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Traverse all the Nodes of a JSON Object Tree with JavaScript
I'd like to traverse a JSON object tree, but cannot find any library for that. It doesn't seem difficult but it feels like reinventing the wheel.
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Making a Sass mixin with optional arguments
I am writing a mixin like this:
13 Answers
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What do helper and helper_method do?
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The method helper_method is to explicitly share some methods defined in the controller to make them available for the view. This is used for any method that you need to access from both controllers and helpers/views (standard helper methods are not available in controllers). e.g. common u...
How to use JUnit to test asynchronous processes
...e unit tests create or wait on threads, etc. You'd like these tests to run in split seconds. That's why I'd like to propose a 2-step approach to testing async processes.
Test that your async process is submitted properly. You can mock the object that accepts your async requests and make sure that ...
How do I get the dialer to open with phone number displayed?
...ust need the dialer to open with the phone number already displayed. What Intent should I use to achieve this?
6 Answers
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Set attribute without value
How do I set a data attribute without adding a value in jQuery? I want this:
5 Answers
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Java NIO FileChannel versus FileOutputstream performance / usefulness
I am trying to figure out if there is any difference in performance (or advantages) when we use nio FileChannel versus normal FileInputStream/FileOuputStream to read and write files to filesystem. I observed that on my machine both perform at the same level, also many times the FileChannel way...
Purpose of #!/usr/bin/python3
I have noticed this in a couple of scripting languages, but in this example, I am using python. In many tutorials, they would start with #!/usr/bin/python3 on the first line. I don't understand why we have this.
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Resync git repo with new .gitignore file
Is it possible to "refresh" a git repository after updating the gitignore file?
3 Answers
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Hibernate: “Field 'id' doesn't have a default value”
I'm facing what I think is a simple problem with Hibernate, but can't solve it (Hibernate forums being unreachable certainly doesn't help).
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