One of the tools for writing proper benchmark tests is JMH. Let's say we want to compare performance of searching an element in HashSet vs TreeSet.
The easiest way to get JHM into your project - is to use maven and shade plugin. Also you can see pom.xml from JHM examples.
<build>
<pl...
For registration like this:
var container = new WindsorContainer();
container.Register(
Component.For<FirstInterceptor>(),
Component.For<SecondInterceptor>(),
Component.For<ThirdInterceptor>(),
Component.For<IService>()
.ImplementedBy<Servi...
The @Lazy allow us to instruct the IOC container to delay the initialization of a bean.
By default, beans are instantiated as soon as the IOC container is created, The @Lazy allow us to change this instantiation process.
lazy-init in spring is the attribute of bean tag. The values of lazy-init are...
Say we have a Product class with Multiple Colors which can be on many Products.
public class Product
{
public int ProductId { get; set; }
public ICollection<ColorProduct> ColorProducts { get; set; }
}
public class ColorProduct
{
public int ProductId { get; set; }
...
In the File menu, choose the 'Import...' option.
This opens up the Import dialog box, which asks for the type of project/file you want to import. For a basic Java project, choose 'Existing Projects into Workspace' from the 'General' folder.
Next, select the directory where the project(s) is lo...
So let's say you have a project that depends on Qt5 and you need to copy the relevant dlls to your build directory and you don't want to do it manually; you can do the following:
cmake_minimum_required(VERSION 3.0)
project(MyQtProj LANGUAGES C CXX)
find_package(Qt5 COMPONENTS Core Gui Widgets)
#...
VHDL extended identifiers are delimited by backslashes (\) and can contain letters, underscores, digits, spaces and other special characters (see the Language Reference Manual for a complete definition of special characters). The sequence of characters between backslashes can be reserved words of th...
View Status:
php indexer.php status
Reindex All
php indexer.php reindexall
Reindex Specific Index
php indexer.php --reindex CODE (see list below)
List of Individual Codes
IndexCodeProduct Attributescatalog_product_attributeProduct Pricescatalog_product_priceCatalog URL Rewritescatalog_u...
all errors and exceptions, both custom and default, are handled by the Handler class in app/Exceptions/Handler.php with the help of two methods.
report()
render()
public function render($request, Exception $e)
{
//check if exception is an instance of ModelNotFoundException.
if ($e in...
Download the installer for the current version of XAMPP
Go through the installation wizard and change nothing if you are not sure what you are changing.
After the installation you see the XAMPP control panel.
Just click the start button of Apache and MySQL to run both with the basic configurati...
To run WordPress on your computer you need to configurate a database first.
Be sure that Apache and MySQL are running (see Installing XAMPP step 3)
Start a web browser of your choice and enter "localhost" in the address.
Choose your preferred language and select in the category "...
This example attempts to create a bucket called 'hello-world' and, as the bucket hello-world has already been created by someone else in S3's global namespace, throws the following exception. Change 'hello-world' to something else to avoid the exception by creating a uniquely named bucket. The new...
This will add a simple widget which displays just a small message.
add_action('wp_dashboard_setup', 'register_my_dashboard_widgets');
function register_my_dashboard_widgets() {
wp_add_dashboard_widget('myInfo_widget', 'Important Information', 'display_infoWidget');
}
...
strComputer = "."
Set objWMIService = GetObject("winmgmts:" _& "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")
Set colSettings = objWMIService.ExecQuery _("Select * from Win32_ComputerSystem")
For Each objCompu...
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 size
name
rose red big
violet blue small
tulip red small
harebell blue small
We can create a mask based on the index values, just like on a column value.
rose_mask = df.index == 'rose'
df[rose_mask...
Let's consider this example, that outputs the squares of the numbers 3, 5, and 7:
let nums = [3, 5, 7]
let squares = nums.map(function (n) {
return n * n
})
console.log(squares)
Run in RunKit
The function passed to .map can also be written as arrow function by removing the function keywor...
Sample Data
XML Document
First, let's define a sample XML document named "books.xml" in our current directory:
<?xml version="1.0" encoding="UTF-8"?>
<books>
<book>
<title>Of Mice And Men</title>
<author>Joh...
Consider a company where every employee who is a manager, manages 1 or more employees, and every employee has only 1 manager.
This results in two tables:
EMPLOYEES
EMP_IDFIRST_NAMELAST_NAMEMGR_IDE01JohnnyAppleseedM02E02ErinMacklemoreM01E03ColbyPaperworkM03E04RonSonswanM01
MANAGERS
MGR_IDFIRST_N...
