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Setting ANDROID_HOME enviromental variable on Mac OS X
...DROID_HOME/tools:$ANDROID_HOME/platform-tools
Lastly apply these changes by re-sourcing .bash_profile:
source ~/.bash_profile
Type - echo $ANDROID_HOME to check if the home is set.
echo $ANDROID_HOME
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
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You could serialise the function bytecode and then reconstruct it on the caller. The marshal module can be used to serialise code objects, which can then be reassembled into a function. ie:
import marshal
def foo(x): return x*x
code_string = marshal.dumps...
How can strings be concatenated?
...ine break in a string using \n or you can do a line continuation in Python by putting a \ at the end of the line.
– mpen
Nov 28 '13 at 20:45
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Rotating videos with FFmpeg
...audio and video parts. You can usually copy the audio without touching it, by using -c:a copy. To change the video quality, set the bitrate (for example with -b:v 1M) or have a look at the H.264 encoding guide if you want VBR options.
A solution is also to use this convenience script.
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Uncatchable ChuckNorrisException
...l exit.
UPDATE 2:
Actually, you can get this to work if you disable the byte code verifier! (-Xverify:none)
UPDATE 3:
For those following from home, here is the full script:
Create the following classes:
public class ChuckNorrisException
extends RuntimeException // <- Comment out this ...
ERROR 1452: Cannot add or update a child row: a foreign key constraint fails
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The Problem is with FOREIGN KEY Constraint. By Default (SET FOREIGN_KEY_CHECKS = 1). FOREIGN_KEY_CHECKS option specifies whether or not to check foreign key constraints for InnoDB tables. MySQL - SET FOREIGN_KEY_CHECKS
We can set foreign key check as disable before ru...
Is there a Java equivalent or methodology for the typedef keyword in C++?
...s. If you have a container of objects, it is easy to swap container types by changing the typedef. Also, it can abstract the container to the end user (which is sometimes desirable). I would usually do this inside of another class, so then the type becomes more obvious (i.e. MyTree.Branches, wher...
Why is the shovel operator (
I am working through Ruby Koans.
7 Answers
7
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What is the proper way to format a multi-line dict in Python?
...on't think dict(...) notation has more readability
"key1": 1, # Indent by one press of TAB (i.e. 4 spaces)
"key2": 2, # Same indentation scale as above
"key3": 3, # Keep this final comma, so that future addition won't show up as 2-lines change in code diff
} # My favorite: SAME inden...
HTTP POST using JSON in Java
...the string, you might program the string wrongly and causing syntax error. By using JSONObject you make sure that your serialization is always follow the right JSON structure
– momo
Aug 24 '11 at 20:47
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