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How do I add multiple arguments to my custom template filter in a django template?
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It is possible and fairly simple.
Django only allows one argument to your filter, but there's no reason you can't put all your arguments into a single string using a comma to separate them.
So for example, if you want a filter that checks if variable X is in the list [1...
What's the difference between returning void and returning a Task?
... see why returning a Task<MyType> is useful to return data to the caller when the async operation completes, but the functions that I've seen that have a return type of Task never return any data. Why not return void ?
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Replace first occurrence of string in Python
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string.replace(s, old, new[, maxreplace])
Return a copy of string s with all occurrences of substring old replaced by new. If the optional argument maxreplace is given, the first maxreplace occurrences are replaced.
>>> u'longlongTESTstringTEST'.replace('TEST', '?', 1)
u'longlong?stringT...
To underscore or to not to underscore, that is the question
...other framework languages? For example since C# is case-sensitive you can call a field "foo" and the public property "Foo" and it works fine.
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Can you write virtual functions / methods in Java?
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From wikipedia
In Java, all non-static methods are by
default "virtual functions." Only
methods marked with the keyword final,
which cannot be overridden, along with
private methods, which are not
inherited, are non-virtual.
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What's the difference between window.location= and window.location.replace()?
...er won't be able to use the Back
button to navigate to it.
Oh and generally speaking:
window.location.href = url;
is favoured over:
window.location = url;
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Show current assembly instruction in GDB
...x │
│0x7ffff740d769 <__libc_start_main+233> callq *0x18(%rsp) │
>│0x7ffff740d76d <__libc_start_main+237> mov %eax,%edi │
│0x7ffff740d76f <__libc_start_main+239> callq 0x7ffff7427970 <exit> ...
String to Dictionary in Python
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It indicates a small-u unicode literal in Python. Habit is not a good reason. "The character encoding of JSON text is always Unicode." -- [Uu]nicode is NOT an encoding. What json.loads() expects is what you have got "over the wire" which is t...
Use IntelliJ to generate class diagram
...ow do I get IntelliJ 10.5 (on the Mac) to generate a class diagram showing all of the classes in my project? I'm sure I'm overlooking something obvious, but I can only get the "Show Diagram" feature to show one class at a time. (I also figured out how to add additional classes, but again, only one...
How to retrieve form values from HTTPPOST, dictionary or?
...ld reflect the form input names and the default model binder will automatically create this object for you:
[HttpPost]
public ActionResult SubmitAction(SomeModel model)
{
var value1 = model.SimpleProp1;
var value2 = model.SimpleProp2;
var value3 = model.ComplexProp1.SimpleProp1;
......