Tutorial by Examples: io

Template Literals act like strings with special features. They are enclosed by by the back-tick `` and can be spanned across multiple lines. Template Literals can contain embedded expressions too. These expressions are indicated by a $ sign and curly braces {} //A single line Template Literal v...
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...
User controls are made for reusability across ASP.NET pages, similar to master pages. Instead of sharing base page layout, user controls share group of HTML/ASP.NET built-in server controls or a specific form layout, e.g. comment submission or guest notes. A user control can contain both HTML contr...
DELIMITER $$ CREATE DEFINER=`db_username`@`hostname_or_IP` FUNCTION `function_name`(optional_param data_type(length_if_applicable)) RETURNS data_type BEGIN /* SQL Statements goes here */ END$$ DELIMITER ; The RETURNS data_type is any MySQL datatype.
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...
Actions are located in /usr/local/etc/scanbd/scanbd.conf. I have 4 buttons that are scan, copy, email and file. The default config file doesn't include all actions per default, you will probably have to add the block manually. You can have less or more buttons depending of your scanner model. ...
CakePHP 3.x has the ability to bake controllers, models, views and other framework defined objects. Note : If you have had some experience with the Laravel framework, the artisan component is similar to bake. The bake application is located in bin folder; the following are some of the availabl...
You can easily create tables for Your database or drop them if You want. If You wish to do that, You should learn how to write Migrations for desired database. Migrations files must be located in config/Migrations folder. File names can be in next formats: YYYYMMDDHHIISS_(Create|Alter|Delete)Ad...
Want to create a controller? There is 2 ways of creating it: Manually (You will be forced to manually create Controller file in src/Controller) Baked (Running bin/cake bake controller %controllerName% command from CLI) If You want to create it manually, go to src/Controller folder and create ...
GRANT SELECT ON [dbo].[someTable] TO [aUser]; REVOKE SELECT ON [dbo].[someTable] TO [aUser]; --REVOKE SELECT [dbo].[someTable] FROM [aUser]; is equivalent DENY SELECT ON [dbo].[someTable] TO [aUser];
This examples shows how to build a JavaFX application, where the language can be switched dynamically while the application is running. These are the message bundle files used in the example: messages_en.properties: window.title=Dynamic language change button.english=English button.german=Germa...
The following example code computes the sum of 1+4(3+3^2+3^3+3^4+...+3^N) series using pow() family of standard math library. #include <stdio.h> #include <math.h> #include <errno.h> #include <fenv.h> int main() { double pwr, sum=0; int i, n; ...
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. ...
MATLAB R2016b featured a generalization of its scalar expansion1,2 mechanism, to also support certain element-wise operations between arrays of different sizes, as long as their dimension are compatible. The operators that support implicit expansion are1: Element-wise arithmetic operators: +, -,...
In projects that feature several singleton classes (as is often the case), it can be clean and convenient to abstract the singleton behaviour to a base class: using UnityEngine; using System.Collections.Generic; using System; public abstract class MonoBehaviourSingleton<T> : MonoBehaviou...
Detailed instructions on getting anaconda set up or installed.
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...
This example shows how to use fast enumeration in order to traverse through an NSArray. With this way you can also track current object's index while traversing. Suppose you have an array, NSArray *weekDays = @[@"Monday", @"Tuesday", @"Wednesday", @"Thursday&quot...
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...

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