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What is the best way to implement a “timer”? [duplicate]
... 20 seconds. On the other hand, I don't need nanosecond accuracy. In this example, it would be acceptable for the method to fire every 14.51 - 15.49 seconds.
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CSS way to horizontally align table
I want to show a table of fixed width at the center of browser window. Now I use
10 Answers
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Insert HTML with React Variable Statements (JSX)
...something with React where I need to insert HTML with React Variables in JSX. Is there a way to have a variable like so:
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“f” after number
...smart enough to convert them to float at compile time, and would slow the execution down with four int->float conversions (that are among the slowest casts). Although in this case is almost unimportant, it's always better to specify correctly f if needed: in an expression a constant without the r...
Repeat command automatically in Linux
Is it possible in Linux command line to have a command repeat every n seconds?
13 Answers
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Is it possible to run a single test in MiniTest?
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While the answer works and was exactly what was asked :-) The Mini-test way of running a single test is by name matching (see Mr Grimm's answer). If you've tried this and rejected it then it's time to try the none-standard alternatives - such as Nick's Gem....
Assigning default values to shell variables with a single command in bash
...manual page with 'variable ass' got me to the right section after ~five 'next'
– Mooshu
Sep 19 '13 at 20:09
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Rake just one migration
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rake db:migrate:redo VERSION=xxxxxxx, but that will run the down and then the up step. You could do this in conjunction with commenting out the down step temporarily.
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Press alt + numeric in bash and you get (arg [numeric]) what is that?
...m you want to google for is:
"readline arguments"
This will lead to, for example, this chapter from the bash reference manual:
You can pass numeric arguments to Readline commands. Sometimes the argument acts as a repeat count, other times it is the sign of the argument that is significant. If you ...
What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
On the EJS github page, there is one and only one simple example:
https://github.com/visionmedia/ejs
13 Answers
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