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What's an easy way to read random line from a file in Unix command line?
What's an easy way to read random line from a file in Unix command line?
13 Answers
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Android Studio quick documentation always “fetching documentation”
I just move to Android studio from eclipse,I found that it always shows "fetching documentation" when I use quick documentation(Ctrl+Q),How to solve this?(I download documentation for API19,still problem)
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Regular expressions in an Objective-C Cocoa application
...'re interested in the position of the match or position of subexpressions, and you cannot get it with NSPredicate.
As mentioned you can use regex POSIX functions. But they are considered slow, and the regex syntax is limited compared to other solutions (ICU/pcre).
There are many OSS libraries, Cocoa...
How to install the current version of Go in Ubuntu Precise
...e GVM for managing my Go versions in my Ubuntu box. Pretty simple to use, and if you're familiar with RVM, it's a nobrainer. It allows you to have multiple versions of Go installed in your system and switch between whichever version you want at any point in time.
Install GVM with:
sudo apt-get i...
CSV new-line character seen in unquoted field error
...e following code worked until today when I imported from a Windows machine and got this error:
9 Answers
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Learning Ruby on Rails
As it stands now, I'm a Java and C# developer. The more and more I look at Ruby on Rails, the more I really want to learn it.
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Replace Line Breaks in a String C#
...T itself should be able to detect format of source line breaks in a string and convert it to Environment.NewLine \r\n format...
– Dean Kuga
Apr 6 '18 at 20:48
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Sending POST data in Android
I'm experienced with PHP, JavaScript and a lot of other scripting languages, but I don't have a lot of experience with Java or Android.
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Difference between wait() and sleep()
What is the difference between a wait() and sleep() in Threads?
33 Answers
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How to do ssh with a timeout in a script?
... is taking an infinite time to run, I want to come out of that ssh session and continue other lines in my sh script.
6 Answ...