Tutorial by Examples: di

Let's assume we have an entity status field with 3 options Tentative Pending Approved Our goal is to show different color for each status as follow: Tentative will be Red Pending will be Orange Approved will be Green The switch condition: =Switch(Fields!ItemStatus.Value = "Tentativ...

Three main functions available (description from man pages): fromfile - A highly efficient way of reading binary data with a known data-type, as well as parsing simply formatted text files. Data written using the tofile method can be read using this function. genfromtxt - Load data from a t...

Sometimes a complex IF condition is needed. Let's take and example, Assuming we have the following raw data: ItemIDItem NameItem Status1Item 1Tentative1Item 1Pending1Item 1Approved The Goal is: Let's assume our business user ask to see which items are not approved and which are approved. Tentati...

Like standard ASP.NET built-in server controls, user controls can have properties (attributes) on its definition tag. Suppose you want to add color effect on UserControl.ascx file like this: <uc:UserControl ID="UserControl1" runat="server" Color="blue" /> At t...

The C extension is an optional feature of Twig that offers some performance improvements of template rendering. The source code for the extension is located in the Twig source code directory at ext/twig. It compiles like any other PHP extentension: cd ext/twig phpize ./configure make make insta...

For the current shell, this takes you to the previous directory that you were in, no matter where it was. cd - Doing it multiple times effectively "toggles" you being in the current directory or the previous one.

The default directory is the home directory ($HOME, typically /home/username), so cd without any directory takes you there cd Or you could be more explicit: cd $HOME A shortcut for the home directory is ~, so that could be used as well. cd ~

To change to an absolutely specified directory, use the entire name, starting with a backslash \, thus: cd /home/username/project/abc If you want to change to a directory near your current on, you can specify a relative location. For example, if you are already in /home/username/project, you can...

Because infixes are so common in Haskell, you will regularly need to look up their signature etc.. Fortunately, this is just as easy as for any other function: The Haskell search engines Hayoo and Hoogle can be used for infix operators, like for anything else that's defined in some library. ...

audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); audioManager.requestAudioFocus(audioListener, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN_TRANSIENT); changedListener = new AudioManager.OnAudioFocusChangeListener() { @Override public void onAudioFocu...

audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); audioManager.requestAudioFocus(audioListener, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN); changedListener = new AudioManager.OnAudioFocusChangeListener() { @Override public void onAudioFocusChange(in...

Create engaging user interfaces for Windows Desktop Applications with Blend for Visual Studio, the premier professional design tool for XAML applications. Build beautiful transitions and visualizations using Blend’s full suite of vector drawing tools, powerful template editing features, real-time an...

import numpy as np import cv2 #access a video from your disk #to use the GIF in this example, convert to avi! cap = cv2.VideoCapture('eg_videoRead.avi') #we are going to read 10 frames #we store the frames in a numpy structure #then we'll generate a minimum projection of those frame...

To cycle the level of outline shown: Tab Cycle outline level for one heading Shift-Tab Cycle outline level for the whole document To cycle through TODO states: Shift-Right Arrow Shift-Left Arrow To increase or decrease hierarchical level for a heading Meta-Right Arrow Make lower le...

From java tutorial The dictionary definition of polymorphism refers to a principle in biology in which an organism or species can have many different forms or stages. This principle can also be applied to object-oriented programming and languages like the Java language. Subclasses of a class can ...

To create the serialVersionUID for a class in Kotlin you have a few options all involving adding a member to the companion object of the class. The most concise bytecode comes from a private const val which will become a private static variable on the containing class, in this case MySpecialCase: ...

Instead of getting a reference to the DOM you can simply change the index of the tab using the selectedIndex attribute on the ion-tabs HTML: <ion-tabs [selectedIndex]="tabIndex" class="tabs-icon-text" primary > <ion-tab tabIcon="list-box" [root]=&qu...

Every Keychain Item is most often represented as a CFDictionary. You can, however, simply use NSDictionary in Objective-C and take advantage of bridging, or in Swift you may use Dictionary and explicitly cast to CFDictionary. You could construct a password with the following dictionary: Swift var...

To construct a query, we need to represent it as a CFDictionary. You may also use NSDictionary in Objective-C or Dictionary in Swift and cast to CFDictionary. We need a class key: Swift var dict = [String : AnyObject]() dict[kSecClass as String] = kSecClassGenericPassword Next, we can specify...

As usual, we first need a CFDictionary to represent the item we want to update. This must contain all of the old values for the item, including the old private data. Then it takes a CFDictionary of any attributes or the data itself that you would like to change. So first, let's construct a class ke...