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Why does Python code run faster in a function?
...e names are assigned to indexes. This is possible because you can't dynamically add local variables to a function. Then retrieving a local variable is literally a pointer lookup into the list and a refcount increase on the PyObject which is trivial.
Contrast this to a global lookup (LOAD_GLOBAL), w...
Skip Git commit hooks
...k folder elsewhere, and setup a post-merge hook (git-scm.com/docs/githooks#_post_merge) which will detect if the pull affect the repo hook folder, and will propose to copy its content to your local hook folder (outside of the repo): that way, you can at least control if you want your hooks overridde...
Why can't I see the “Report Data” window when creating reports?
...
After I accidentally closed this window, I took an hour to find how to bring it back up.
The right answer is indeed:
View-->Report Data (ctrl+alt+D)
The tricky part: the 'Report Data' entry does not always appear in the 'View' dropdown...
How can I remove a flag in C?
....
flags = flags & ~MASK; or flags &= ~MASK;.
Long Answer
ENABLE_WALK = 0 // 00000000
ENABLE_RUN = 1 // 00000001
ENABLE_SHOOT = 2 // 00000010
ENABLE_SHOOTRUN = 3 // 00000011
value = ENABLE_RUN // 00000001
value |= ENABLE_SHOOT // 00000011 or same as ENABLE_SHOOTRUN
W...
psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
23
...
Twig: in_array or similar possible within if statement?
...to change the second line of your second code-block from
{% if myVar is in_array(array_keys(someOtherArray)) %}
to
{% if myVar in someOtherArray|keys %}
in is the containment-operator and keys a filter that returns an arrays keys.
...
jQuery changing style of HTML element
...le>
<div id="header" class="row">
<div id="logo" class="col_12">And the winner is<span>n't...</span></div>
<div id="navigation" class="row">
<ul id="pirra">
<li><a href="#">Why?</a></li>
&l...
MySql export schema without data
...ered May 30 '11 at 11:09
onteria_onteria_
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How do I use valgrind to find memory leaks?
...o come to this question and are still new to Linux—you might have to install Valgrind on your system.
sudo apt install valgrind # Ubuntu, Debian, etc.
sudo yum install valgrind # RHEL, CentOS, Fedora, etc.
Valgrind is readily usable for C/C++ code, but can even be used for other
languages wh...
Xcode 4 - “Archive” is greyed out?
...on/ToolsLanguages/Conceptual/Xcode4UserGuide/DistApps/DistApps.html#//apple_ref/doc/uid/TP40010215-CH11-DontLinkElementID_69
But I still can't get the actual archives to show up in Organizer (even though the files exist)
sh...