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Android: create a popup that has multiple selection options
... .create() is unnecessary here, .show() will return the dialog created by the builder and then show it as well
– TronicZomB
May 5 '13 at 22:19
2
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Understanding Canvas and Surface concepts
...wn buffer is swapped to the foreground to then be composited to the screen by Surface Flinger.
A SurfaceView is a special implementation of View that also creates its own dedicated Surface for the application to directly draw into (outside of the normal view hierarchy, which otherwise must share the...
How do I connect to a MySQL Database in Python?
...ver before doing anything. Unlike PHP, Only the SQLite driver is installed by default with Python. The most used package to do so is MySQLdb but it's hard to install it using easy_install. Please note MySQLdb only supports Python 2.
For Windows user, you can get an exe of MySQLdb.
For Linux, this...
Determine if Python is running inside virtualenv
...fix.
Using the VIRTUAL_ENV environment variable is not reliable. It is set by the virtualenv activate shell script, but a virtualenv can be used without activation by directly running an executable from the virtualenv's bin/ (or Scripts) directory, in which case $VIRTUAL_ENV will not be set. Or a no...
How do I deep copy a DateTime object?
...lone $date1;
$date2->add(new DateInterval('P3Y'));
Clones are shallow by default, but deep enough for a DateTime. In your own objects, you can define the __clone() magic method to clone the properties (i.e. child objects) that make sense to be cloned when the parent object changes.
(I'm not su...
Django set default form values
...echanism if the desired default is a dynamic value (e.g. something entered by a user, or based on their login, geographical location, etc.)
– Richard J Foster
Sep 26 '12 at 19:43
6...
Boolean vs tinyint(1) for boolean values in MySQL
...nctionally identical to bool, the OP asked what is best to use. The answer by @dj_segfault does a proper job explaining why bool should be preferred over tinyint(1) when storing a boolean value.
– Kyle Morgan
Nov 21 '17 at 2:05
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What is the difference between `throw new Error` and `throw someObject`?
...on varying depending on the browser.
Six possible values can be returned by the name property, which as mentioned correspond to the names of the error's constructors. They are:
Error Name Description
EvalError An error in the eval() function has occurred.
RangeError ...
Jenkins / Hudson environment variables
...your slave, and add environment variable PATH, with value: $PATH:/followed-by/paths/you/want/to/add
If you use the second option, your System Information will still not show it, but your builds will see the added paths.
sh...
What is the difference between Python and IPython?
...ll (command line program) that can be installed from iPython.org or simply by running
pip install ipython
or the more extensive:
pip install ipython[notebook]
from the command line.
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