Tutorial by Examples: en

This a python example function for sequence writing in fasta format. Parameters: filename(String) - A file name for writing sequence in fasta format. seq(String) - A DNA or RNA sequence. id(String) - The ID of the given sequence. desc(String) - A short description of the given sequence. im...

Components and Props As React concerns itself only with an application's view, the bulk of development in React will be the creation of components. A component represents a portion of the view of your application. "Props" are simply the attributes used on a JSX node (e.g. <SomeComponen...

This example shows how to use fast enumeration in order to traverse through an NSArray. When you have an array, such as NSArray *collection = @[@"fast", @"enumeration", @"in objc"]; You can use the for ... in syntax to go through each item of the array, automatical...

A model for a new table can be created by running the following commend from the terminal root location: phalcon model <table-name> Let us take the Model Users. SELECT There are two default functions to do select operation in phalcon, find() and findFirst() findFirst() is used to get th...

To enable Cross-Origin Resource Sharing (CORS) in Apache you'll need to set at least one HTTP header which changes it (the default behaviour is to block CORS). In the following example, we're going to be setting this HTTP header inside .htaccess, but it can also be set in your site your-site.conf fi...

menu.xml - (res -> menu) <menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" tools:context=".HomeActivity"> <item...

Using a pipe makes the output of a command be the input of the next one. ls -1 | grep -c ".conf" In this case the ouput of the ls command is used as the input of the grep command. The result will be the number of files that include ".conf" in their name. This can be used to ...

tf.exe get /all /recursive /force /overwrite $/ Gets all files and directories, and will replace any files that are not currently checked out in the workspace (including files that have been edited).

SVG Patterns behave significantly differently than CSS background images when filling equivalent shapes. This can lead to significant surprises for new-comers to SVG. Below are examples of a pattern defined in all possible combinations of patternUnits and patternContentUnits - showing how these sett...

Scoped enumerations: ... enum class Status; // Forward declaration Status doWork(); // Use the forward declaration ... enum class Status { Invalid, Success, Fail }; Status doWork() // Full declaration required for implementation { return Status::Success; } Unscoped enumerations:...

This is a basic example of a C Extension using C++ and Boost. C++ Code C++ code put in hello.cpp: #include <boost/python/module.hpp> #include <boost/python/list.hpp> #include <boost/python/class.hpp> #include <boost/python/def.hpp> // Return a hello world string. st...

CALL "submodule" CALL "submodule" CANCEL "submodule" CALL "submodule" Any static data in the working set of submodule will be in an initial state on the last CALL statement above. The second CALL will have any initial values set as left overs from the...

COBOL can use static linkage for the following statement. GnuCOBOL uses dynamic linkage by default for all external symbols known at compile time, even when the symbol is a literal: CALL "subprogram" USING a b c *> run a (possibly static linked) sub program ...

To be able to use vim commands in Python, the vim module should be imported. :python import vim After having this module imported, the user has access to the command function: :python vim.command("normal iText to insert") This command would execute i in normal mode then type Text t...

To animate the transition between fragments, or to animate the process of showing or hiding a fragment you use the FragmentManager to create a FragmentTransaction. For a single FragmentTransaction, there are two different ways to perform animations: you can use a standard animation or you can suppl...

Add code in your Activity. This would work for Fragment also, no need to add this code in Fragment. @Override public boolean dispatchTouchEvent(MotionEvent ev) { View view = getCurrentFocus(); if (view != null && (ev.getAction() == MotionEvent.ACTION_UP || ev.getAction() == Moti...

I have created GeoFenceObserversationService singleton class. GeoFenceObserversationService.java: public class GeoFenceObserversationService extends Service implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener, ResultCallback<Status> { protected s...

use Symfony\Component\EventDispatcher\EventDispatcher; use Symfony\Component\EventDispatcher\Event; use Symfony\Component\EventDispatcher\GenericEvent; // you may store this in a dependency injection container for use as a service $dispatcher = new EventDispatcher(); // you can attach liste...

use Symfony\Component\EventDispatcher\EventDispatcher; use Symfony\Component\EventDispatcher\EventSubscriberInterface; use Symfony\Component\EventDispatcher\Event; $dispatcher = new EventDispatcher(); // you can attach event subscribers, which allow a single object to subscribe // to many ...

#include <stddef.h> /* for offsetof() */ #include <stdlib.h> /* for exit() */ #include <stdio.h> /* for perror() */ #include <string.h> /* for strcmp() */ #include <unistd.h> /* for close(), unlink() */ #include <fcntl.h> /* for open() */ #incl...