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Why is list initialization (using curly braces) better than the alternatives?
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What is the equivalent of the C# 'var' keyword in Java?
One use of the var keyword in C# is implicit type declaration. What is the Java equivalent syntax for var ?
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How to tell if a string is not defined in a Bash shell script
If I want to check for the null string I would do
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How can I determine the URL that a local Git repository was originally cloned from?
I pulled a project from GitHub a few days ago. I've since discovered that there are several forks on GitHub, and I neglected to note which one I took originally. How can I determine which of those forks I pulled?
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Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
When performing pip install -r requirements.txt , I get the following error during the stage where it is installing matplotlib :
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Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
I have been googling for about 90 minutes now and still don't have an answer to this. Where do I set default_url_options ? I've already set it for config.action_mailer.default_url_options to solve this same bug elsewhere, but now I'm getting this error when trying to use a URL helper inside an ...
Putting HTML inside Html.ActionLink(), plus No Link Text?
I have two questions:
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Hash String via SHA-256 in Java
By looking around here as well as the internet in general, I have found Bouncy Castle . I want to use Bouncy Castle (or some other freely available utility) to generate a SHA-256 Hash of a String in Java. Looking at their documentation I can't seem to find any good examples of what I want to do. Ca...
JSON parsing using Gson for Java
I would like to parse data from JSON which is of type String .
I am using Google Gson .
11 Answers
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Spring RestTemplate GET with parameters
I have to make a REST call that includes custom headers and query parameters. I set my HttpEntity with just the headers (no body), and I use the RestTemplate.exchange() method as follows:
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