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Best way to do multiple constructors in PHP
...class Student
{
protected $firstName;
protected $lastName;
// etc.
/**
* Constructor
*/
public function __construct() {
// allocate your stuff
}
/**
* Static constructor / factory
*/
public static function create() {
$instance = ...
Calendar Recurring/Repeating Events - Best Storage Method
...vals, such as every day, every n days, every week, every month every year, etc etc. This includes every Tuesday and Thursday type patterns as well, because they are stored separately as every week starting on a Tuesday and every week starting on a Thursday.
Assuming I have two tables, one called ev...
How do I run a node.js app as a background service?
...ly every Linux distro comes with systemd, which means forever, monit, PM2, etc are no longer necessary - your OS already handles these tasks.
Make a myapp.service file (replacing 'myapp' with your app's name, obviously):
[Unit]
Description=My app
[Service]
ExecStart=/var/www/myapp/app.js
Restart...
What's the difference between a web site and a web application? [closed]
...ely gives information such as location, tuition rates, programs available, etc; it will likely have web applications that allow teachers to manage grades and course materials, applications for students to register for and withdraw from courses, etc.
...
Java “Virtual Machine” vs. Python “Interpreter” parlance?
... slow process....specifically parsing and identifying the language tokens, etc. and understanding the context of the source to be able to undertake the execution process within the interpreter. To help accelerate such interpreted languages, this is where we can define intermediate forms of pre-parse...
Why is the default value of the string type null instead of an empty string?
...r null before I can safely apply methods like ToUpper() , StartWith() etc...
14 Answers
...
How do I get the parent directory in Python?
...h Pathlib.
Navigating inside a directory tree:
>>> p = Path('/etc')
>>> q = p / 'init.d' / 'reboot'
>>> q
PosixPath('/etc/init.d/reboot')
>>> q.resolve()
PosixPath('/etc/rc.d/init.d/halt')
Querying path properties:
>>> q.exists()
True
>>>...
Is SQL syntax case sensitive?
...
The SQL Keywords are case-insensitive (SELECT, FROM, WHERE, etc), but are often written in all caps. However in some setups table and column names are case-sensitive. MySQL has a configuration option to enable/disable it. Usually case-sensitive table and column names are the default o...
When should I use OWIN Katana?
...ame their vehicle accordingly. Therefore, Sedan, Pickup Truck, SUV, VAN, ..etc.. all kind of vehicle showed up in the market. If someone does not need to carry heavy stuff all the time, rather needs a vehicle just for going to workplace, he/she can buy a little Sedan. Someone can buy SUV if he needs...
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...get back to the C:\ Root directory - type cd/
type cd Drive:\Folder\Folder\etc to get to the folder where your .Html file is (or php, etc)
Check the path. type: path at the command prompt. You must see the path to the folder where python is located. For example, if python is in C:\Python27, then...