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How do I quickly rename a MySQL database (change schema name)?
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What's the proper way to install pip, virtualenv, and distribute for Python?
...ly it. Now the only decision is whether you want to create a virtualenv to include system-level packages
mkvirtualenv --system-site-packages foo
where your existing system packages don't have to be reinstalled, they are symlinked to the system interpreter's versions. Note: you can still install n...
How do I enter RGB values into Interface Builder?
... either, as that also changes the colorspace to sRGB).
More info here, including how to match screenshots.
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What generates the “text file busy” message in Unix?
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Here's a super quick reproducer: echo -e '#include <unistd.h>\nint main(void){sleep (5);return 0;}' > slowprog.c && cc slowprog.c && cp a.out b.out && (./a.out &) ; sleep 1 && cp b.out a.out. Produced the error message "cp:...
What is difference between functional and imperative programming languages?
Most of the mainstream languages, including object-oriented programming (OOP) languages such as C#, Visual Basic, C++, and Java were designed to primarily support imperative (procedural) programming, whereas Haskell/gofer like languages are purely functional. Can anybody elaborate on what is the dif...
Effective method to hide email from spam bots
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This is the method I used, with a server-side include, e.g. <!--#include file="emailObfuscator.include" --> where emailObfuscator.include contains the following:
<!-- // http://lists.evolt.org/archive/Week-of-Mon-20040202/154813.html -->
<script type="tex...
Compile, Build or Archive problems with Xcode 4 (and dependencies)
...g the headers to this group, DO NOT add to any targets when prompted. This includes any headers inside your .xcdatamodeld, you'll need to right-click and view package contents to find them.
For all dependencies set "Skip Install" build setting to "Yes"
Moving any "Public" headers in Build Phases to...
How to correctly use the extern keyword in C
...a pitfall:
File stdio.h:
int errno;
/* other stuff...*/
myCFile1.c:
#include <stdio.h>
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myCFile2.c:
#include <stdio.h>
Code...
If myCFile1.o and myCFile2.o are linked, each of the c files have separate copies of errno. This is a problem as the same errno is supposed...
How do I determine the size of an object in Python?
...2nd, 1184; 43rd, 2280; 86th, 4704; 171st, 9320
136 func def does not include default args and other attrs
1056 class def no slots
56 class inst has a __dict__ attr, same scaling as dict above
888 class def with slots
16 __slots__ seems to store in mutable tuple-like struct...
What is the difference between the Facade and Adapter Pattern?
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That answer is dumbed down to perfection! I am including that in my pattern notes. :)
– Joshua Dale
Jul 1 '11 at 23:14
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