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Is there a way to pass optional parameters to a function?
...meter syntax *. If the function definition has a formal parameter preceded by a single *, then Python populates that parameter with any positional parameters that aren't matched by preceding formal parameters (as a tuple). If the function definition has a formal parameter preceded by **, then Python...
update package.json version automatically
...swer. Just to give an alternative I recommend grunt-bump. It is maintained by one of the guys from angular.js.
Usage:
grunt bump
>> Version bumped to 0.0.2
grunt bump:patch
>> Version bumped to 0.0.3
grunt bump:minor
>> Version bumped to 0.1.0
grunt bump
>> Version bumpe...
Max retries exceeded with URL in requests
...if you use enough time gap to send requests to server this can be achieved by sleep(timeinsec) function in python (don't forget to import sleep)
from time import sleep
All in all requests is awesome python lib, hope that solves your problem.
...
Detect if called through require or directly by command line
...uld maybe do it with either importing the file then running eval on it, or by running require('child_process').exec('node the_file.js')
– MalcolmOcean
Apr 29 '17 at 14:52
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Bash function to find newest file matching pattern
...
The ls command has a parameter -t to sort by time. You can then grab the first (newest) with head -1.
ls -t b2* | head -1
But beware: Why you shouldn't parse the output of ls
My personal opinion: parsing ls is only dangerous when the filenames can contain funny c...
What exactly are iterator, iterable, and iteration?
...osing a very opinionated dfeault behavior. Consider that {'a': 'hi', 'b': 'bye'} has length of 2, but cannot be indexed by 0, 1, or 2.
– shadowtalker
Sep 19 '18 at 16:05
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Any shortcut to initialize all array elements to zero?
...
A default value of 0 for arrays of integral types is guaranteed by the language spec:
Each class variable, instance variable, or array component is initialized with a default value when it is created (§15.9, §15.10) [...] For type int, the default value is zero, that is, 0.
If ...
HTTP 1.0 vs 1.1
...
Proxy support and the Host field:
HTTP 1.1 has a required Host header by spec.
HTTP 1.0 does not officially require a Host header, but it doesn't hurt to add one, and many applications (proxies) expect to see the Host header regardless of the protocol version.
Example:
GET / HTTP/1.1
Host: w...
Defeating a Poker Bot
...tive
Many online poker sites use popup
Captcha inputs that are triggered by
suspicious activity.
Some poker sites monitor playing
times and patterns (i.e., worst case
scenario is a player who plays 24x7
and 16 tables continuously, there is
a tiny tiny chance this is a real
human. (However some pla...
RabbitMQ and relationship between channel and connection
...ad-safety in Java Client API Guide:
Channel instances are safe for use by multiple threads. Requests into
a Channel are serialized, with only one thread being able to run a
command on the Channel at a time. Even so, applications should prefer
using a Channel per thread instead of sharing t...