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How to replace spaces in file names using a bash script
...whole question is about micro-optimizing more or less. Isn't it fun, after all? ;-)
– Michael Krelin - hacker
Apr 26 '10 at 18:33
17
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Difference between except: and except Exception as e: in Python
... print e.message, e.args
...
>>> catch()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "<stdin>", line 3, in catch
BaseException
Which a bare except does:
>>> def catch():
... try:
... raise BaseException()
... ...
What and where are the stack and heap?
...ion is called. The stack is always reserved in a LIFO (last in first out) order; the most recently reserved block is always the next block to be freed. This makes it really simple to keep track of the stack; freeing a block from the stack is nothing more than adjusting one pointer.
The heap is me...
How can I filter a date of a DateTimeField in Django?
...
Much better than all of the other answers here, thanks!
– Kin
Jan 6 '14 at 17:06
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What is the volatile keyword useful for?
...
volatile has semantics for memory visibility. Basically, the value of a volatile field becomes visible to all readers (other threads in particular) after a write operation completes on it. Without volatile, readers could see some non-updated value.
To answer your question: Y...
How to assign multiple classes to an HTML container? [closed]
...e classes that set different values for the same attributes. Is there some order of precedence for that?
– EternallyCurious
Jan 1 '14 at 15:22
6
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How to import a module given its name as string?
...mand" modules makes his/her whole command-app fail on one exception. Personally I'd for loop over each import individually wrapped in a try: mods=__import__()\nexcept ImportError as error: report(error) to allow other commands to continue to work while the bad ones get fixed.
–...
What does `m_` variable prefix mean?
...'re using something like intelliSense, you can start with m_ and a list of all your member variables are shown. Part of Hungarian notation, see the part about scope in the examples here.
share
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imp...
How to set ViewBag properties for all Views without using a base class for Controllers?
...h as the current user, onto ViewData/ViewBag in a global fashion by having all Controllers inherit from a common base controller.
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What is the proper way to re-attach detached objects in Hibernate?
...e to the DB,
and overwrite any intervening updates.
refresh() cannot be called on a detached entity.
lock() cannot be called on a detached entity,
and even if it could, and it did reattach the entity,
calling 'lock' with argument 'LockMode.NONE'
implying that you are locking, but not locking,
i...