How to setup phpPgAdmin on CentOS
Suppose that we have a server with nginx and php-fpm installed. Step 1: Result: Step 2: create PostgreSQL user First login as the postgres user…
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How to Install PostgreSQL on CentOS
Step 1: Step 2: Data Directory: /var/lib/pgsql/data Step 3: Step 4: Note: You can install other version e.g: 11 by using this repo: https://download.postgresql.org/pub/repos/yum/testing/11/redhat/rhel-7-x86_64/pgdg-centos11-11-1.noarch.rpm (You…
Angular lesson 3: pass data from parent component to child with input binding
In lesson 2, we learnt about Component. Now, we continue learn about component. Step 1: Create file school.ts in src/app Step 2: edit some files…
Angular lesson 2: Components
In the previous tutorials (Lesson 1), we have seen the default component is app component: There are 5 files: The app component were created by…
Angular lesson 1: Simple example
Requirements: + Node.js + Npm Step 1: Install angular-cli Now you can use angular-cli: Step 2: install typecrypt Step 3: Open Webstorm and create new…
How to capitalize first character of a string in Javascript
Function ucfirst in Javascript Method 1: Example: Try it yourself
How to fix error on CentOS: yum doesn’t have enough cached data to continue
If you see error: How to fix it? Open file /etc/yum.conf then add the line: Example file /etc/yum.conf
Max Uint8Array length
Test for v6.10.1: So, we have the result:
Linux: how to download multiple files in background
Step 1: Install aria2 Step 2: Create a new text file eg: dl.txt Note: link no space This example for 2 files, you can use…
How to install FreeRDP-WebConnect on Windows
Step 1: Download http://www.fritz-elfert.de/downloads/FreeRDP-WebConnect-1.0.0.167-Setup.exe then run it to begin setup. Suppose that you choose setup directory is C:\Program Files (x86)\FreeRDP-WebConnect, go to this folder and…