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What is the purpose of Android's tag in XML layouts?
... element in layout2. If layout2 had multiple elements, then it MUST have a root node to be valid XML and that's when the merge tag comes in handy.
– gMale
Feb 22 '14 at 16:37
3
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Differences between “java -cp” and “java -jar”?
...IFEST using space separated jars in a Class-Path entry, e.g.:
Class-Path: mysql.jar infobus.jar acme/beans.jar
Both are comparable in terms of performance.
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postgresql return 0 if returned value is null
... are NULL values in the query.
For all versions I've tested, postgres and mysql will ignore all NULL values when averaging, and it will return NULL if there is nothing to average over. This generally makes sense, as NULL is to be considered "unknown". If you want to override this you can use coale...
How many bytes does one Unicode character take?
...ints.net/.
I wasted a lot of time on this useless list (but it's sorted!).
MySQL has a charset called "utf8" which actually does not support characters longer than 3 bytes. So you can't insert a pile of poo, the field will be silently truncated. Use "utf8mb4" instead.
There's a snowman test page (un...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...d the secret key, and with most Unix based systems, if an attacker can get root access they can get the key. If you encrypt the key, you have to have code to decrypt it, and at some point the decryption code has to be plain text so it can be executed. This is the same problem DRM has, except that yo...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
...er response from the matplotlib mailling list (Thanks goes out to Benjamin Root).
The code I am looking for is adjusting the savefig call to:
fig.savefig('samplefigure', bbox_extra_artists=(lgd,), bbox_inches='tight')
#Note that the bbox_extra_artists must be an iterable
This is apparently simil...
deciding among subprocess, multiprocessing, and thread in Python?
...e introduction to concurrency in the Python3 docs.
– root-11
Oct 17 '18 at 8:35
1
@root-11 you're...
Is there any NoSQL data store that is ACID compliant?
... Good answer. You can have both NoSQL+ACID and non-ACID-RDBMS (think MySQL + MyISAM). I'd usually consider NoSQL as "eventually consistent". I'll throw in the CAP theorem too... :-)
– gbn
Feb 27 '12 at 9:48
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Error message “Forbidden You don't have permission to access / on this server” [closed]
...0>
....
# Set access permission
<Directory "/path/to/docroot">
Allow from all
</Directory>
....
</VirtualHost>
As of Apache-2.4, however, access control is done using the new module mod_authz_host (Upgrading to 2.4 from 2.2). Consequently, the new...
How do RVM and rbenv actually work?
...earches each parent directory for an .rbenv-version file until it hits the root of your filesystem. If one is found, its contents are used to set the RBENV_VERSION environment variable.
If RBENV_VERSION is still not set, rbenv tries to set it using the contents of the ~/.rbenv/version file.
If no ve...