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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
I'm looking for a way to dump the structure of an object, similar to the PHP functions print_r and var_dump for debugging reasons.
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Setting DIV width and height in JavaScript
I have a div with id="div_register" . I want to set its width dynamically in JavaScript.
6 Answers
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Invoking a static method using reflection
I want to invoke the main method which is static. I got the object of type Class , but I am not able to create an instance of that class and also not able to invoke the static method main .
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Execute a command line binary with Node.js
I am in the process of porting a CLI library from Ruby over to Node.js. In my code I execute several third party binaries when necessary. I am not sure how best to accomplish this in Node.
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NSObject +load and +initialize - What do they do?
I'm interested in understanding the circumstances leading a developer to override +initialize or +load. Documentation makes it clear these methods are called for you by the Objective-C runtime, but that's really all that is clear from the documentation of those methods. :-)
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Return multiple values in JavaScript?
I am trying to return two values in JavaScript . Is this possible?
20 Answers
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fetch in git doesn't get all branches
I have cloned a repository, after which somebody else has created a new branch, which I'd like to start working on. I read the manual, and it seems dead straight easy. Strangely it's not working, and all the posts I've found suggest I'm doing the right thing. So I'll subject myself to the lambast...
How can I escape white space in a bash loop list?
I have a bash shell script that loops through all child directories (but not files) of a certain directory. The problem is that some of the directory names contain spaces.
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How to append text to a text file in C++?
How to append text to a text file in C++? And create a new text file if it does not already exist and append text to it if it does exist.
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What are Transient and Volatile Modifiers?
Can someone explain what the transient and volatile modifiers mean in Java?
4 Answers
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