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URL encoding the space character: + or %20?

When is a space in a URL encoded to + , and when is it encoded to %20 ? 4 Answers 4 ...
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Using ViewPagerIndicator library with Android Studio and Gradle

...cator library , but I'm unable to get it working with my Gradle project in Android Studio. 19 Answers ...
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Can I make 'git diff' only the line numbers AND changed file names?

...rs", if you do not care about line numbers in the output see this question and answer. 10 Answers ...
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Difference between map and collect in Ruby?

I have Googled this and got patchy / contradictory opinions - is there actually any difference between doing a map and doing a collect on an array in Ruby/Rails? ...
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How do I connect to a MySQL Database in Python?

... rpm-based), or dnf install python-mysql (for modern fedora distro) in command line to download.) For Mac, you can install MySQLdb using Macport. 2 - Usage After installing, Reboot. This is not mandatory, But it will prevent me from answering 3 or 4 other questions in this post if something goes ...
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How to validate an email address in JavaScript

... for "RFC822" or "RFC2822" to get a proper regex. – Randal Schwartz Sep 8 '10 at 2:34 45 This doe...
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Class method differences in Python: bound, unbound and static

... In Python, there is a distinction between bound and unbound methods. Basically, a call to a member function (like method_one), a bound function a_test.method_one() is translated to Test.method_one(a_test) i.e. a call to an unbound method. Because of that, a call to...
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Re-raise exception with a different type and message, preserving existing information

I'm writing a module and want to have a unified exception hierarchy for the exceptions that it can raise (e.g. inheriting from a FooError abstract class for all the foo module's specific exceptions). This allows users of the module to catch those particular exceptions and handle them distinctly,...
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Can I simultaneously declare and assign a variable in VBA?

I'm new to VBA and want to know if I can convert the following declaration and assignment into one line: 5 Answers ...
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Extending from two classes

... You can only Extend a single class. And implement Interfaces from many sources. Extending multiple classes is not available. The only solution I can think of is not inheriting either class but instead having an internal variable of each class and doing more o...