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Python argparse: default value or specified value
... print(args.example)
test.py --example
% 1
test.py --example 2
% 2
Details are here.
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Run a single Maven plugin execution?
...gt;
</plugin>
And simply call mvn sql:execute.
See below for the details (from the Maven 2.2.0 Release Notes):
MNG-3401 - Starting in Maven 2.2.0,
goals invoked directly from the
command line can be configured in the
POM separately from other plugin
invocations using a speci...
What are “res” and “req” parameters in Express functions?
...
If someone is looking for details of req and res structure, it is described in express docs: req:expressjs.com/en/api.html#req, res: expressjs.com/en/api.html#res
– akn
Jan 15 '16 at 23:08
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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...* * * * * systemctl is-active --quiet mysqld || systemctl restart mysqld
DETAILED ANSWER:
This is an important question especially for people who are using a very small VPS, say 1GB of RAM or less. If MySQL is dropping out, it may be a problem with your server configuration (Apache | nginx) or M...
Django filter versus get for single object?
... Python encourages try/except (see EAFP), that's why QS.get() is good. 2. Details matter: does "expecting only one" means always 0-1 objects, or it's possible to have 2+ objects and that case should be handled too (in this case len(objs) is a terrible idea)? 3. Don't assume anything about overhead...
HQL ERROR: Path expected for join
... entity to the other. See the Hibernate documentation on HQL and joins for details.
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Deprecated ManagedQuery() issue
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Could you give me more details? I have an "Uri", my problem is to get the real absolute path without file://, /content:/ and others attributes.
– AndreaF
Oct 3 '12 at 20:15
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HTML/Javascript change div content
...tton it calls function populate data, with event (an object that has event details such as name of the element, value etc..);
Step2: I extracted the value through event.target.value and then simple switch will give me freedom to add custom text.
Live Code
https://jsbin.com/poreway/edit?html,js...
Difference between 'self' and 'total' in Chrome CPU Profile of JS
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Documents link is here (at 'View function details' section). Self time : How long it took to complete the current invocation of the function, including only the statements in the function itself, not including any functions that it called. Total time: The time it too...
How does the algorithm to color the song list in iTunes 11 work? [closed]
... the Algorithm
First I resized the album cover (36px, 36px) & reduced detail with a bilateral filter
image = Import["http://i.imgur.com/z2t8y.jpg"]
thumb = ImageResize[ image, 36, Resampling -> "Nearest"];
thumb = BilateralFilter[thumb, 1, .2, MaxIterations -> 2];
iTunes picks the back...