Tutorial by Examples: u

Some uses of unsafe is s follows: UseAPIOff heap / direct memory allocation, reallocation and deallocationallocateMemory(bytes), reallocateMemory(address, bytes) and freeMemory(address)Memory fencesloadFence(), storeFence(), fullFence()Parking current threadpark(isAbsolute, time), unpark(thread)Dir...
$perl -d:MOD script.pl runs the program under the control of a debugging, profiling, or tracing module installed as Devel::MOD. For example, -d:NYTProf executes the program using the Devel::NYTProf profiler. See all available Devel modules here Recommended modules: Devel::NYTProf -- Powerful ...
Mocks are meant as test doubles, that allow interactions with the mocks to be validated, they are not meant to replace the system you are testing. Examples will often demonstrate features of Moq as follows: // Create the mock var mock = new Mock<IMockTarget>(); // Configure the mock to d...
An ActionResult can return FileContentResult by specifying file path and file type based from extension definition, known as MIME type. The MIME type can be set automatically depending on file type using GetMimeMapping method, or defined manually in proper format, e.g. "text/plain". Sinc...
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...
If you want to instantiate an instance of user control inside ASPX code behind page, you need to write user control declaration on Page_Load event as follows: public partial class Default : System.Web.UI.Page { protected void Page_Load(Object sender, EventArgs e) { Control contr...
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...
Sometimes you want to mock a class or an interface and have its properties behave as if they were simple getters and setters. As this is a common requirement, Moq provides a short cut method to setup all properties of a mock to store and retrieve values: // SetupAllProperties tells mock to impleme...
Moq provides support for validating call order using MockSequence, however it only works when using Strict mocks. So, Given the following method to test: public void MethodToTest() { _utility.Operation1("1111"); _utility.Operation2("2222"); _utility.Operation3(&...
Mocking an interface that inherits from IEnumerable to return canned data is quite straightforward. Assuming the following classes: public class DataClass { public int Id { get; set; } } public interface IEnumerableClass : IEnumerable<DataClass> { } The following approach can ...
Given you've already installed composer up and running and it's accessible globally, you can simply create new Symfony projects as stated in the official documentation. Now you can create a new Symfony project with composer: composer create-project symfony/framework-standard-edition my_project_nam...
CppUTest is an xUnit-style framework for unit testing C and C++. It is written in C++ and aims for portability and simplicity in design. It has support for memory leak detection, building mocks, and running its tests along with the Google Test. Comes with helper scripts and sample projects for Visua...
import 'whatwg-fetch'; function checkStatus(response) { if (response.status >= 200 && response.status < 300) { return response; } const error = new Error(response.statusText); error.response = response; throw error; } function parseJSON(response) { return ...
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.
NumericUpDown is control that looks like TextBox. This control allow user to display/select number from a range. Up and Down arrows are updating the textbox value. Control look like; In Form_Load range can be set. private void Form3_Load(object sender, EventArgs e) { numericUpDown...
A UDP (user datagram protocol) server, unlike TCP, is not stream-based. It is packet-based, i.e. a client sends data in units called "packets" to the server, and the client identifies clients by their address. There is no builtin function that relates different packets sent from the same c...
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...
Sub Theloopofloops() Dim wbk As Workbook Dim Filename As String Dim path As String Dim rCell As Range Dim rRng As Range Dim wsO As Worksheet Dim sheet As Worksheet path = "pathtofile(s)" & "\" Filename = Dir(path & "*.xl??") Set wsO =...
This example illustrates how to read various-type struct entries from MATLAB, and pass it to C equivalent type variables. While it is possible and easy to figure out from the example how to load fields by numbers, it is here achieved via comparing the field names to strings. Thus the struct fields ...
Import Element Tree module import xml.etree.ElementTree as ET Element() function is used to create XML elements p=ET.Element('parent') SubElement() function used to create sub-elements to a give element c = ET.SubElement(p, 'child1') dump() function is used to dump xml elements. ET.dump...

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