Tutorial by Examples: boo

The first code block is written in Bootstrap 3. In Bootstrap 3 there are 4 types of column specifications, namely col-md-* col-lg-* col-sm-* col-xs-* . A fully responsive layout will look like this in Bootstrap 3: <div class="row"> <div class="col-lg-4 col-md-8 col-sm-8...
Objectives: Using the Spring CLI, we will create a new Spring Boot application to be deployed to Elastic Beanstalk. We will edit the generated Spring Boot application so that it will: Create a jar named aws-eb-demo.jar. Listen on port 5000. Include a single web page named index.html. ...
There are many responsive scenarios where it's necessary to have column units exceeding 12 in a single .row element. This is known as column wrapping. 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. For example, cons...
The new Bootstrap 4 Navbar Component is improved over it’s Bootstrap 3.x predecessor. In Bootstrap 4, the Navbar is responsive by default and utilizes flexbox to make alignment of Navbar content much easier. It’s also a simple matter of using the new navbar-toggleable-* classes to change the Navbar ...
Since Bootstrap 4 is a major rewrite, many of the Bootstrap 3.x class names have changed or been removed. The restructuring of components such as the Navbar, and the introduction of new CSS classes and Flexbox support means that upgrading to 4.x is not a simple conversion process from 3.x. However,...
Getting elements to center or bottom align vertically has always been a challenge with CSS and Bootstrap. The desired vertical alignment may be within a parent container, or relative to adjacent elements. Now that Bootstrap 4 is flexbox by default there are many different approaches to vertical ali...
The most basic way to structure your code using spring boot for good automatic package scanning is using @SpringBootApplication annotation. This annotation provide in itself 3 other annotations that helps with automatic scanning: @SpringBootConfiguration, @EnableAutoConfiguration, @ComponentScan (mo...
To extend and expand upon the binding experience we have converters to convert one a value of one type into another value of another type. To leverage Converters in a Databinding you first need to create a DataConverter class tht extens either IValueConverter(WPF & UWP) or IMultiVal...
How to center an element, column, or content inside a column works differently in Bootstrap 4. Horizontal Center text-center is still used for display:inline elements mx-auto replaces center-block to center display:block elements offset-* or mx-auto can be used to center grid columns mx-aut...
Changing the order (or position) was possible in Bootstrap 3 using the push pull classes. In Bootstrap 4, the push pull classes still work, and additionally flexbox order can be used. In Bootstrap 4, the push pull classes are now push-{viewport}-{units} and pull-{viewport}-{units} and the xs- infix...
This will be our example data frame: df = pd.DataFrame({"color": ['red', 'blue', 'red', 'blue']}, index=[True, False, True, False]) color True red False blue True red False blue Accessing with .loc df.loc[True] color True red True red ...
This will be our example data frame: color name size 0 red rose big 1 blue violet big 2 red tulip small 3 blue harebell small Using the magic __getitem__ or [] accessor. Giving it a list of True and False of the same length as the dataframe will give you: ...
(Beginner level; IDE: CLion) First, install boost from the Cygwin mirror: open the install exe, search for boost, install the packages. After boost is installed: it will be located in /usr/include/boost. This is where everything is. All #include statements will be a path from the boost folder,...
If you are using Bootstrap Modal then be sure that Model tabindex=-1 is removed. $('#targetId').select2({ width: '100%', dropdownParent: $("#myModal") })
@SpringBootApplication @RestController public class SpringBootJdbcApplication { @Autowired private JdbcTemplate template; @RequestMapping("/cars") public List<Map<String,Object>> stocks(){ return template.queryForList("select * from c...
Using Select2 in a Bootstrap Modal/PopUp If you are using Bootstrap Modal then be sure that Model tabindex=-1 is removed. $('#targetId').select2({ width: '100%', dropdownParent: $("#myModal") })
Introduction So you want to start using bootstrap for your project? Great! then lets get started right now!. What is bootstrap? Bootstrap is an open source library wich you can use to make amazing responsive projects with using responsive design and simple code. Responsive Design is a design phil...
A clean way to handle booleans is using an inline conditional with the a ? b : c ternary operator, which is part of Swift's Basic Operations. The inline conditional is made up of 3 components: question ? answerIfTrue : answerIfFalse where question is a boolean that is evaluated and answerIfTrue...
import java.util.*; class Book { int id; String name,author,publisher; int quantity; public Book(int id, String name, String author, String publisher, int quantity) { this.id = id; this.name = name; this.author = author; this.publisher = p...

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