Tutorial by Examples: s

It was most frequent question that can a same thread can be run twice. The answer for this is know one thread can run only once . if you try to run the same thread twice it will execute for the first time but will give error for second time and the error will be IllegalThreadStateException . exam...

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A simple HTTP Request for the resource /index.html. The host www.example.com is specified in the HTTP Host header. GET /index.html HTTP/1.1 Host: www.example.com

A possible response to the request above. The response contains the HTTP headers Date, Content-Type, Content-Encoding and Content-Length. HTTP/1.1 200 OK Date: Wed, 21 Jun 2017 10:58:03 GMT Content-Type: text/html; charset=UTF-8 Content-Encoding: UTF-8 Content-Length: 150 <response body&g...

You can check the version of Sass using sass -v Update all ruby gems gem update Update only Sass gem update sass

Open your command line Installation using Ruby gem update --system gem install compass Create a Project compass create <myproject> This will initialize a compass project. It will add a folder called . The folder will look like have the following structure: File/Folderdescription...

You can find a complete reference which CSS3 components are supported on this page In order to use CSS3 in your project Compass provides mixins to support CSS3 features in every browser. On top of your Sass/Scss file you have to specify that you want to use compass @import "compass/css3"...

package com.streams; import java.io.*; public class DataStreamDemo { public static void main(String[] args) throws IOException { InputStream input = new FileInputStream("D:\\datastreamdemo.txt"); DataInputStream inst = new DataInputStream(input); int count...

Locate and open your TIBCO BW bwengine.tra file typlically under TIBCO_HOME/bw/5.12/bin/bwengine.tra (Linux environment) Look for the line that states: *** Common variables. Modify these only. *** Add the following line right after that section tibco.deployment=%tibco.deployment% ...

A simple OGL 4.0 GLSL shader program with vertex position and color attribute. The program is executed with a phyton script. To run the script, PyOpenGL must be installed. A shader program consists at least of a vertex shader and a fragmant shader (exception of computer shaders). The 1st shader s...

Microsoft doesn't officially support APIs but with some research more declarations can be found online Office 2016 for Mac is sandboxed Unlike other versions of Office apps that support VBA, Office 2016 for Mac apps are sandboxed. Sandboxing restricts the apps from accessing resources outside the...

A minimal setup for camera output preview (Swift 2, Swift 3) import UIKit import AVFoundation class ViewController: UIViewController { var session: AVCaptureSession? var cameraPreviewLayer: AVCaptureVideoPreviewLayer? override func viewDidLoad() { super.viewDidLoad() ...

Valgrind provides you with the lines at which the error occurred at the end of each line in the format (file.c:line_no). Errors in valgrind are summarised in the following way: ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0) The most common errors include: Illegal read/write er...

We can use typedef to simplify the usage of function pointers. Imagine we have some functions, all having the same signature, that use their argument to print out something in different ways: #include<stdio.h> void print_to_n(int n) { for (int i = 1; i <= n; ++i) printf(...

Sometimes we need to join multiple tables to get aggregate data in return. here is how we can achieve the same using CodeIgniter Query Builder / Active Records. public function getStudentInfo($studentid){ $query = $this->db->select("st.id, st.name, st.class, mk.maths, mk.science&quo...

<?php namespace App\Http\Controllers; use App\User; use App\Http\Controllers\Controller; class UserController extends Controller { /** * Show the profile for the given user. * * @param int $id * @return Response */ public function show($id) ...

As we can add multiple elements in Cart array and then add it to cart session, but there are 4 basic elements which Cart class requires to add data successfully in cart session. id (string) qty (number) price (number, decimal) name (String) And if you want to add more options regardin...

<nav aria-label="Page navigation example"> <ul class="pagination"> <li class="page-item"><a class="page-link" href="#">Previous</a></li> <li class="page-item"><a class="page-lin...

Usually, the routes in a controller have the same prefix connected somehow with functionality of this controller. For example: public class ProductsController : ApiController { [Route("api/products")] public IEnumerable<Product> GetProducts() { ... } [Route("a...

You can show cart items by loop through cart or you can display single item from cart. $cartContents = $this->cart->contents(); This will return an array of cart items so you can loop through this array using foreach loop. foreach ($cartContents as $items){ echo "ID : ". ...