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Rails get index of “each” loop [duplicate]
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<% @images.each_with_index do |page, index| %>
<% end %>
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How can a JACC provider use the Principal-to-role mapping facilities of the server it's deployed on?
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The short answer is: there's no standard way to do it.
Although Glassfish and JBoss support principal-to-role mappings, JACC does no assume all containers do, and so it delegates the responsibility of keeping those mappings to the JACC provider implementation. From the d...
Python constructor and default value [duplicate]
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Mutable default arguments don't generally do what you want. Instead, try this:
class Node:
def __init__(self, wordList=None, adjacencyList=None):
if wordList is None:
self.wordList = []
else:
self.wordLis...
jQuery - select the associated label element of a input field [duplicate]
...ments are associated by their id and for attributes, you should be able to do something like this:
$('.input').each(function() {
$this = $(this);
$label = $('label[for="'+ $this.attr('id') +'"]');
if ($label.length > 0 ) {
//this input has a label associated with it, lets do som...
Is there a math nCr function in python? [duplicate]
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seriously? There is no standard library that does this, like numpy etc?
– Charlie Parker
Sep 5 '17 at 19:25
3
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node.js equivalent of python's if __name__ == '__main__' [duplicate]
...'d like to check if my module is being included or run directly. How can I do this in node.js?
2 Answers
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How can I change the image of an ImageView? [duplicate]
I have just started learning android. And i don't know How can I change the image of an ImageView ? ie it has some Image which was set in the layout but i want to change that image through coding how should i do it ?
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How to get a list of file names in different lines
...ed by ls -l . I looked at ls --help and didn't find a solution. I tried doing
10 Answers
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What does the keyword “transient” mean in Java? [duplicate]
...ents Serializable
{
private String saveMe;
private transient String dontSaveMe;
private transient String password;
//...
}
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Is there a way to only install the mysql client (Linux)?
Are there are any Linux mysql command line tools that don't require the entire mysql db installation package to be installed?
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