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form_for with nested resources
I have a two-part question about form_for and nested resources. Let's say I'm writing a blog engine and I want to relate a comment to an article. I've defined a nested resource as follows:
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Remove blank attributes from an Object in Javascript
How do I remove all attributes which are undefined or null in a JavaScript object?
37 Answers
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How to understand Locality Sensitive Hashing?
I noticed that LSH seems a good way to find similar items with high-dimension properties.
6 Answers
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How to enter in a Docker container already running with a new TTY
I have a container that is running the Apache service in the foreground. I would like to be able to access the container from another shell in order to "poke around" inside it and examine the files. At the moment, if I attach to the container, I am left looking at the Apache daemon and cannot run an...
How do I use format() on a moment.js duration?
Is there any way I can use the moment.js format method on duration objects? I can't find it anywhere in the docs and it doesn't seen to be an attribute on duration objects.
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Use of Initializers vs Constructors in Java
So I've been brushing up on my Java skills as of late and have found a few bits of functionality that I didn't know about previously. Static and Instance Initializers are two such techniques.
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How to use ssh agent forwarding with “vagrant ssh”?
Rather than create a new SSH key pair on a vagrant box, I would like to re-use the key pair I have on my host machine, using agent forwarding . I've tried setting config.ssh.forward_agent to TRUE in the Vagrantfile, then rebooted the VM, and tried using:
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How to add Git's branch name to the commit message?
I need some help with a Bash script that will automatically add the git's branch name as a hash in commit messages.
9 Answe...
Make a Bash alias that takes a parameter?
I used to use CShell ( csh ), which lets you make an alias that takes a parameter. The notation was something like
20 Answe...
WPF OpenFileDialog with the MVVM pattern? [duplicate]
I just started learning the MVVM pattern for WPF. I hit a wall: what do you do when you need to show an OpenFileDialog ?
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