Tutorial by Examples: p

Don't rely on any user input. user input everything like <script> tag or any javascript alert(); so we have to prevent this all data will no run in our browser. so we have to use xss prevention method to restrict our secure data to kept in hacker hand and also it's developer's responsibility t...

<?php // Setting parameters $time = time(); $values = [7, $time, $time]; // Prints "At 3:50:31 PM on Apr 19, 2015, there was a disturbance on planet 7." $pattern = "At {1, time} on {1, date}, there was a disturbance on planet {0, number}."; $formatter = new Messa...

import com.ibm.icu.text.MessageFormat import java.util.Locale import scala.collection.JavaConverters._ // Outputs "A common message for all options. Selected: (other)" val formatted = new MessageFormat( "{messageCount, plural, one {{aMessage} (one)} other {{aMessage} (othe...

It's relatively easy to parse the command line by hand if you aren't looking for anything too complex: # Naive error checking abort('Usage: ' + $0 + ' site id ...') unless ARGV.length >= 2 # First item (site) is mandatory site = ARGV.shift ARGV.each do | id | # Do something interestin...

Detailed instructions on getting identityserver4 set up or installed.

Suppose you had an array: pair = ['Jack','Jill'] And a method that takes two arguments: def print_pair (a, b) puts "#{a} and #{b} are a good couple!" end You might think you could just pass the array: print_pair(pair) # wrong number of arguments (1 for 2) (ArgumentError) Si...

Harp doesn’t require any configuration to get started. Install Harp in your terminal using the command: npm install -g harp. $ sudo npm install -g harp $ harp init myproject $ harp server myproject

Creating files Language To create a language file, you must end it with _lang.php. For example, you want to create a language file for French language, then you must save it with french_lang.php. Within this file you can store all your language texts in key, value combination in $lang array as show...

When you have an ajax call, it's extremely difficult to get a log from inside of the callback function. But if you enable the debugging define('WP_DEBUG', true); and then after that add ini_set('log_errors',TRUE); ini_set('error_reporting', E_ALL); ini_set('error_log', dirname(__FILE__) . '/e...

One of the central difficulties of writing an Android application using Dagger is that many Android framework classes are instantiated by the OS itself, like Activity and Fragment, but Dagger works best if it can create all the injected objects. Instead, you have to perform members injection in a li...

By setting Multi-Release: true in the MANIFEST.MF file, the Jar file becomes a multi-release Jar and the Java runtime (as long as it supports the MRJAR format) will pick the appropriate versions of classes depending on the current major version. The structure of such a Jar is the following: jar ro...

Example: > cat example.txt TODO: complete this NOT this NOT that TODO: Complete that Open the example.txt using vim and type :v/TODO/d in the Ex mode. This will delete all lines that do not contain the TODO pattern.

The following prints all stack frames of the current thread: 1 package test; 2 3 import java.lang.StackWalker.StackFrame; 4 import java.lang.reflect.InvocationTargetException; 5 import java.lang.reflect.Method; 6 import java.util.List; 7 import java.util.stream.Collectors; 8 9 pu...

The following prints the current caller class. Note that in this case, the StackWalker needs to be created with the option RETAIN_CLASS_REFERENCE, so that Class instances are retained in the StackFrame objects. Otherwise an exception would occur. public class StackWalkerExample { public stat...

Table ORDERS +---------+------------+----------+-------+--------+ | orderid | customerid | customer | total | items | +---------+------------+----------+-------+--------+ | 1 | 1 | Bob | 1300 | 10 | | 2 | 3 | Fred | 500 | 2 | | 3 | ...

NOTE: we're only doing this for Chrome at the moment Windows For Windows we need to download version 2.29 http://chromedriver.storage.googleapis.com/index.html?path=2.29/ Once downloaded, extract the zip to a location of your choice Add the location of the driver to the PATH Make sure the lat...

hadoop fs -setfacl

FusionCharts Suite XT is a comprehensive, JavaScript charting library that includes more than 90 charts and 1150 maps. All these charts and maps are distributed as 4 different packages that are named as: FusionCharts XT FusionWidgets XT PowerCharts XT FusionMaps XT Details of each of these ...

To train a neural network, firstly we need to design a good and efficient idea. There are three types of learning tasks. Supervised Learning Reinforcement Learning Unsupervised Learning In this present time, unsupervised learning is very popular.Unsupervised Learning is a deep learning task...

The installation is very simple. If you are used to this kind of thing, just go to https://download.racket-lang.org. If you prefer, there are more detailed step-by-step installation instructions for the following systems: Installation steps (Windows) Installation steps (Linux) Installation step...