Tutorial by Examples: el

Rather than defining all of your functions in a single .psm1 PowerShell script module file, you might want to break apart your function into individual files. You can then dot-source these files from your script module file, which in essence, treats them as if they were part of the .psm1 file itself...

Add-ons can be installed as: Normal add-ons, which are installed until uninstalled Temporary Add-ons (extensions only): are only installed until Firefox is restarted, or can manually uninstalled earlier. Using jpm run (Add-on SDK only): Automatically runs Firefox using a temporary profile with ...

Create separate files for header and footer(as they are common for all the pages and it does not make sense to make them a part of a single page) Keep common elements(Like Search/Back/Next etc) in separate file(The idea is to remove any kind of duplication and keeping the segregation logical) Fo...

For Getting updated or to do something before app goes live to user you can use below method. AppDidFinishLaunching - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { // Write your code before app launch return YES; } While ...

workflow DoSomeWork { parallel { Get-Process -ComputerName server01 Get-Process -ComputerName server02 Get-Process -ComputerName server03 } } One of the unique features of PowerShell Workflow is the ability to define a block of activities as parallel. To use this feature, us...

Let A and B be two matrices of same dimension. The operators +,-,/,*,^ when used with matrices of same dimension perform the required operations on the corresponding elements of the matrices and return a new matrix of the same dimension. These operations are usually referred to as element-wise opera...

1. What is MVVM? The Model View ViewModel (MVVM) pattern is a design pattern most commonly used for creating user interfaces. It is derived from the the popular "Model View Controller" (MVC) pattern. The major advantage of MVVM is that it separates: The internal representation of the a...

StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder() .detectDiskWrites() .penaltyLog() //Logs a message to LogCat .build())

StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder() .detectActivityLeaks() .detectLeakedClosableObjects() .penaltyLog() .build());

You cannot have more than one delimiter: if you specify something like -d ",;:", some implementations will use only the first character as a delimiter (in this case, the comma.) Other implementations (e.g. GNU cut) will give you an error message. $ cut -d ",;:" -f2 <<<&...

$ cut -d, -f1,3 <<<"a,,b,c,d,e" a,b is rather obvious, but with space-delimited strings it might be less obvious to some $ cut -d ' ' -f1,3 <<<"a b c d e" a b cut cannot be used to parse arguments as the shell and other programs do.

The member function fill() can be used on std::array for changing the values at once post initialization int main() { std::array<int, 3> arr = { 1, 2, 3 }; // change all elements of the array to 100 arr.fill(100); }

After defining the structure of your form with the WinForms designer you can display your forms in code with two different methods. Method - A Modeless form Form1 aForm1Instance = new Form1(); aForm1Instance.Show(); Method - A Modal Dialog Form2 aForm2Instance = new Form2(); aF...

A modeless form is employed (usually) when you need to shows something permanentely alongside your application main screen (think about a legend or an view on a stream of data coming asynchronously from a device or an MDI Child Window). But a modeless form poses an unique challenge when you want t...

-- Create a sample JSON with ARRAY create table car_sample(dim_id integer, info varchar(2000)); insert into car_sample values (200, '{"cars": [ { "Manufacturer": "Nissan", "Models": [{"Name":"Sentra", "doors":4}, {"Name&quo...

One to Many Lets say that each Post may have one or many comments and each comment belongs to just a single Post. so the comments table will be having post_id. In this case the relationships will be as follows. Post Model public function comments() { return $this->belongsTo(Post::class...

if and else: it used to check whether the given expression returns true or false and acts as such: if (condition) statement the condition can be any valid C++ expression that returns something that be checked against truth/falsehood for example: if (true) { /* code here */ } // evaluate that ...

In the following example if someone if someone presses the home button while the task is running, then the task is cancelled. In this particular cancelling it should interrupt if running. public class MainActivity extends AppCompatActivity { private static AtomicBoolean inWork; pri...

The following example will demonstrate a basic installation and setup of RequireJS. Create a new HTML file called index.html and paste the following content: <!DOCTYPE html> <html lang="en"> <head> <title>Hello RequireJS</title> <script type=&...

The following example expands upon Hello World by demonstrating multiple dependencies using the define() function. Create a new HTML file called index.html and paste the following content: <!DOCTYPE html> <html lang="en"> <head> <title>Hello RequireJS</t...