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How to Read and Write files using CodeIgniter - PHP

How to read a file This post will explain how to read and write files using php. When reading a file from php, we can let the user select the file or we can give a specific file manually. Here is a explanation for reading and writing a csv file. if (!empty($_POST) && $_POST['file_upload']) {     $target_file = '/tmp/'  . basename($_FILES["file_name"]["name"]);     $fileType = pathinfo($target_file,PATHINFO_EXTENSION);     if($fileType =='csv'){ // read the csv file. Discussed below }else{     $this->session->set_flashdata('error_message', "Please upload valid file type"); } Here we have check if the is a post(that means submit button has been pressed). Then we have uploaded the file to a folder called tmp. Then we check the file format(whether it is csv or not).   Then we set some config $config['upload_path'] = '/tmp'; $config['allowed_types'] = '*'; $config[&#
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Useful git commands for pushing and pulling

First go to relevant folder from the terminal. cd 'project path' To clone existing git project, git clone 'project git clone link given by git' When you finish setting up new project, you need to download 3 rd  party directories to your project. To do that first go to relevant project folder in terminal and type following command. php composer.phar update After setting up the new project, you need to setup the database also. To do that you have to execute the sql as well. You can do your changes in a separate branch and merge it into main branch To create a new branch git checkout -b "developer_develop" You can do your developing and push it to your branch. git status It will display all files in the project that you have edited. You can set the file paths that you want to push. You can put more than one file at a time. To do that use a keyboard space between two files. git add application/modules/property/models/propert

Start coding with CodeIgniter using PhpStorm on Ubuntu 16.04

CodeIgniter uses MVC architecture.  Model  Stores php files which are communicate with the database. Get, store, update informations to the database are handled by php files in model. Login, registration, etc...  View  Stores php files which display informations in the browser. Tables, images, descriptions, etc..  Controller   Stores php files which make the connection between model and the view. When files in the model get information, the controller will call the relevant file in the view and display them to the user. Let's start coding with CodeIgniter framework.  Step 1 : Download codeIgniter framework from  CodeIgniter . Step 2 : Copy files to a folder called Login (in my case the folder path /home/shyamali/Projects/CodeIgniter/Login) Step 3 : Then open Login folder by using PhpStorm. If you have not yet installed PhpStrom  How to install PhpStrom in Ubuntu 16.04 . Step 4 :  If you have not yet installed Apache  How to install LAMP in ubuntu

Merge Bootstrap to your current codeIgniter project in PhpStorm on ubuntu 16.04

I will be leading you how to merge bootstrap into your codeIgniter project. There are two ways that you can bootstrap in your project. Method 1 -  Load bootstrap online   In this method you have to give links of following libraries inside the head tag in view pages. //css <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> //jquery <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.0/jquery.min.js"></script> //javascript <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> Method 2 -  Download and load bootstrap  You can download Bootstrap and merge it with your project. Step 1 : Download Lastest Bootstrap  and Jquery  into your computer. Step 2 : Create a folder called asserts in your codeIgniter project folder. Step 3 : Extract it and copy css, fonts, js folders to assets folder. Step 4 : Copy jquery.js f

Create an apache virtual host in ubuntu 16.04

Let's create apache virtual host on your local computer. Open your terminal and run following codes. First go to your project folder using cd command cd Projects/CodeIgniter/Login/ To get file path enter pwd This will give you file path of Login folder /home/shyamali/Projects/CodeIgniter/Login Now we can create a virtual host. Step 1 : You have to create a virtual host sudo vim /etc/apache2/sites-available/local.login.com.conf This will open an empty file Then paste following code inside the that file <virtualHost *:80>   # Admin email, Server Name (domain name) and any aliases   ServerAdmin webmaster@domain1.com   ServerName local.codeigniter.com   ServerAlias www.local.codeigniter.com   DirectoryIndex index.php   DocumentRoot /home/shyamali/Projects/CodeIgniter/Login   <Directory /home/shyamali/Projects/CodeIgniter/Login>                # Require all granted                 # Options FollowSymLinks                 Options Indexes FollowSymLinks Inclu