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Why is the Windows cmd.exe limited to 80 characters wide?
...m the disk image at the official website (freedos.org) or get it at http://www.ibiblio.org/pub/micro/pc-stuff/freedos/files/dos/mode/2005/.
New FreeDOS MODE by Eric Auer 2003-2005. License: GPL. (version 12may2005)
MODE [device] [/STA[TUS]] (show status of one or all devices)
MODE ...
Uppercase or lowercase doctype?
...
The standard for HTML5 is that tags are case insensitive.
http://www.w3schools.com/html5/tag_doctype.asp
More Technically: (http://www.w3.org/TR/html5/syntax.html)
A DOCTYPE must consist of the following components, in this order:
A string that is an ASCII case-insensitive match for th...
What's the difference between JPA and Hibernate? [closed]
...since JPA does not provide the interface to do that thing.
Source: http://www.reddit.com/r/java/comments/16ovek/understanding_when_to_use_jpa_vs_hibernate/
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edited Sep 3...
Is it possible to search for a particular filename on GitHub?
...o do?
Alternatively there is also this search filename:user.rb
Found on: https://help.github.com/articles/searching-code/
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How do I get the number of days between two dates in JavaScript?
...uxon or moment.js for it due to many edge cases.
Using a library
Date-fns
https://date-fns.org/v2.16.1/docs/differenceInDays
const differenceInDays = require('date-fns/differenceInDays');
const startDate = '2020-01-01';
const endDate = '2020-03-15';
const diffInDays = differenceInDays(new Dat...
How to get JSON from webpage into Python script
...sing Python 3:
import json,urllib.request
data = urllib.request.urlopen("https://api.github.com/users?since=100").read()
output = json.loads(data)
print (output)
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static linking only some libraries
...nt of -l option in gcc which can be used to link static library (Thanks to https://stackoverflow.com/a/20728782). Is it documented? Not in the official documentation of gcc (which is not exact for shared libs too): https://gcc.gnu.org/onlinedocs/gcc/Link-Options.html
-llibrary
-l library
Se...
Sometimes adding a WCF Service Reference generates an empty reference.cs
... an enhancement here is a quick example of using svcutil.
svcutil /t:code https://secure.myserver.com/services/MyService.svc /d:test /r:"C:\MyCode\MyAssembly\bin\debug\MyAssembly.dll"
Where:
/t:code generates the code from given url
/d: to specify the directory for the output
/r: to specify a r...
What's the difference between tilde(~) and caret(^) in package.json?
...for version specificity including the ones referred to in the question -
https://docs.npmjs.com/files/package.json
https://docs.npmjs.com/misc/semver#x-ranges-12x-1x-12-
~version "Approximately equivalent to version" See npm semver - Tilde Ranges & semver (7)
^version "Compatible with versi...
PostgreSQL: Difference between text and varchar (character varying)
...l varlena (variable length array).
Check this article from Depesz: http://www.depesz.com/index.php/2010/03/02/charx-vs-varcharx-vs-varchar-vs-text/
A couple of highlights:
To sum it all up:
char(n) – takes too much space when dealing with values shorter than n (pads them to n), and c...