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What do people find difficult about C pointers? [closed]
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@John Marchetti: Even more so... given that the question was "What is the root issue with people's problem with pointers", I don't think the people asking the pointer-related questions would be terribly impressed with "You don't really need to kno...
Working copy XXX locked and cleanup failed in SVN
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libxml/tree.h no such file or directory
...e libxml2 is a .dylib (not a nice friendly .framework) we still
have one more thing to do. Go to the Project build settings
(Project->Edit Project Settings->Build) and find the "Search Paths".
In "Header Search Paths" add the following path:
$(SDKROOT)/usr/include/libxml2
Also see ...
What is the purpose of python's inner classes?
...d keep the two together. Nesting such "helper classes" makes their package more streamlined.
Increased encapsulation: Consider two top-level classes A and B where B needs access to members of A that would otherwise be declared private. By hiding class B within class A A's members can be declared p...
Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?
...ing in Python. We believe this is possible through the implementation of a more sophisticated GC system, something like IBM's Recycler (Bacon et al, 2001)."
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What are unit tests, integration tests, smoke tests, and regression tests?
...systems are often mocked or stubbed during the test (otherwise it would be more of an integration test).
Pre-flight check: Tests that are repeated in a production-like environment, to alleviate the 'builds on my machine' syndrome. Often this is realized by doing an acceptance or smoke test in a prod...
Hidden features of mod_rewrite
...hing should be case insensitive
Using the long-form of flags is often more readable and will help others who come to read your code later.
You can separate multiple flags with a comma:
RewriteRule ^olddir(.*)$ /newdir$1 [L,NC]
Common pitfalls
Mixing mod_alias style redirects with mod_rew...
How many GCC optimization levels are there?
...imization level is specified)
-O1 (optimize minimally)
-O2 (optimize more)
-O3 (optimize even more)
-Ofast (optimize very aggressively to the point of breaking standard compliance)
-Og (Optimize debugging experience. -Og enables optimizations that do not interfere with debugging. It sho...
Copy array items into another array
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How to use index in select statement?
...ex in query. It is used (or not) automagically. You can force it, however. More details (when and why do this) in other posts below.
– Rast
Apr 28 '14 at 11:05
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