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How can I obtain the element-wise logical NOT of a pandas Series?
...t results may vary depending on many factors including hardware, compiler, OS, Python, NumPy and Pandas versions.
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How do I trap ctrl-c (SIGINT) in a C# console app
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This works but it doesn't trap the closing of the window with the X. See my complete solution below. works with kill as well
– JJ_Coder4Hire
Apr 10 '14 at 18:53
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how to check redis instance version?
... (Which, reading more carefully, wouldn't have helped OP. Still, I think most readers will find issuing info from a client more helpful than running redis-server on the host.
– cluesque
Aug 19 at 14:51
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What is Data URI support like in major email client software?
...e mobile clients do show data URIs:
Android 2.3
Android 4.0
BlackBerry 5 OS
iPad
iPhone 3GS
iPhone 4S
iPhone 5
None of the webmail clients showed data URIs.
These desktop clients don't:
Lotus Notes 6.5
Lotus Notes 7
Lotus Notes 8.5
Outlook 2000
Outlook 2002/XP
Outlook 2007
Outlook 2010
Outloo...
.gitignore file, where should I put it in my xcode project?
....gitignore file, the ignore files that have changes or are new into the repository will not be shown to as waiting for commit.
You can also have one global local git ignore file, that will manage all of your git repositories.
git config --global core.excludesfile ~/.gitignore_global
This alternat...
Add a new element to an array without specifying the index in Bash
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This works just fine with bash 3.2.48 (OS X 10.8.2). Note that ARRAY is just a placeholder for an actual variable name. Even if your array indices are not sequential, appending with += will simply assign to the highest index + 1.
– mklement0
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convert_tz returns null
...NVERT_TZ('2004-01-01 12:00:00','UTC','MET') AS time
It turns out that on OS X there are two files that cause problems: /usr/share/zoneinfo/Factory and /usr/share/zoneinfo/+VERSION.
The fix... temporarily moving these files to a different location such as /usr/share/zoneinfo/.bak/ allows for the ...
How can I calculate the difference between two dates?
...e number of seconds between two NSDate objects will always be time-zone-agnostic.
Furthermore, this documentation specifies that Cocoa's implementation of time does not account for leap seconds, so if you require such accuracy, you will need to roll your own implementation.
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Duplicate ID, tag null, or parent id with another fragment for com.google.android.gms.maps.MapFragme
...are inflating a fragment from XML inside another fragment. You are NOT supposed to do that! You should use the ChildFragmentManager and add the fragment in onViewCreated()!
– Daniele Segato
May 2 '16 at 12:30
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How do I expire a PHP session after 30 minutes?
...bability divided by session.gc_divisor. And using the default values for those options (1 and 100 respectively), the chance is only at 1%.
Well, you could simply adjust these values so that the garbage collector is started more often. But when the garbage collector is started, it will check the val...