Tutorial by Examples: io

Let's say we have a component that should only be displayed if the user is logged in. So we create a HOC that checks for the authentication on each render(): AuthenticatedComponent.js import React from "react"; export function requireAuthentication(Component) { return class Auth...

PageTS Settings: ## Default Image cropping ## TCEFORM.sys_file_reference.crop.config.cropVariants { default { title = Desktop selectedRatio = NaN allowedAspectRatios { NaN { title = Free value = 0.0 } ...

Include the plugin from a CDN or locally after including jQuery. Then attach the .validate() method to the form in order to initialize the plugin. Within this method you can define your rules, custom messages, and other options. <script type="text/javascript" src="//cdnjs.cloudf...

Detailed instructions on getting facebook-ads-api set up or installed.

This is a just a simple example of how to use GooglePlay Service's ActivityRecognitionApi. Although this is a great library, it does not work on devices that do not have Google Play Services installed. Docs for ActivityRecognition API Manifest <!-- This is needed to use Activity Recognition! -...

PathSense activity recognition is another good library for devices which don't have Google Play Services, as they have built their own activity recognition model, but requires developers register at http://developer.pathsense.com to get an API key and Client ID. Manifest <application andro...

Detailed instructions on getting internet-explorer set up or installed.

A for loop iterate through items in an enumeration program EnumLoop; uses TypInfo; type TWeekdays = (Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday); var wd : TWeekdays; begin for wd in TWeekdays do WriteLn(GetEnumName(TypeInfo(TWeekdays), Ord(wd))); ...

Consider the array declared as real x(10) Then we have three aspects of interest: The whole array x; Array elements, like x(1); Array sections, like x(2:6). Whole arrays In most cases the whole array x refers to all of the elements of the array as a single entity. It may appear in exec...

Create new script section. I call that sa(Script Anonymuos) that meens for me generate JavaScript section with anonymuous function call inside. <script type="text/javascript"> $(function () { $END$ }); </script> If in your project still use old jQuery you c...

var _activitiesGridName = ''; function SetupActivityGridOnload(gridName) { var btnsToHide = [ 'AddserviceappointmentButton', 'AddcampaignresponseButton', 'AddappointmentButton' ]; _activitiesGridName = gridName; setTimeout(function () { //...

Such a group is made of radiobuttons that share a control variable so that no more than one can be selected. # control variable var = tk.IntVar(parent, 0) # group of radiobuttons for i in range(1,4): tk.Radiobutton(parent, text='Choice %i' % i, value=i, variable=var).pack() tk.Button(p...

Registering items is done from your main mod class, or a ModItems class method invoked from the main mod class during preInit. Item item = new CustomItem(); string registryname = "my_item"; item.setRegistryName(registryname); item.setUnlocalizedName(item.getRegistryName().toString()); ...

One of the most common and useful ways to replace text with regex is by using Capture Groups. Or even a Named Capture Group, as a reference to store, or replace the data. There are two terms pretty look alike in regex's docs, so it may be important to never mix-up Substitutions (i.e. $1) with Back...

I am using eclipse here, and you need to add below given dependency to your pom.xml 1.) POM.XML <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://m...

XSS means cross-site scripting. CodeIgniter comes with XSS filtering security. This filter will prevent any malicious JavaScript code or any other code that attempts to hijack cookie and do malicious activities. To filter data through the XSS filter, use the xss_clean() method as shown below. $data...

SQL injection is an attack made on the database query. In PHP, we use mysql_real_escape_string() function to prevent this along with other techniques but CodeIgniter provides inbuilt functions and libraries to prevent this. We can prevent SQL Injection in CodeIgniter in the following three ways − ...

CSRF stands for cross-site request forgery. You can prevent this attack by enabling an option in the application/config/config.php file as shown below. $config['csrf_protection'] = TRUE; When you create a form using the form_open() function, it will automatically insert a CSRF token in a hidden ...

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...

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...