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How to trim whitespace from a Bash variable?
...SIX-compliant shell.
Reference
Remove leading & trailing whitespace from a Bash variable (original source)
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jQuery Validate - require at least one field in a group to be filled
...nside the additional-methods.js file:
jQuery.validator.addMethod("require_from_group", function(value, element, options) {
...// Nathan's code without any changes
}, jQuery.format("Please fill out at least {0} of these fields."));
// "filone" is the class we will use for the input elements at this...
ViewDidAppear is not called when opening app from background
...roller in which my value is 0 (label) and when I open that View Controller from another ViewController I have set viewDidAppear to set value 20 on label. It works fine but when I close my app and than again I open my app but the value doesn't change because viewDidLoad , viewDidAppear and v...
ImportError in importing from sklearn: cannot import name check_build
I am getting the following error while trying to import from sklearn:
13 Answers
13
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Converting from longitude\latitude to Cartesian coordinates
...ch checkout the "Vincenty Formula."
I understand where starblue is coming from, but good software engineering is often about trade offs, so it all depends on the accuracy you require for what you are doing. For example, the result calculated from "Manhattan Distance Formula" versus the result fro...
Reading HTML content from a UIWebView
...ou pass in a URL as an instance of NSURL (which can easily be instantiated from NSString) and returns a string with the complete contents of the page at that URL. For example:
NSString *googleString = @"http://www.google.com";
NSURL *googleURL = [NSURL URLWithString:googleString];
NSError *error;
N...
How to import a Python class that is in a directory above?
I want to inherit from a class in a file that lies in a directory above the current one.
7 Answers
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Redirect to named url pattern directly from urls.py in django?
In Django, how can I do a simple redirect directly from urls.py? Naturally I am a well organized guy, favoring the DRY principle, so I would like to get the target based on it's named url pattern, rather than hard coding the url.
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How to get the file name from a full path using JavaScript?
Is there a way that I can get the last value (based on the '\' symbol) from a full path?
18 Answers
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Virtualbox “port forward” from Guest to Host [closed]
...rd (+ icon)
for host ip enter 127.0.0.1, and for guest ip address you got from prev. step (in my case it is 10.0.2.15)
in your case port is 8000 - put it on both, but you can change host port if you prefer
Go to host system and try it in browser:
http://127.0.0.1:8000
or your network ip address...