Tutorial by Examples: s

In many cases, the Razor parser is smart enough to figure out when the @ sign is meant to be used as part of code, as opposed to being part of something like an email address. In the example below, escaping the @ sign is not necessary: <p>Reach out to us at [email protected]</p> Howev...

Quite often, the reason why code has been written in a for loop is to compute values from 'nearby' ones. The function bsxfun can often be used to do this in a more succinct fashion. For example, assume that you wish to perform a columnwise operation on the matrix B, subtracting the mean of each col...

Detailed instructions on getting ibm-bluemix set up or installed.

if condition: body The if statements checks the condition. If it evaluates to True, it executes the body of the if statement. If it evaluates to False, it skips the body. if True: print "It is true!" >> It is true! if False: print "This won't get printed.....

if condition: body else: body The else statement will execute it's body only if preceding conditional statements all evaluate to False. if True: print "It is true!" else: print "This won't get printed.." # Output: It is true! if False: print &...

The latest SDK can be downloaded here The latest SDK libraries are also available on NuGet under Microsoft's official crmsdk account

To catch a long click and use it you need to provide appropriate listener to button: View.OnLongClickListener listener = new View.OnLongClickListener() { public boolean onLongClick(View v) { Button clickedButton = (Button) v; String buttonText = clickedButton.getText().toStri...

Display all data files for all databases with size and growth info SELECT d.name AS 'Database', d.database_id, SF.fileid, SF.name AS 'LogicalFileName', CASE SF.status & 0x100000 WHEN 1048576 THEN 'Percentage' WHEN 0 THEN 'MB...

Once you've got all your settings, you'll want to use them in your code. To do so, add the following import to your file: from django.conf import settings You may then access your settings as attributes of the settings module, for example: if not settings.DEBUG: email_user(user, message) ...

It's a bad idea to hard code paths in your application. One should always use relative urls so that your code can work seamlessly across different machines. The best way to set this up is to define a variable like this import os BASE_DIR = os.path.dirname(os.path.dirname(__file__)) Then use th...

Using environment variables is a widely used way to setting an app's config depending on it environment, as stated in The Twelve-Factor App. As configurations are likely to change between deployment environments, this is a very interesting way to modify the configuration without having to dig in th...

public enum DayOfWeek { Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday } // Enum to string string thursday = DayOfWeek.Thursday.ToString(); // "Thursday" string seventhDay = Enum.GetName(typeof(DayOfWeek), 6); // "Satur...

Joins can also be used in an UPDATE statement: CREATE TABLE Users ( UserId int NOT NULL, AccountId int NOT NULL, RealName nvarchar(200) NOT NULL ) CREATE TABLE Preferences ( UserId int NOT NULL, SomeSetting bit NOT NULL ) Update the SomeSetting column of the Prefere...

As Array conforms to SequenceType, we can use map(_:) to transform an array of A into an array of B using a closure of type (A) throws -> B. For example, we could use it to transform an array of Ints into an array of Strings like so: let numbers = [1, 2, 3, 4, 5] let words = numbers.map { Stri...

The things Array contains values of Any type. let things: [Any] = [1, "Hello", 2, true, false, "World", 3] We can extract values of a given type and create a new Array of that specific type. Let's say we want to extract all the Int(s) and put them into an Int Array in a safe ...

connection.Execute(@"some Query with @a,@b,@c", new {a=somevalueOfa,b=somevalueOfb,c=somevalueOfc});

python-requests is available on PyPI, the Python Package Index, which means it can be installed through pip: pip install requests Up-to-date source code can be found on the requests GitHub repository If you wish to install it from source, you can do this by either cloning the GitHub repository:...

This snippet will grab a JSON formatted resource, decode it and print it in PHP array format. // Fetch $response = wp_remote_get( 'http://www.example.com/resource.json' ); if ( ! is_wp_error( $response ) ) { $headers = wp_remote_retrieve_headers( $response ); if ( isset( $headers[ 'con...

Media Queries in Bootstrap allow you to move, show and hide content based on the viewport size. The following media queries are used in LESS files to create the key breakpoints in the Bootstrap grid system: /* Small devices (tablets, 768px and up) */ @media (min-width: @screen-sm-min) { ... } /...

<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-widt...