Main Page

Windows and HyperV

Download from CMD

cURL Windows 10 includes curl.exe:

so you can do something like this:

# example 1
curl.exe --output index.html --url https://superuser.com
# example 2
curl.exe -o index.html https://superuser.com

PowerShell

# example 1
Invoke-WebRequest -OutFile index.html -Uri https://superuser.com
# example 2
iwr -outf index.html https://superuser.com

Opening ports

netsh firewall set portopening ALL 137 “Hyper-V Management”

Another way to open port

New-NetFirewallRule -DisplayName 'My port' -Profile 'Private' -Direction Inbound -Action Allow -Protocol TCP -LocalPort 6624

All ports required for Hyperv: https://www.altaro.com/hyper-v/network-ports-related-hyper-v/

update GPO:

  gpupdate /force

Back-end/Frontend stuff

• Is Go faster than ImageMagic? Resizing images benchmark
• Regex online testing

Git

stop asking for password:

> git config credential.helper store

Delete all local branches except master and dev

> git branch | grep -vE "(master|dev)" | xargs git branch -D

Laravel PHP

User Auth

• Create User using artisan tinker

How to test SMTP from command line:

php artisan tinker

Then run the command (specify your own email):

>>>> Mail::send('errors.404',[], function($message) { $message->to('shir****@gmail.com')->subject('testing email'); });

MongoDB tricks

• Creating User model to work with MongoDB
• Mongo DB extension for Laravel

Database

MongoDB

BACKUP

xBackup is example of backup directory

> mongodump --db <USER>  --out ./xBackup/ --username tws --password "<PASSWD>"

RESTORE

> mongorestore  --username <USER> --password "<PASSWD>" --authenticationDatabase <AUTH DB>  ./xBackup/

Mysql

Create database and assign user to it

> CREATE DATABASE unoduos;
> CREATE USER 'unoduos'@'localhost' IDENTIFIED BY 'password';
> GRANT ALL PRIVILEGES ON unoduos. * TO 'unoduos'@'localhost';
> FLUSH PRIVILEGES;

Web Design

• Nice User registration form example

• CSS to SCSS convertor

• How To Create Horizontal Scrolling Containers A good working solution with FLEX. I do believe doesn't work in IE, BUT the good thing there is no mobile IE in mobile phones!

• CSS skeleton gradient animation

Carousel

• Swiper <- has Vue version as well. (used by Klook) Example

Server configuration

• Maillog is empty on Centos 7

No password ssh

ssh-keygen -t rsa
ssh-copy-id -i ~/.ssh/id_rsa.pub root@joyscoot.com -p 2223

• Setting up ssh server with .pem authentication

Create unix user

read more

Home dir
<home dir> <username>

> useradd -m -d /opt/username username

Specific ID
<uid> <username>

> useradd -u 1500 username

Specific group
<groupname> <username>

> useradd -g users username

More groups

useradd -g users -G wheel,developers username

Example of creatin' a user with expiration date

> useradd -m -d /var/www/website.com eagroup -G nginx -c "Temporary developer account" -e 2019-11-22 -s /bin/bash

Mobile Development

• Flutter made by Google