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How to horizontally center a
...flex-wrap: wrap;
justify-content: center;
align-items: center;
}
Read more about centering the child elements
Link 2
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And this explains why the box model is the best approach:
Why is the W3C box model considered better?
...
Running bash script from within python
...an't change it e.g., by running os.chmod('sleep.sh', 0o755) then you could read the script as a text file and pass the string to subprocess module instead:
with open('sleep.sh', 'rb') as file:
script = file.read()
rc = call(script, shell=True)
...
Calling JMX MBean method from a shell script
...on Jolokia as the bridge to JMX. Attributes and operations are exposed for reading and writing.
http://code.google.com/p/jmxfuse/
For example, to read an attribute:
me@oddjob:jmx$ cd log4j/root/attributes
me@oddjob:jmx$ cat priority
to write an attribute:
me@oddjob:jmx$ echo "WARN" > priori...
How to install ia32-libs in Ubuntu 14.04 LTS (Trusty Tahr)
...mpted to install three other packages:
$ sudo apt-get install ia32-libs
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package ia32-libs is not available, but is referred to by another package.
This may mean that the package is missing, has...
How do C++ class members get initialized if I don't do it explicitly?
...uble=10.765;
};
I use this form pretty much exclusively, although I have read some people consider it 'bad form', perhaps because it was only recently introduced - I think in C++11. To me it is more logical.
Another useful facet to the new rules is how to initialize data-members that are themsel...
What is the use of static constructors?
... with a type (or any other per-type operations) - useful in particular for reading required configuration data into readonly fields, etc.
It is run automatically by the runtime the first time it is needed (the exact rules there are complicated (see "beforefieldinit"), and changed subtly between CLR...
How to call a stored procedure from Java and JPA
...
JPA 2.1 now support Stored Procedure, read the Java doc here.
Example:
StoredProcedureQuery storedProcedure = em.createStoredProcedureQuery("sales_tax");
// set parameters
storedProcedure.registerStoredProcedureParameter("subtotal", Double.class, ParameterMode....
How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
... should go on SU... migration is certainly an option, but more programmers read questions here, so here goes).
12 Answers
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Browser detection in JavaScript? [duplicate]
...eir bugs (like FF 3's issue with not sending the Content-Length header for read-only AJAX POST messages), feature support just doesn't cut it.
– Cobra
Jun 12 '13 at 16:04
...
How do I kill background processes / jobs when my shell script exits?
...31317 but you could redirect the output of jobs -p to a temporary file and read it from there for kill.
– jarno
Aug 22 at 5:39
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