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Creating a new user and password with Ansible
...andom password for user only on creation
shell: /usr/bin/openssl rand -base64 32 | passwd --stdin deployer
when: newuser.changed
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How do I parallelize a simple Python loop?
... parallellizing: 27.68999981880188
returned in order given: [0, 4, 16, 36, 64, 100, 144, 196, 256, 324]
Multithreading
Now change ProcessPoolExecutor to ThreadPoolExecutor, and run the module again:
$ python3 -m futuretest
original inputs: [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
total...
How can I use an http proxy with node.js http.Client?
...'
const auth = 'Basic ' + Buffer.from(username + ':' + password).toString('base64')
http.request({
host: '255.255.255.255', // IP address of proxy server
port: 99999, // port of proxy server
method: 'CONNECT',
path: 'kinopoisk.ru:443', // some destination, add 443 port for https!
headers:...
Checking if a string can be converted to float in Python
...f you cared about performance (and I'm not suggesting you should), the try-based approach is the clear winner (compared with your partition-based approach or the regexp approach), as long as you don't expect a lot of invalid strings, in which case it's potentially slower (presumably due to the cost ...
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock'
...is, run brew services start mysql. By default, brew installs the MySQL database without a root password. To secure it run: mysql_secure_installation.
To connect run: mysql -uroot. root is the username name here.
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How to install psycopg2 with “pip” on Python?
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Worked on AWS EC2, with RHEL-based 64bit Amazon Linux/2.5.1
– Ben Wheeler
Sep 8 '17 at 19:33
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How to search a Git repository by commit message?
...re is :/ which is the dedicated notation to specify a commit (or revision) based on the commit message, just prefix the search string with :/, e.g.:
git show :/keyword(s)
Here <keywords> can be a single word, or a complex regex pattern consisting of whitespaces, so please make sure to quote/e...
ACE vs Boost vs POCO [closed]
...ood library.
Includes functionality that is not in Boost, like XML and database interface to name a few.
It is more integrated as one library than Boost.
It has clean, modern and understandable C++ code. I find it far easier to understand than most of the Boost libraries (but I am not a template pr...
What are the file limits in Git (number and size)?
...amed with a 160-bit name. The size of the file must be representable in a 64 bit number so no real limit there either.
There is a practical limit, though. I have a repository that's ~8GB with >880,000 files and git gc takes a while. The working tree is rather large so operations that inspect ...
How do you get a timestamp in JavaScript?
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