers TextViews but ListViews, Alerts, Toasts, Map Markers etc. will still use the system font.
– csch
May 2 '13 at 10:50
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Remove Identity from a column in a table
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@simon if you script out your changes, you'll see SSMS is actually creating a copy of the table w/o the identity property.
– Code Magician
Nov 22 '11 at 16:47
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Command not found when using sudo
I have a script called foo.sh in my home folder.
9 Answers
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Executing JavaScript without a browser?
I am looking into Javascript programming without a browser. I want to run scripts from the Linux or Mac OS X command line, much like we run any other scripting language (ruby, php, perl, python...)
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How to create cron job using PHP?
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In the same way you are trying to run cron.php, you can run another PHP script. You will have to do so via the CLI interface though.
#!/usr/bin/env php
<?php
# This file would be say, '/usr/local/bin/run.php'
// code
echo "this was run from CRON";
Then, add an entry to the crontab:
* * * ...