Tutorial by Examples: ect

UITabBarController building in Swift 3 Change image color and title according to selection with changing selected tab color. import UIKit class TabbarController: UITabBarController { override func viewDidLoad() { super.viewDidLoad() self.navigationController?.isNavigat...

Set createScriptingFileSystemObject = CreateObject("Scripting.FileSystemObject") Tools> References> Microsoft Scripting Runtime Associated DLL: ScrRun.dll Source: Windows OS MSDN-Accessing Files with FileSystemObject The File System Object (FSO) model provides an object-base...

Set dict = CreateObject("Scripting.Dictionary") Tools> References> Microsoft Scripting Runtime Associated DLL: ScrRun.dll Source: Windows OS Scripting.Dictionary object MSDN-Dictionary Object

Set createInternetExplorerObject = CreateObject("InternetExplorer.Application") Tools> References> Microsoft Internet Controls Associated DLL: ieframe.dll Source: Internet Explorer Browser MSDN-InternetExplorer object Controls an instance of Windows Internet Explorer through...

The connection between the widget and the scrollbar goes both ways. The scrollbar needs to be expanded vertically so that it has the same height as the widget. text = tk.Text(parent) text.pack(side="left") scroll_y = tk.Scrollbar(parent, orient="vertical", command=text.yview...

Open Function.cs and replace the class code with the following: public class Function { /// <summary> /// A simple function that takes a birth date and returns Age in years /// </summary> /// <param name="input"></param> /// <returns>Age is years&...

# for use in npm scripts npm install electron-packager --save-dev # for use from cli npm install electron-packager -g

One can describe a line in arbitrary dimensions as X = A + t*D where A and D are both vectors of suitably many dimensions. So in 2d this would be x = Ax + t*Dx y = Ay + t*Dy Now as t assumes any real value, this equation will produce all points along the line. The representation is not uniq...

just use your cmd: You can use the ng generate (or just ng g) command to generate Angular components: Component: ng g component my-new-component Directive: ng g directive my-new-directive Pipe: ng g pipe my-new-pipe Service: ng g service my-new-service Class: ng g class my-new-classt...

This uses the Dropbox Objective-C SDK to upload a local file to Dropbox as "/test.txt". [[client.filesRoutes uploadUrl:@"/test.txt" inputUrl:[NSURL fileURLWithPath:@"/local/path/to/test.txt"]] response:^(DBFILESFileMetadata *metadata, DBFILESUploadError *uploadError, D...

This uses the Dropbox Objective-C SDK to get the user's account information from the Dropbox API. [[client.usersRoutes getCurrentAccount] response:^(DBUSERSFullAccount *account, DBNilObject *_, DBRequestError *error) { if (account) { NSLog(@"%@", account); } else if (er...

This uses the Dropbox Objective-C SDK to download a file from Dropbox at "/test.txt". [[[client.filesRoutes downloadData:@"/test.txt"] response:^(DBFILESFileMetadata *metadata, DBFILESDownloadError *downloadError, DBRequestError *error, NSData *fileData) { if (metadata) { ...

Format: cd/ cd/ is set to change the current directory back to the root of the current drive

First Add Storage permission to read/fetch device directory. <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> Create model class //create one directory model ...

// PHYSICS CONSTANTS struct PhysicsCategory { static let None : UInt32 = 0 static let All : UInt32 = UInt32.max static let player : UInt32 = 0b1 // 1 static let bullet : UInt32 = 0b10 // 2 } var nodesToRemove = [SKNode]() /...

A Mercator projection is one of the most recognizable projections used in maps. Like all map projections it has distortion and for a Mercator, projection this is most noticeable in the polar regions. It is a cylindrical projection, meridians run vertically and latitudes run horizontally. Scale depe...

JSON_OBJECT creates JSON Objects: SELECT JSON_OBJECT('key1',col1 , 'key2',col2 , 'key3','col3') as myobj; JSON_ARRAY creates JSON Array as well: SELECT JSON_ARRAY(col1,col2,'col3') as myarray; Note: myobj.key3 and myarray[2] are "col3" as fixed string. Also mixed JSON data: S...

The most basic object is an int: >>> obj = ctypes.c_int(12) >>> obj c_long(12) Now, obj refers to a chunk of memory containing the value 12. That value can be accessed directly, and even modified: >>> obj.value 12 >>> obj.value = 13 >>> obj c_...

Create class like a class below public class MyOptions { public MyOptions() { // Set default value, if you need it. Key1 = "value1_from_ctor"; } public string Key1 { get; set; } public int Key2 { get; set; } } Then you need to add this code ...

Based on a question. The following snippets Does not cache the expected emission and prevents further calls. Instead it re-subscribes to the realSource for every subscription. var state = 5 var realSource = Rx.Observable.create(observer => { console.log("creating expensive HTTP-based emis...