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http to https apache redirection
...manent / https://mysite.example.com/
</VirtualHost>
<VirtualHost _default_:443>
ServerName mysite.example.com
DocumentRoot /usr/local/apache2/htdocs
SSLEngine On
# etc...
</VirtualHost>
Then do:
/etc/init.d/httpd restart
...
How do I grab an INI value within a shell script?
... filter it out as shown above, e.g. grep =), the same for other unexpected errors.
If you need to read specific value under specific section, use grep -A, sed, awk or ex).
E.g.
source <(grep = <(grep -A5 '\[section-b\]' file.ini))
Note: Where -A5 is the number of rows to read in the section...
Python JSON serialize a Decimal object
...Flask Marshmallow ( for 'instant' serializer and deserializer), i had this error, every time i did a GET or POST. The serializer and deserializer, failed to convert Decimal types into any JSON identifiable format.
I did a "pip install simplejson", then
Just by adding
import simplejson as json
...
Assign output of a program to a variable using a MS batch file
...eric return code, you can do the following
application arg0 arg1
set VAR=%errorlevel%
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How to split a string in Haskell?
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answered Feb 12 '11 at 15:05
Jonno_FTWJonno_FTW
7,66977 gold badges4747 silver badges8080 bronze badges
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How to obtain the number of CPUs/cores in Linux from the command line?
...
The most portable solution I have found is the getconf command:
getconf _NPROCESSORS_ONLN
This works on both Linux and Mac OS X. Another benefit of this over some of the other approaches is that getconf has been around for a long time. Some of the older Linux machines I have to do development o...
How exactly does a generator comprehension work?
...t recent call last):
File "<stdin>", line 1, in <module>
TypeError: object of type 'generator' has no len()
>>> # We extract each item out individually. We'll do it manually first.
...
>>> next(filtered_gen)
5
>>> next(filtered_gen)
9
>>> next(filte...
Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
I have installed MySQL server and trying to connect to it, but getting the error:
18 Answers
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Installing R with Homebrew
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I got error: Error: homebrew/science was deprecated. This tap is now empty as all its formulae were migrated.
– Menglong Li
Jul 3 '18 at 13:24
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How do I measure separate CPU core usage for a process?
...${pids[@]}"; do
if [ ! -e /proc/$pid ]; then
echo "Error: pid $pid doesn't exist"
exit 1
fi
done
while [ true ]; do
echo -e "\033[H\033[J"
for pid in "${pids[@]}"; do
ps -p $pid -L -o pid,tid,psr,pcpu,comm=
done...