Tutorial by Examples: u

Here's an example of how to turn radio buttons to button boxes:

import tkinter as tk root = tk.Tk() rbvar = StringVar() rbvar.set(" ") rb1 = tk.Radiobutton(root, text="Option 1", variable=rbvar, value='a', indicatoron=0) rb1.pack() rb2 = tk.Radiobutton(root, text="Option 2", variable=rbvar, value='b', indicatoron=0) rb2...

XAML Usage

<UserControl x:Class="Example.View" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"...

Using the command prompt

The best way to install and configure a Symfony2 project is described in the official documentation as follows: Mac OS X / Linux $ sudo curl -LsS http://symfony.com/installer -o /usr/local/bin/symfony $ sudo chmod a+x /usr/local/bin/symfony Windows c:\> php -r "file_put_contents('sym...

break out of incomplete expression

When you have entered something into IEx which expects a completion, such as a multiline string, IEx will change the prompt to indicate that it is waiting for you finish by changing the prompt to have an ellipsis (...) rather than iex. If you find that IEx is waiting for you to finish an expression...

Loading All The Plugins from Package.JSON

Assuming , you have a grasp of how to install gulp, let us dive right down to requiring all the gulp- dependencies from package.json under your projects root folder. In case you do not have a gulpfile yet , please create an empty file with the name gulpfile.js First , we require gulp. like so: v...

Installing Plugins for Responsive images|Css Minification|Js minification

Our goal , is to Make your Images conform to widths and scale appropriately, by generating a battery of images of varied widths, and to minify them Lint your Javascript Minimize your assets - JS/CSS/HTML , thus enabling you to host a lighter than lightest code Watch the css/js/image files for ...

Anatomy of a gulp function

[Function <name>] (glob) { $.src(glob) .pipe([plugin 1]) .pipe([plugin 2]) . . . .pipe([plugin n]) .pipe( $.dest(<destination-name>) } Note pipe is a method that streams all the files matching the glob input , to our plugins( minifyhtml in this case) . It is simple ...

Anatomy of a gulp task

The anatomy of a task definition is like so: $.task(<taskname> , [dependencies] , <body>); dependencies , is an array of tasks that HAVE to finish before the current task you are defining , runs. More like forcing a synchronous execution instead of the default Asynchronous functionalit...

Adding Gulp Tasks

So, we now have A function defined Above to optimise Styles A function defined Above to optimise scripts A function defined Above to optimise HTML A function to generate multiple images per image Above All we need to do now, is to invoke them when needed. Let us write our tasks according t...

Setting up Browser sync And Configuring Watchers for Style and Script

NOTE This page illustrates use of gulp plugins like browser-sync , gulp-watch and run-sequence , and continues discussing gulp-workflow-automation from where we left off at Gulpjs-workflow-automation-1 of 2. In case you landed here , consider going through that post first. Default Task ...

Defining a Default Task

So now, let us finish the gulpfile code , by defining a Default task. the default task is the one that runs, when you just say gulp on a command prompt under the root of your project. $.task('default', ['generateResponsiveImages'], function() { $.start('watchdog'); console.log('Starting In...

Debug on iOS device using USB

Disable Private Browsing Open your device’s Safari settings and ensure that Private Browsing is turned off. Remote debugging will not work if Private Browsing is enabled. Enable Web Inspector Tap the Advanced tab on your device’s Safari settings and ensure that Web Inspector is turned on....

Double Tap

private float minScale = 1f; private float doubleTapScale = 2f; private float maxScale = 4f; private void SetUpDoubleTapZoom() { imageViewToZoom.ContentMode = UIViewContentMode.ScaleAspectFit; scrollView.MaximumZoomScale = maxScale; scrollView.MinimumZoomScale = minScale; ...

Pinch gesture zoom

private float minScale = 1f; private float maxScale = 4f; private void SetUpPinchGestureZoom() { imageViewToZoom.ContentMode = UIViewContentMode.ScaleAspectFit; scrollView.MaximumZoomScale = maxScale; scrollView.MinimumZoomScale = minScale; scrollView.ViewForZoomingInS...

Button items

<div class="list-group"> <button type="button" class="list-group-item">Cras justo odio</button> <button type="button" class="list-group-item">Dapibus ac facilisis in</button> <button type="button" c...

Contextual classes

<ul class="list-group"> <li class="list-group-item list-group-item-success">Dapibus ac facilisis in</li> <li class="list-group-item list-group-item-info">Cras sit amet nibh libero</li> <li class="list-group-item list-group-...

Custom content

<div class="list-group"> <a href="#" class="list-group-item active"> <h4 class="list-group-item-heading">List group item heading</h4> <p class="list-group-item-text">...</p> </a> </div>...

Sanitize user name

$user = sanitize_user("attacker username<script>console.log(document.cookie)</script>"); $user value after sanitize is "attacker username"

Filter out multiple combinations of values

Lets say you want to filter a query by two columns, but only certain combinations of those columns. For example, it's OK to have account 60400 with reference JE, but you cannot have account 60400 with reference ED, but you can have account 60500 with reference ED. select * from schema.table where ...

Create Azure VM by classic ASM API

# 1. Login Azure by admin account Add-AzureAccount # # 2. Select subscription name $subscriptionName = Get-AzureSubscription | Select -ExpandProperty SubscriptionName # # 3. Create storage account $storageAccountName = $VMName # here we use VMName to play the storage account name and create...

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