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How to apply shell command to each line of a command output?
Suppose I have some output from a command (such as ls -1 ):
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Get keys from HashMap in Java
I have a Hashmap in Java like this:
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How would I run an async Task method synchronously?
I'm learning about async/await, and ran into a situation where I need to call an async method synchronously. How can I do that?
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How To Set Up GUI On Amazon EC2 Ubuntu server
...after rebooting the machine, ssh stopped connecting with connection timout error. Do you have any idea why its happening?
– Shan Khan
Oct 2 '18 at 10:26
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How to insert a SQLite record with a datetime set to 'now' in Android application?
Say, we have a table created as:
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This project references NuGet package(s) that are missing on this computer
...n ASP.NET MVC5 application that worked yesterday and now I am getting this error when I try to build:
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What does the `forall` keyword in Haskell/GHC do?
... val = maybe onNothin onJust mval
This code doesn't compile (syntax error) in plain Haskell 98. It requires an extension to support the forall keyword.
Basically, there are 3 different common uses for the forall keyword (or at least so it seems), and each has its own Haskell extension: Scope...
Delete multiple remote branches in git
...s because it's a one liner and I can do a dry run first. Unfortunately, it errors out with this message: $ git branch -r | awk -F/ '/\/APR/{print $2}' | xargs -I {} git push origin :{} error: unable to push to unqualified destination: APR-04-DPH The destination refspec neither matches an existing ...
Download a specific tag with Git
...upports that.
– lzap
Jul 8 '14 at 9:05
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How do I check what version of Python is running my script?
...s, thought about compatibility. If someone use sample in version 3, syntax error will be there waiting.
– Alex Chiang
Jan 13 '17 at 15:44
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