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Showing Difference between two datetime values in hours
I am retrieving two date time values from the database. Once the value is retrieved, I need the difference between the two values.
For that, I create a timespan variable to store the difference of the 2 date values.
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Browse and display files in a git repo without cloning
Is there a way to browse and display files in a git repo without cloning it first? I can do those in svn using the commands:
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How to go to each directory and execute a command?
How do I write a bash script that goes through each directory inside a parent_directory and executes a command in each directory .
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How to download a file with Node.js (without using third-party libraries)?
How do I download a file with Node.js without using third-party libraries ?
27 Answers
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Can't find the 'libpq-fe.h header when trying to install pg gem
I am using the Ruby on Rails 3.1 pre version. I like to use PostgreSQL, but the problem is installing the pg gem. It gives me the following error:
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Python unit test with base and sub class
I currently have a few unit tests which share a common set of tests. Here's an example:
15 Answers
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Difference between the 'controller', 'link' and 'compile' functions when defining a directive
Some places seem to use the controller function for directive logic and others use link. The tabs example on the angular homepage uses controller for one and link for another directive. What is the difference between the two?
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Difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill?
what is the difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill ...?
3 Answers
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How do I initialize an empty array in C#?
Is it possible to create an empty array without specifying the size?
13 Answers
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Algorithm for creating a school timetable
... wondering if there are known solutions for algorithm of creating a school timetable. Basically, it's about optimizing "hour-dispersion" (both in teachers and classes case) for given class-subject-teacher associations. We can assume that we have sets of classes, lesson subjects and teachers associa...