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Echo tab characters in bash script
How do I echo one or more tab characters using a bash script?
When I run this code
10 Answers
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How can I call controller/view helper methods from the console in Ruby on Rails?
When I load script/console , sometimes I want to play with the output of a controller or a view helper method.
14 Answers
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What does “|=” mean? (pipe equal operator)
I tried searching using Google Search and Stack Overflow, but it didn't show up any results. I have seen this in opensource library code:
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What's the best way to build a string of delimited items in Java?
While working in a Java app, I recently needed to assemble a comma-delimited list of values to pass to another web service without knowing how many elements there would be in advance. The best I could come up with off the top of my head was something like this:
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Functional design patterns [closed]
There are a lot of functional idioms: monads, applicatives, arrows, etc. They are documented in different articles but unfortunately I don't know any book or article where they're summarized in one place (there is Typeclassopedia but it has a lot of areas that aren't covered well). Can anyone reco...
#define macro for debug printing in C?
Trying to create a macro which can be used for print debug messages when DEBUG is defined, like the following pseudo code:
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What does a double * (splat) operator do
Have you seen a function declared like this?
3 Answers
3
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How to get the current time in Python
What is the module/method used to get the current time?
42 Answers
42
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What's the difference between console.dir and console.log?
In Chrome the console object defines two methods that seem to do the same thing:
9 Answers
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How to replace all occurrences of a character in string?
What is the effective way to replace all occurrences of a character with another character in std::string ?
15 Answers
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