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What does the line “#!/bin/sh” mean in a UNIX shell script?
I was going through some shell script tutorials and found the following sample program:
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Swift alert view with OK and Cancel: which button tapped?
I have an alert view in Xcode written in Swift and I'd like to determine which button the user selected (it is a confirmation dialog) to do nothing or to execute something.
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Tell Ruby Program to Wait some amount of time
How do you tell a Ruby program to wait an arbitrary amount of time before moving on to the next line of code?
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How is “mvn clean install” different from “mvn install”?
What is the difference between mvn clean install and mvn install ?
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BigDecimal equals() versus compareTo()
Consider the simple test class:
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What is the difference between an ORM and an ODM?
I am trying to figure out what the difference is between ORM and ODM, as far as I understand the concept, ORM (Object Relational Mapper) maps the relations between data, where as ODM (Object Document Mapper) deals with documents. Am I right in assuming that mySQL is an example of ORM and MongoDB is ...
Resuming git-svn clone
I started cloning an SVN repository using the git-svn's clone operation. After about 6 hours of importing (it's a big repo), my computer went and slept on me. Is there a way to resume the operation without redoing all of the initial work?
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How to check status of PostgreSQL server Mac OS X
How can I tell if my Postgresql server is running or not?
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What is the difference between compile code and executable code?
I always use the terms compile and build interchangeably.
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How to get and set the current web page scroll position?
How can I get and set the current web page scroll position?
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