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What is the difference between related SQLite data-types like INT, INTEGER, SMALLINT and TINYINT?
...g you used to know about standalone database datatypes
Read the above link from the SQLite site.
Take the types based off of your old schema, and see what they'd map to in SQLite
Migrate all the data to the SQLite database.
Note: The datatype limitations can be cumbersome, especially if you add ti...
How to concatenate items in a list to a single string?
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adding a map actually helps with datatypes apart from string. Great!
– appleboy
Feb 28 '19 at 7:55
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How to calculate a logistic sigmoid function in Python?
...scipy.org/doc/scipy/reference/generated/scipy.stats.logistic.html
In [1]: from scipy.stats import logistic
In [2]: logistic.cdf(0.458)
Out[2]: 0.61253961344091512
which is only a costly wrapper (because it allows you to scale and translate the logistic function) of another scipy function:
In [3...
Setting the MySQL root user password on OS X
...er.
Mac OSX: System Preferences > MySQL > Stop MySQL Server
Linux (From Terminal): sudo systemctl stop mysqld.service
Start the server in safe mode with privilege bypass
From Terminal: sudo /usr/local/mysql/bin/mysqld_safe --skip-grant-tables
In a new terminal window:
sudo /usr/local/m...
Bundling data files with PyInstaller (--onefile)
...nstalled (i.e. sys._MEIPASS is not set). That is wrong, as it prevents you from running your application from a directory other than the one where your script is.
A better solution:
import sys
import os
def resource_path(relative_path):
""" Get absolute path to resource, works for dev and for...
What are differences between PECL and PEAR?
... @troelskn, You call that a "distribution channel"? How is it different from a normal tomdickharry PHP library? Are you going to call jQuery a "distribution channel" too?
– Pacerier
Oct 14 '14 at 5:46
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How to properly use unit-testing's assertRaises() with NoneType objects? [duplicate]
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The answer from @unutbu shows how to call assertRaises (no lambda necessary)
– scharfmn
Apr 4 '18 at 17:45
add ...
When would you use a List instead of a Dictionary?
...ent a custom hashtable that does not implement the IDictionary interface.
from here
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Get query string parameters url values with jQuery / Javascript (querystring)
...earchParams Let's have a look at how we can use this new API to get values from the location!
// Assuming "?post=1234&action=edit"
var urlParams = new URLSearchParams(window.location.search);
console.log(urlParams.has('post')); // true
console.log(urlParams.get('action')); // "edit"
consol...
Why are only final variables accessible in anonymous class?
...y though, if you want the same sort of functionality as C# where variables from different scopes can be "instantiated" different numbers of times.
– Jon Skeet
Jan 19 '11 at 7:15
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