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Does R have an assert statement as in python?

a statement that checks if something is true and if not prints a given error message and exits 3 Answers ...
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How do I package a python application to make it pip-installable?

I'm writing a django application in my spare time for a footy-tipping competition we're running at work. I figured I'd use this time wisely, and get up to speed on virtualenv, pip, packaging, django 1.3, and how to write an easily redistributable application. So far, so good. ...
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Iterating Through a Dictionary in Swift

I am a little confused on the answer that Xcode is giving me to this experiment in the Swift Programming Language Guide: 7 ...
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git add all except ignoring files in .gitignore file

I am adding source control to a project that had none. The problem is that there are a lot of files to initially add to git with a .gitignore file, but I can't figure out how to add all files without including the files matching something in the .gitignore file. ...
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How to preserve line breaks when storing a command output to a variable in bash?

I’m using bash shell on Linux. I have this simple script … 2 Answers 2 ...
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How to create an array from a CSV file using PHP and the fgetcsv function

Can someone kindly provide a code to create an array from a CSV file using fgetcsv? 14 Answers ...
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isset() and empty() - what to use

Could you help me to improve my coding style?:) In some tasks I need to check - is variable empty or contains something. To solve this task, I usually do the following. ...
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How to convert byte array to Bitmap

I want to store image in SQLite DataBase . I tried to store it using BLOB and String , in both cases it store the image and can retrieve it but when i convert it to Bitmap using BitmapFactory.decodeByteArray(...) it return null. ...
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Colorize console output in Intellij products

...ve a custom script with a default output. I'd like to colorize errors, warnings and infos. There's a way to do that in Intellij products (IDEA, PhpStorm, PyCharm)? ...
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Green Bars in Visual Studio 2010

I am wondering what these greens things are in Visual Studio 2010. What are they for? They look pretty random but of course they have to have some meaning. Can any one tell me? ...