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nrs = [1, 2, 3, 4, 5, 6, 7, 8, 9] lets = ['a', 'b', 'c', 'd', 'e', 'f'] println GroovyCollections.transpose([nrs, lets]) .collect {le -> [(le[0]):le[1]]}.collectEntries { it } or println [nrs,lets].transpose().collectEntries{[it[0],it[1]]} // [1:a, 2:b, 3:c, 4:d, 5:e, 6:f...

A BroadcastReceiver is basically a mechanism to relay Intents through the OS to perform specific actions. A classic definition being "A Broadcast receiver is an Android component which allows you to register for system or application events." LocalBroadcastManager is a way to send ...

AsyncTask is an abstract Class and does not inherit the Thread class. It has an abstract method doInBackground(Params... params), which is overridden to perform the task. This method is called from AsyncTask.call(). Executor are part of java.util.concurrent package. Moreover, AsyncTask contains 2 ...

These are URL schemes supported by native apps on iOS, OS X, and watchOS 2 and later. Opening link in Safari: Objective-C NSString *stringURL = @"http://stackoverflow.com/"; NSURL *url = [NSURL URLWithString:stringURL]; [[UIApplication sharedApplication] openURL:url]; Swift: let s...

To open an app with defined URL scheme todolist://: Objective-C NSURL *myURL = [NSURL URLWithString:@"todolist://there/is/something/to/do"]; [[UIApplication sharedApplication] openURL:myURL]; Swift let stringURL = "todolist://there/is/something/to/do" if let url = NSURL(s...

A trapezoid can be made by a block element with zero height (height of 0px), a width greater than zero and a border, that is transparent except for one side: HTML: <div class="trapezoid"></div> CSS: .trapezoid { width: 50px; height: 0; border-left: 50px ...

By default the ArrayAdapter class creates a view for each array item by calling toString() on each item and placing the contents in a TextView. To create a complex view for each item (for example, if you want an ImageView for each array item), extend the ArrayAdapter class and override the getView(...

Using Picasso as ImageGetter for Html.fromHtml public class PicassoImageGetter implements Html.ImageGetter { private TextView textView; private Picasso picasso; public PicassoImageGetter(@NonNull Picasso picasso, @NonNull TextView textView) { this.picasso = picasso; this.textView...

It's good practice to mark some warnings in your code. For example, some deprecated methods is need for your testing, or old support version. But Lint checking will mark that code with warnings. For avoiding this problem, you need use annotation @SuppressWarnings. For example, add ignoring to warni...

Unlike for and while loops, do-while loops check the truth of the condition at the end of the loop, which means the do block will execute once, and then check the condition of the while at the bottom of the block. Meaning that a do-while loop will always run at least once. For example this do-while...

DocumentDB supports replacing JSON documents using the ReplaceDocumentAsync method of the DocumentClient class. await client.ReplaceDocumentAsync(UriFactory.CreateDocumentUri(databaseName, collectionName, familyName), updatedFamily);

Set up some constants for the server and authentication information. Assuming LDAPv3, but it's easy enough to change that. // Authentication, and the name of the server. private const string LDAPUser = "cn=example:app:mygroup:accts,ou=Applications,dc=example,dc=com"; private readonly ch...

Assuming LDAPv3, but it's easy enough to change that. This is anonymous, unencrypted LDAPv3 LdapConnection creation. private const string TargetServer = "ldap.example.com"; Actually create the connection with three parts: an LdapDirectoryIdentifier (the server), and NetworkCredentials....

Input file Mary had a little lamb its fleece was white as snow and everywhere that Mary went the lamb was sure to go. Pig Word Count Code -- Load input from the file named Mary, and call the single -- field in the record 'line'. input = load 'mary' as (line); -- TOKENIZE splits the line...

A job queue that maintains a worker pool, useful for doing things like background processing in web servers: package main import ( "fmt" "runtime" "strconv" "sync" "time" ) // Job - interface for job processing type Job interf...

GC (Garbage Collector) is responsible for cleaning our garbage. While GC cleans our garbage, he removes the unused objects from the managed heap which cause heap fragmentation. When GC is done with the removal, it performs a heap compression (defragmintation) which involves moving objects on the he...

using System.ComponentModel.DataAnnotations.Schema; public class Department { ... public virtual ICollection<Employee> PrimaryEmployees { get; set; } public virtual ICollection<Employee> SecondaryEmployees { get; set; } } public class Employee { ...

using System.ComponentModel.DataAnnotations.Schema; [ComplexType] public class BlogDetails { public DateTime? DateCreated { get; set; } [MaxLength(250)] public string Description { get; set; } } public class Blog { ... public BlogDetails BlogDetail { get...

You will need a domain name from a registrar. In the gh-pages branch of your project repository, or the main branch of your username.github.io repository, create a CNAME file with the contents www.yourdomain.com - the canonical domain. At your registrar's domain configuration page, point your doma...

Note: in the subsequent passages, the terms hash map and hash table are used interchangeably and refer to the same concept, namely, a data structure providing efficient key lookup through use of an internal hash function. Introduction Although R does not provide a native hash table structure, simi...