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Which is better in python, del or delattr?
...ructions generated inside a function, where the compiler can use LOAD_FAST and LOAD_GLOBAL]
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Python regular expressions return true/false
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Match objects are always true, and None is returned if there is no match. Just test for trueness.
if re.match(...):
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NSString property: copy or retain?
... behind its back, you should mark the properties representing them copy. (And if you write the setter yourself instead of using @synthesize you should remember to actually use copy instead of retain in it.)
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Case insensitive regex in JavaScript
I want to extract a query string from my URL using JavaScript, and I want to do a case insensitive comparison for the query string name. Here is what I am doing:
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How do I find the length of an array?
... It also doesn't work if you pass the array to a different function and try to do it there :)
– San Jacinto
Nov 5 '10 at 17:21
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Meaning
...ly want to execute managed modules for requests that also go to a managed handler. The precondition in the following example (precondition="managedHandler") only enables the forms authentication module for requests that are also handled by a managed handler, such as requests to .aspx or .asmx files:...
Why is volatile not considered useful in multithreaded C or C++ programming?
...appens (that the compiler won't just store the value in a register instead and defer updating main memory until much later)
that no reordering takes place. Assume that we use a volatile variable as a flag to indicate whether or not some data is ready to be read. In our code, we simply set the flag a...
“Ago” date/time functions in Ruby/Rails
...om_time, to_time)
time_ago_in_words(from_time)
Check the API for details and more options.
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List goals/targets in GNU make that contain variables in their definition
...at gnu make can be convinced to spit out a list of targets after it has expanded these variables?
16 Answers
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How can I print the contents of a hash in Perl?
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@JonathanDay I was missing that detail and it was helpful! Thanks!
– Sos
Apr 3 '14 at 15:20
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