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How to get latitude longitude from mysql in laravel 5?

Whenever you need to get nearest posts from lat and long and if you are working on laravel query builder. then you can get distance easily using DB::raw(), so you can learn from following example how to get nearest value from mysql laravel. <strong>Example:</strong> <pre class="prettyprint lang-php"> $lat = 1; $lon = 1; DB::table("posts") ->select("posts.id" ,DB::raw("6371 * acos(cos(radians(" . $lat . ")) * cos(radians(posts.lat)) * cos(radians(posts.lon) - radians(" . $lon . ")) + sin(radians(" .$lat. ")) * sin(radians(posts.lat))) AS distance")) ->groupBy("posts.id") ->ge.....

By Hardik Savani | March 8, 2016 | | 4611 Viewer | Category : Laravel
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How to add mysql trigger from migrations in Laravel 5?

Sometimes you require to add trigger in your mysql database of laravel 5. but you think how to create trigger using laravel migration because laravel not provide special function like insertTrigger and something so it problem to create direclty, But laravel DB::unprepared() through we can create trigger for database. In Following example you can see how to create migration and create trigger code and how to write drop trigger code, so let's do it this way. <strong class="step">Create Migration:</strong> <pre>php artisan make:migration add_trigger</pre> <strong class="step">Migration:</stron.....

By Hardik Savani | March 8, 2016 | | 8356 Viewer | Category : Laravel
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How to confige Elasticsearch in our local system

In this tutorials we have learn how to configer a Elastic search in our local system. follow this step and easily configer an Elastic Search. <strong class="step">1) Step 1 — Installing Java :</strong> -Before installing OpenJDK with APT, update the list of available packages for installation on your Ubuntu Droplet by running the command: <pre class="prettyprint lang-php prettyprinted"> <span style="color:#FFFFFF;font-weight:900;">$ sudo apt-get update</span> </pre> -After that, you can install OpenJDK with the command: <pre class="prettyprint lang-php prettyprinted"> <span style="color:#.....

By Hardik Savani | March 7, 2016 | | 3947 Viewer | Category : Laravel
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Laravel 5 query builder where exists example

you use sql where exists clause in laravel. whereExists through you can use sql where exists clause in your laravel project. It is very easy to use and you can easily undestand. You can give SELECT statment in where condition. you can see bellow example and you can learn how to use whereExists in your app. <strong>SQL Query</strong> <pre class="prettyprint lang-sql"> SELECT * FROM `items` WHERE EXISTS (SELECT `items_city`.`id` FROM `items_city` WHERE items_city.item_id = items.id) </pre> <strong>Using Laravel Query Builder</strong> <pre class="prettyprint lang-php"> DB::table('it.....

By Hardik Savani | March 7, 2016 | | 4570 Viewer | Category : Laravel
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How to resolve laravel 5 blank page on server?

When i was created my laravel 5.2 application and i upload application on live GoDaddy server. But i found blank page. I think First you have to check php version on live server. if you run laravel 5+ application then make sure your PHP version at least <strong class="path">PHP 5.5</strong>. But, again i don't know why it was blank page and i checked permission of storage folder 777. so basically when you found blank page on your shared hosting the first make sure permission on <strong class="path">storage Directory 777 Permission</strong>. But if you can't solve and found again then also ch.....

By Hardik Savani | March 6, 2016 | | 4859 Viewer | Category : Laravel
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How to use DB transactions in laravel 5?

First, Let's undestand why we are use transactions in laravel project. But db transactions is very important concept and very usefull because it securely manage. laravel 5 also provide to transactions commit, rollback etc functions. How to use transactions in my project, so I an going to give you one example, I have a three table "items", "items_city" and "items_count" and i need to add new row same time and "items" table is a main table then "items_city" and "items_count" is a child table of "items" table. so bassically why we nee to use transactions because if when i was add new records in d.....

By Hardik Savani | March 6, 2016 | | 2963 Viewer | Category : Laravel
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How to create middleware for XSS protection in laravel 5?

XSS(Cross Site Scripting) protection must need in your site because if you do not XSS protection then your site is not secure. XSS filter through you can remove html tag from your input value and it is very important to remove html tag for security. in your laravel 5.2 application you can implement by using middleware concept in your project. so how to create XSS filter middleware in your laravel application by using following step. First fire following command and create middleware: <strong class="step">Create Middleware</strong> <pre>php artisan make:middleware XSS</pre> Now, you can see new.....

By Hardik Savani | March 4, 2016 | | 5200 Viewer | Category : Laravel
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Laravel 5 create Custom Validation Rule example.

Custom Validation Rule is very usefull and interesting concept of laravel 5 because custom validation throught we can re-use validation and use it easily by just name as like laravel core validation(required,same,in etc.). So, In this post i am going to show you how to create custom validation rules in laravel 5.2. you can create very simple way and use too. you can create custom validation rules by few following step and you can see preview of example that give for add custom validation rule. In this example you are creating <strong class="path">is_odd_string</strong> custom validation rule. .....

By Hardik Savani | March 3, 2016 | | 38369 Viewer | Category : Laravel
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Example of unionAll in Query Builder Laravel 5

Sometimes you need to bind multimple query then you can use unionAll in laravel. If you use union all then laravel query builder provide unionAll method for mysql union. when you are doing big project or ERP level project then mostly you require to use union for getting data from database with multiple table. In Following example you can see how to use union all in Laravel 5. <strong>Example:</strong> <pre class="language-php"> $silver = DB::table("product_silver") ->select("product_silver.name" ,"product_silver.price" ,"product_silver.quantity"); $gold = DB::table("product_g.....

By Hardik Savani | March 2, 2016 | | 5404 Viewer | Category : Laravel
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Laravel 5 Join with subquery in Query Builder Example

In this post i want to show you how to use subquery with join in laravel query builder. Whenever you need to use subquery in your laravel project you can use following example and learn hot to use subquery. In bellow example you can see we add subquery using DB::raw(), DB::raw() throught we can select our subtable and after in second argument i added compare your field. That way you can easily fire subquery with laravel 5.2 query builder. <strong>Example:</strong> <pre class="language-sql"> $data = DB::table("items") ->select("items.*","items_count.price_group","items_count.quantity_group") .....

By Hardik Savani | March 2, 2016 | | 28432 Viewer | Category : Laravel
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    PHP Codeigniter - Ajax Infinite Scroll Pagination Example

    PHP Codeigniter - Ajax Infinite Scroll Pagination Example

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    Laravel 5 - generate PDF from html view file and download using dompdf

    Laravel 5 - generate PDF from html view file and download using dompdf

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    How to integrate jQuery Fullcalendar using Bootstrap, PHP and MySQL ?

    How to integrate jQuery Fullcalendar using Bootstrap, PHP and MySQL ?

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    Laravel 5 generate sitemap using roumen/sitemap package Example

    Laravel 5 generate sitemap using roumen/sitemap package Example

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    Laravel 5 - How to get difference of time in minutes?

    Laravel 5 - How to get difference of time in minutes?

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    Laravel 5 - Authenticate user in NodeJS with socket io using JWT.

    Laravel 5 - Authenticate user in NodeJS with socket io using JWT.

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