Tutorial by Examples: g

Typically trying to extend the parent like so: .parent { style: value; @extend &; } Will result in an error, stating that the parent cannot be extended. This makes sense, but there's a workaround. Simply store the parent selector in a variable. .parent { $parent: &; style...

let inline getLength s = (^a: (member Length: _) s) //usage: getLength "Hello World" // or "Hello World" |> getLength // returns 11

// Record type Ribbon = {Length:int} // Class type Line(len:int) = member x.Length = len type IHaveALength = abstract Length:int let inline getLength s = (^a: (member Length: _) s) let ribbon = {Length=1} let line = Line(3) let someLengthImplementer = { new IHaveALength wit...

JqGrid is implemented as jQuery plugin, our plugin uses jQuery UI CSS or Bootstrap CSS for styling. Thus one would have to include the corresponding JavaScript and CSS files. The second basic thing, which one should know, is the fact that free jqGrid uses HTML internally. One would have to create a...

C Merge Sort int merge(int arr[],int l,int m,int h) { int arr1[10],arr2[10]; // Two temporary arrays to hold the two arrays to be merged int n1,n2,i,j,k; n1=m-l+1; n2=h-m; for(i=0; i<n1; i++) arr1[i]=arr[l+i]; for(j=0; j<n2; j++) arr2[j]=arr[m+j+1]; arr...

In some scenarios, we might want to narrow down the results being shown by PlaceAutocomplete to a specific country or maybe to show only Regions. This can be achieved by setting an AutocompleteFilter on the intent. For example, if I want to look only for places of type REGION and only belonging to I...

<?php $parameters = array('path' => '/test.txt'); $headers = array('Authorization: Bearer <ACCESS_TOKEN>', 'Content-Type: application/json'); $curlOptions = array( CURLOPT_HTTPHEADER => $headers, CURLOPT_POST => true, CURLOPT_PO...

By default the agent is triggered every 30 minutes. This interval value can be changed from the puppet.conf file. Linux- /etc/puppet/puppet.conf Windows - %PROGRAMDATA%\PuppetLabs\puppet\etc\puppet.conf Set the runinterval to the wanted interval. runinterval=xxx The agent can be trigge...

Puppet agnet logs messages. You can view this logs here: Linux - /var/log/puppet/puppet.log Windows - view the Event Viewer (Control Panel → System and Security → Administrative Tools → Event Viewer)

No Java variable represents an object. String foo; // NOT AN OBJECT Neither does any Java array contain objects. String bar[] = new String[100]; // No member is an object. If you mistakenly think of variables as objects, the actual behavior of the Java language will surprise you. For...

Castle enables to register components also via XML Registration. //To install from the app/web.config container.Install(Configuration.FromAppConfig()); //To install from an xml file Configuration.FromXmlFile("relative_path_to_file.xml"); Read Castle's documentation for "What ...

It is possible to run windeployqt and macdeployqt from CMake, but first the path to the executables must be found: # Retrieve the absolute path to qmake and then use that path to find # the binaries get_target_property(_qmake_executable Qt5::qmake IMPORTED_LOCATION) get_filename_component(_qt_bi...

/** * Housing. * * @ORM\Table(name="housing") * @ORM\Entity */ class Housing { /** * @var int * * @ORM\Column(name="id", type="integer") * @ORM\Id * @ORM\GeneratedValue(strategy="AUTO") */ protected $id...

# encode/decode UTF-8 for files and standard input/output use open qw( :encoding(UTF-8) :std ); This pragma changes the default mode of reading and writing text ( files, standard input, standard output, and standard error ) to UTF-8, which is typically what you want when writing new application...

boost::replace_all(): #include <iostream> #include <string> #include <boost/algorithm/string.hpp> using namespace std; int main() { // String to replace characters in string str = "Darn you, Darn you to the 5th power!!!"; // Replace "Da...

Objective-C NSMutableAttributedString *str = [[NSMutableAttributedString alloc] initWithString:@"Hello. That is a test attributed string."]; [str addAttribute:NSBackgroundColorAttributeName value:[UIColor yellowColor] range:NSMakeRange(3,5)]; [str addAttribute:NSForegroundColorAttrib...

So far, we defined how easy it is to write a custom element that hides the messy html behind it and gives the user, an easy to write and brief markup. Time to code it! Our custom element, to display the bar below the hero image should Accept a Link to be shared Accept a Link to the Repo to be ...

On whichever page you want to display your product / project portfolio, invoke the custom element like so: <article id="project-neighbourhood"> <div class="row"> <div class="col-12 hero"> <img src="path-to-hero-image...

The command \sout of the package ulem strikes through a text: \sout{This text is striked through} The package ulem redefines the command \emph. When you do not want to have this behavior you can use the package ulem with the option normalem: \usepackage[normalem]{ulem}

Empty string Empty string is not null but has zero length: string emptyString = ""; // an empty string is not null... assert(emptyString !is null); // ... but it has zero lenght assert(emptyString.length == 0); Null string string nullString = null; a null string is null (De ...