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Custom HTTP headers : naming conventions
...thing to do with vendors, standards bodies, or protocols to be implemented by third parties, except that the developer in question simply needs to avoid header names that may have other intended use by servers, proxies or clients. For this reason, the "X-Gzip/Gzip" and "X-Forwarded-For/Forwarded-For...
Django Setup Default Logging
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Figured it out...
You set the 'catch all' logger by referencing it with the empty string: ''.
As an example, in the following setup I have the all log events getting saved to logs/mylog.log, with the exception of django.request log events which will be saved to logs/django...
Change branch base
...ck the commit history
$ git push -f origin HEAD # replace the remote PRO by local PRO branch history
# git branch -D PRO.bac # delete local PRO.bac branch
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First-time database design: am I overengineering? [closed]
...n certainly do this but you can have an even greater impact on performance by introducing a snapshot mechanism where a scheduled process runs and stores pre-configured reports and your users access the snapshot data with no stress on your db tier on a per request basis.
All of this is a long-winded...
jQuery : eq() vs get()
...et() returns an array of raw DOM elements. You may manipulate each of them by accessing its attributes and invoking its functions as you would on a raw DOM element. But it loses its identity as a jQuery-wrapped object, so a jQuery function like .fadeIn won't work.
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Why when a constructor is annotated with @JsonCreator, its arguments must be annotated with @JsonPro
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Parameter names are normally not accessible by the Java code at runtime (because it's drop by the compiler), so if you want that functionality you need to either use Java 8's built-in functionality or use a library such as ParaNamer in order to gain access to it.
So i...
Python dictionary from an object's fields
...()
>>> a.__dict__
{'c': 2, 'b': 1}
A better approach (suggested by robert in comments) is the builtin vars function:
>>> vars(a)
{'c': 2, 'b': 1}
Alternatively, depending on what you want to do, it might be nice to inherit from dict. Then your class is already a dictionary, an...
Can you define aliases for imported modules in Python?
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If you've done:
import long_module_name
you can also give it an alias by:
lmn = long_module_name
There's no reason to do it this way in code, but I sometimes find it useful in the interactive interpreter.
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Why is arr = [] faster than arr = new Array?
...rst, we go through the lexical analysis phase where we tokenize the code.
By way of example, the following tokens may be produced:
[]: ARRAY_INIT
[1]: ARRAY_INIT (NUMBER)
[1, foo]: ARRAY_INIT (NUMBER, IDENTIFIER)
new Array: NEW, IDENTIFIER
new Array(): NEW, IDENTIFIER, CALL
new Array(5): NEW, IDEN...
Is there a case insensitive jQuery :contains selector?
...ersion of the :contains jQuery selector or should I do the work manually by looping over all elements and comparing their .text() to my string?
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