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Python's equivalent of && (logical-and) in an if-statement
...nd and or conditionals.
i.e.
if foo == 'abc' and bar == 'bac' or zoo == '123':
# do something
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Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
...answered Jan 19 '12 at 5:17
user123444555621user123444555621
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Error: could not find function … in R
...nctions.
If you have no clue about the package, you can use findFn in the sos package as explained in this answer.
RSiteSearch("some.function") or searching with rdocumentation or rseek are alternative ways to find the function.
Sometimes you need to use an older version of R, but run code created...
Securely storing environment variables in GAE with app.yaml
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Of all the provided answers, this seems closest to how Heroku handles things. Being rather new to GAE, I don't quite understand where in the Developers Console to find the placeholder record. Can you explain, or for bonus points, post screenshots?
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List files by last edited date
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If you're doing this at the prompt and want to see the most recently modified files, consider ls -lrt[RhA]. the -r reverses the sort order, leaving recently edited stuff at the bottom of the list...
– dmckee --- ex-moderator kitten
Sep 10 '09...
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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Vertically align text to top within a UILabel
...
123
No muss, no fuss
@interface MFTopAlignedLabel : UILabel
@end
@implementation MFTopAlignedL...
Git log to get commits only for a specific branch
...en there is no default & no pattern
| | defined.
| |
| * commit 80c123b9dbd1c1b3301ec1270adc6c07824aeb5c
| | Author: Mark Story <mark@mark-story.com>
| | Date: Sun Aug 28 22:35:20 2016 -0400
| |
| | Do fewer allocations for simple default values.
| |
| | Don't allocate arrays...
How to implement a ConfigurationSection with a ConfigurationElementCollection
...t;SecondaryAgent Address="10.5.64.7" Port="3570"/>
<Site Id="123" />
<Lanes>
<Lane Id="1" PointId="north" Direction="Entry"/>
<Lane Id="2" PointId="south" Direction="Exit"/>
</Lanes>
</CustomApplicationConfig>
then...
Solving a “communications link failure” with JDBC and MySQL [duplicate]
...ting privileges on my user worked for me.
my.cnf:
bind-address = 192.168.123.456
MySql Console:
GRANT ALL PRIVILEGES ON dbname.* to username@'%' IDENTIFIED BY 'password';
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