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String formatting in Python 3
...ith decimal integer format.
There are many others things you can do when selecting an argument (using named arguments instead of positional ones, accessing fields, etc) and many format options as well (padding the number, using thousands separators, showing sign or not, etc). Some other examples:
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What's the difference between deque and list STL containers?
...overlooked, however, it is frequently one of the most important reasons to select the most suitable container for a certain application.
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Is there a NumPy function to return the first index of something in an array?
...st element. Note also that where and nonzero return arrays, so you need to select the first element to get the index.
In [71]: np.argmax(a==2)
Out[71]: 2
In [72]: np.where(a==2)
Out[72]: (array([2], dtype=int64),)
In [73]: np.nonzero(a==2)
Out[73]: (array([2], dtype=int64),)
Time comparison
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Android customized button; changing text color
...color for your button, just like you did for background, for example:
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- Focused and not pressed -->
<item android:state_focused="true"
android:state_pressed="false"
android:color="...
How to change the foreign key referential action? (behavior)
...r, so I wrote something to make the statements for me. Figured I'd share:
SELECT
CONCAT('ALTER TABLE `' ,rc.TABLE_NAME,
'` DROP FOREIGN KEY `' ,rc.CONSTRAINT_NAME,'`;')
, CONCAT('ALTER TABLE `' ,rc.TABLE_NAME,
'` ADD CONSTRAINT `' ,rc.CONSTRAINT_NAME ,'` FOREIGN KEY (`',kcu.COLUMN_NAME,
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How to debug Visual Studio extensions
...the loaded extension. Try the following
Right click on the project and select Properties
Go to the Debug Tab
Click on the radio button for Start External Program. Point it to the devenv.exe binary. On my machine it's located at
C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common...
Can I get a list of files marked --assume-unchanged?
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PowerShell solution, using Select-String \ sls
git ls-files -v | sls -pattern ^h -casesensitive
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PHP Redirect with POST data
... the output of a
POST-activated script to redirect the
user agent to a selected resource. The
new URI is not a substitute reference
for the originally requested resource.
The 303 response MUST NOT be cached,
but the response to the second
(redirected) request might be
cacheable.
Th...
jQuery UI dialog positioning
...I daresay this plugin is no longer maintained. Perhaps it would be wise to select another answer?
– JohnK
Jun 29 at 15:46
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Gradle - getting the latest release version of a dependency
... + for the version, and want to know which version is actually being used, select Project in the sidebar, and then under External Libraries you will see the actual version number in use.
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