Tutorial by Examples: r

Turn any fixed-width grid layout into a full-width layout by changing your outermost .container to .container-fluid. <div class="container-fluid"> <div class="row"> ... </div> </div>
If more than 12 columns are placed within a single row, each group of extra columns will, as one unit, wrap onto a new line. <div class="row"> <div class="col-xs-9">.col-xs-9</div> <div class="col-xs-4">.col-xs-4<br>Since 9 + 4 = 13 ...
With the four tiers of grids available you're bound to run into issues where, at certain breakpoints, your columns don't clear quite right as one is taller than the other. To fix that, use a combination of a .clearfix and our responsive utility classes. <div class="row"> <div ...
Easily change the order of our built-in grid columns with .col-md-push-* and .col-md-pull-* modifier classes. <div class="row"> <div class="col-md-9 col-md-push-3">.col-md-9 .col-md-push-3</div> <div class="col-md-3 col-md-pull-9">.col-md-...
In addition to prebuilt grid classes for fast layouts, Bootstrap includes Less variables and mixins for quickly generating your own simple, semantic layouts. Variables Variables determine the number of columns, the gutter width, and the media query point at which to begin floating columns. We use ...
In the body of a function nargin and nargout indicate respectively the actual number of input and output supplied in the call. We can for example control the execution of a function based on the number of provided input. myVector.m: function [res] = myVector(a, b, c) % Roughly emulates the c...
Possessive quantifiers are another class of quantifiers in many regex flavours that allow backtracking to, effectively, be disabled for a given token. This can help improve performance, as well as preventing matches in certain cases. The class of possessive quantifiers can be distinguished from laz...
The following is a simple example Perl test script, that gives some structure to allow for testing of other methods in the class/package under test. The script produces standard output with simple "ok" / "not ok" text, which is called TAP (Test Anything Protocol). Typically the...
If you'd like to start implementing best practices, for yourself or your team, then Perl::Critic is the best place to start. The module is based on the Perl Best Practices book by Damien Conway and does a fairly good job implementing the suggestions made therein. Note: I should mention (and Conwa...
Install DateTime on your PC and then use it in perl script: use DateTime; Create new current datetime $dt = DateTime->now( time_zone => 'Asia/Ho_Chi_Minh'); Then you can access elements's values of date and time: $year = $dt->year; $month = $dt->month; $day = $dt->day; $...
Set single element: $dt->set( year => 2016 ); Set many elements: $dt->set( year => 2016, 'month' => 8); Add duration to datetime $dt->add( hour => 1, month => 2) Datetime subtraction: my $dt1 = DateTime->new( year => 2016, month => 8, ...
#!/usr/bin/perl use Term::ANSIColor; print color("cyan"), "Hello", color("red"), "\tWorld", color("green"), "\tIt's Me!\n", color("reset");
Time::Piece is available in perl 5 after version 10 use Time::Piece; my $date = localtime->strftime('%m/%d/%Y'); print $date; Output 07/26/2016
Type below command: instmodsh It'll show you the guild as below: Available commands are: l - List all installed modules m <module> - Select a module q - Quit the program cmd? Then type l to list all the installed modules, you can also use command m &l...
package main import ( "fmt" "k8s.io/client-go/1.5/kubernetes" "k8s.io/client-go/1.5/pkg/api/v1" "k8s.io/client-go/1.5/tools/clientcmd" ) func main() { config, err := clientcmd.BuildConfigFromFlags("", <kube-config-path&g...
Modal dialog components can be instantiated via jQuery with the function $('#myModal').modal(options), where $('#myModal') is a top-level reference to the specific modal dialog and options is a Javascript object specifying the modal dialog's default attributes. The options object allows for multipl...
ARFF files (Attribute-Relation File Format) are the most common format for data used in Weka. Each ARFF file must have a header describing what each data instance should be like. The attributes that can be used are as follows: Numeric Real or integer numbers. Nominal Nominal attributes m...
Depending on the version of Weka being used different methods for loading ARFF files should be utilised. Weka <3.5.5 The following sample code shows how to load an ARFF file: import weka.core.Instances; import java.io.BufferedReader; import java.io.FileReader; ... BufferedReader reader = n...
Many databases can be used in Weka. Firstly, the DatabaseUtils.props file must be edited to match your database; specifically you must provide your database's name, location, port and correct driver. jdbcDriver=org.gjt.mm.mysql.Driver jdbcURL=jdbc:mysql://localhost:3306/my_database Then the dat...
IronPython enables to use generic classes and methods from the .net framework. Generics can be used with the same syntax as accessing an index. For passing more than one type-parameter, they must be separated with a comma: l = Dictionary[int, str]() That way we create a dictionary where keys on...

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