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How to empty/destroy a session in rails?
....clear
or
if specific keys have to be destroyed:
session.delete(key)
Tested in rails 3.2
added
People have mentioned by session={} is a bad idea. Regarding session.clear, Lobati comments- It looks like you're probably better off using reset_session [than session.clear], as it does some oth...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...ll return false from their respective query functions/methods. You need to test for that error condition and handle it accordingly.
mysql_* extension:
NOTE The mysql_ functions are deprecated and have been removed in php version 7.
Check $result before passing it to mysql_fetch_array. You'll ...
In Python, how can you load YAML mappings as OrderedDicts?
...
has anyone tested this code properly? I can not get it to work in my application!
– theAlse
Jun 4 '13 at 7:03
...
How to reuse existing C# class definitions in TypeScript projects
...to work with, but it was a small price to pay for being able to modify and test code in VS and then 'compile' it to Javascript via TypeScript.
– John Mott
Oct 15 '17 at 19:16
...
Crontab Day of the Week syntax
...
This won't work for some distributions; testing with Ubuntu 14.04.3 LTS, I got "/tmp/crontab.Nuq9GE/crontab":24: bad day-of-week"
– 0x4B1D
Jan 6 '16 at 3:48
...
How to pretty print nested dictionaries?
... you can do whatever you want with it.
The class and the function has been tested and works with Python 2.7 and 3.4.
You can have all type of objects inside, this is their representations and not theirs contents that being put in the result (so string have quotes, Unicode string are fully represente...
How to select Python version in PyCharm?
...roject interpreter
Select desired Project interpreter
Apply + OK
[NOTE]:
Tested on Pycharm 2018 and 2017.
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targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi
... velocity: CGPoint) -> CGPoint {
var offsetAdjustment = CGFloat.greatestFiniteMagnitude
let horizontalOffset = proposedContentOffset.x
let targetRect = CGRect(origin: CGPoint(x: proposedContentOffset.x, y: 0), size: self.collectionView!.bounds.size)
for layoutAttributes in super....
Inline code in org-mode
...works as advertised, turning
- Inline code src_sh[:exports code]{echo -e "test"}
Into
in html-export. And the winning answer in this post, https://stackoverflow.com/a/28059832/594138, achieves the same without the need to patch org.el, but you will have to adapt it if you don't like the optics...
How to deal with a slow SecureRandom generator?
... if you want the stream to be repeatable in future using the same seed for testing purposes, an insecure seed is still useful.
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