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Sleeping in a batch file
When writing a batch file to automate something on a Windows box, I've needed to pause its execution for several seconds (usually in a test/wait loop, waiting for a process to start). At the time, the best solution I could find uses ping (I kid you not) to achieve the desired effect. I've found a be...
Functional, Declarative, and Imperative Programming [closed]
What do the terms functional, declarative, and imperative programming mean?
14 Answers
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How do I create and access the global variables in Groovy?
I need to store a value in a variable in one method and then I need to use that value from that variable in another method or closure. How can I share this value?
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How do you use “
I just finished reading about scoping in the R intro , and am very curious about the <<- assignment.
6 Answers
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How do I find files with a path length greater than 260 characters in Windows?
I'm using a xcopy in an XP windows script to recursively copy a directory. I keep getting an 'Insufficient Memory' error, which I understand is because a file I'm trying to copy has too long a path. I can easily reduce the path length, but unfortunately I can't work out which files are violating t...
How can I make a weak protocol reference in 'pure' Swift (without @objc)
weak references don't seem to work in Swift unless a protocol is declared as @objc , which I don't want in a pure Swift app.
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How to check if one of the following items is in a list?
I'm trying to find a short way to see if any of the following items is in a list, but my first attempt does not work. Besides writing a function to accomplish this, is the any short way to check if one of multiple items is in a list.
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Should functions return null or an empty object?
What is the best practice when returning data from functions. Is it better to return a Null or an empty object? And why should one do one over the other?
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ExpressJS How to structure an application?
I'm using the ExpressJS web framework for NodeJS.
21 Answers
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eval command in Bash and its typical uses
After reading the bash man pages and with respect to this post .
10 Answers
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