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Rails: How to reference images in CSS within Rails 4
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In css
background: url("/assets/banner.jpg");
although the original path is /assets/images/banner.jpg, by convention you have to add just /assets/ in the url method
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How can I view array structure in JavaScript with alert()?
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EDIT: Firefox and Google Chrome now have a built-in JSON object, so you can just say alert(JSON.stringify(myArray)) without needing to use a jQuery plugin. This is not part of the Javascript language spec, so you shouldn't rely on the JSON object being present in all br...
URL-parameters and logic in Django class-based views (TemplateView)
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In case you pass URL parameter like this:
http://<my_url>/?order_by=created
You can access it in class based view by using self.request.GET (its not presented in self.args nor in self.kwargs):
class MyClassBasedView(ObjectList):
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def get_queryset(self):
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Using a dictionary to count the items in a list [duplicate]
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@Glenn Maynard Counter is just an implementation of a multiset which is not an uncommon data structure IMO. In fact, C++ has an implementation in the STL called std::multiset (also std::tr1::unordered_multiset) so Guido is not alone in his opinion of its importance.
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Arduino101（Genuino 101）&App Inventor – RGB LED控制 - 创客硬件开...
...nalogWrite 指令去控制對應的 RGB LED 腳位就完成囉！#include <CurieBLE.h>
#include <stdlib.h>
#define LEDr 6
#define LEDg 5
#define LEDb 3
BLEPeripheral blePeripheral; // BLE Peripheral Device (the board you're programming)
BLEService ControlLED("19B10010-E8...
Nullable types and the ternary operator: why is `? 10 : null` forbidden? [duplicate]
...// #1
GetBoolValue() ? 10 : (int?)null // #2
GetBoolValue() ? 10 : default(int?) // #3
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How to get a list of repositories apt-get is checking? [closed]
....d/* >> current.repos.list
Applying the list:
apt-add-repository << current.repos.list
Regarding getting repo from a package (installed or available), this will do the trick
apt-cache policy package_name |grep -m1 http| awk '{ print $2 " " $3 }'
However, that will show you the re...
Is there a Python Library that contains a list of all the ascii characters?
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#print(ascii.charlist(50, 100))
#Comes out as:
#23456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abc
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How to replace captured groups only?
... I understand HOW it works, I was hoping for a more elegant solution >.< Nevertheless, I can move forward with my code now!
– mix3d
Mar 29 '16 at 22:16
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Returning from a finally block in Java
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A simple Groovy Test:
public class Instance {
List<String> runningThreads = new ArrayList<String>()
void test(boolean returnInFinally) {
println "\ntest(returnInFinally: $returnInFinally)"
println "------------------------------------------------------...