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Cron jobs and random times, within given hours
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You can make the arithmetic assignments more readable by dropping the dollar sign and moving the double parens to the left (e.g. ((maxdelay = 14 * 60)) or ((delay = $RANDOM % maxdelay))). The sleep argument still needs to be the way you have it (although you could add spaces, if...
Check if DataRow exists by column name in c#? [duplicate]
I want to do something like this:
5 Answers
5
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How can I increase the cursor speed in terminal? [closed]
How can I increase the cursor speed in terminal?
I have Mac OS X by the way.
It would also be interesting to know it for Linux.
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What does preceding a string literal with “r” mean? [duplicate]
...ewline character, while r'\n' will be treated as the characters \ followed by n.
When an 'r' or 'R' prefix is present,
a character following a backslash is
included in the string without change,
and all backslashes are left in the
string. For example, the string
literal r"\n" consists ...
Get table name by constraint name [duplicate]
Oracle constraint name is known.
3 Answers
3
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JavaScript set object key by variable [duplicate]
I am building some objects in JavaScript and pushing those objects into an array, I am storing the key I want to use in a variable then creating my objects like so:
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OS X Terminal Colors [closed]
...diting .bash_profile, start a Terminal and force the changes to take place by executing:
source ~/.bash_profile
Then go to Terminal > Preferences, click on the Profiles tab and then the Text subtab and check Display ANSI Colors.
Verified on Sierra (May 2017).
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Shell script - remove first and last quote (") from a variable
...t from a larger script. It removes the quotes from the string that is held by a variable. I am doing it using sed, but is it efficient? If not, then what is the efficient way?
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