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Creation To create a Custom Setting, go to: Classic Setup > Develop > Custom Settings > New Lightning Setup > Custom Code > Custom Settings > New Create your setting (see the Remarks later in this document for the differences between Hierarchy & List custom settings). You...

Custom Setting Custom Setting Field Custom Setting Field Value When the field is checked the validation rule will be disabled, for the running user or in this example, their profile - The rule can also be disabled for a whole Salesforce org - Validation Rule AND( /* the below is the...

Explanation In this example a simple Trigger has been created to change the Close Date of an Opportunity, that's about to be inserted or updated, to a date 10 days in the future. The Apex Controller custom setting's checkbox field enables the code to be disabled at the user / profile / org level. ...

If you need to find the last day of the month, you can do complicated DateTime gymnastics or you can use the following method. Say you want to find the last day of February 2021. Do the following: Integer month = 2; Integer day = null; Integer year = 2021; // Create a new DateTime object for ...

To obtain an instance of an HTTP Request, class Illuminate\Http\Request need to be type hint either in the constructor or the method of the controller. Example code: <?php namespace App\Http\Controllers; /* Here how we illuminate the request class in controller */ use Illuminate\Http\Re...

Sometimes we need to accept route params as well as access the HTTP Request params. We can still type hint the Requests class in laravel controller and achieve that as explained below E.g. We have a route that update a certain post like this (passing post id i route ) Route::put('post/{id}', 'Post...

Selecting all accounts that have open opportunity records under them SELECT Id, Name FROM Account WHERE AccountId IN (SELECT Id FROM Opportunity WHERE IsClosed = false)

In C, multi-line comments, /* and */, do not nest. If you annotate a block of code or function using this style of comment: /* * max(): Finds the largest integer in an array and returns it. * If the array length is less than 1, the result is undefined. * arr: The array of integers to search....

XML Data can be written as is in XQuery and will be found in the output. The following code can be considered valid XQuery : <application> <id>MyApp</id> <name>My Application</name> <version>1.0</version> </application> Note that your XQ...

To address data from an XML input, XQuery uses XPath. It makes it easy to filter data and restructure it. Given the following XML input <?xml version="1.0" encoding="UTF-8"?> <applications> <application> <id>MyApp</id> <name>My...

Each signed integer type may be represented in any one of three formats; it is implementation-defined which one is used. The implementation in use for any given signed integer type at least as wide as int can be determined at runtime from the two lowest-order bits of the representation of value -1 ...

Resolving scoped services during application startup can be difficult, because there is no request and hence no scoped service. Resolving a scoped service during application startup via app.ApplicationServices.GetService<AppDbContext>() can cause issues, because it will be created in the sc...

Visual Studio 2013 can be downloaded here The setup is pretty easy.Select features you need and select the disk to install VS13 on.Click install and wait for it to finish.

Various websites provide online access to C++ compilers. Online compiler's feature set vary significantly from site to site, but usually they allow to do the following: Paste your code into a web form in the browser. Select some compiler options and compile the code. Collect compiler and/or pro...

from bs4 import BeautifulSoup import requests # Use the requests module to obtain a page res = requests.get('https://www.codechef.com/problems/easy') # Create a BeautifulSoup object page = BeautifulSoup(res.text, 'lxml') # the text field contains the source of the page # Now use a CSS ...

Scale the image uniformly (maintain the image's aspect ratio) so that both dimensions (width and height) of the image will be equal to or less than the corresponding dimension of the view (minus padding). Official Docs It will center the image and resize it to the smaller size, if both container s...

How to create User Model Class namespace App\Model\Table; use Cake\ORM\Table; class UsersTable extends Table { public function initialize(array $config) { $this->table('users'); //define table name $this->displayField('username'); // unique or other special field of...

There are 4 types of associations(relationships) we can define in CakePHP class PostsTable extends Table { public function initialize(array $config) { // table initialization code should be here $this->belongsTo('Authors', [ 'className' => 'Authors', ...

This is a client-server example. The process forks and runs client in the parent process and server in the child process: client connects to server and waits until server exits; server accepts connection from client, enables keepalive, and waits any signal. Keepalive is configured using the f...

When write() is called for a named or unnamed pipe or stream socket whose reading end is closed, two things happen: POSIX.1-2001 SIGPIPE signal is sent to the process that called write() POSIX.1-2004 SIGPIPE signal is sent to the thread that called write() EPIPE error is returned ...