Tutorial by Examples: f

You can generate JSON object using standard SELECT query with FOR JSON clause and WITHOUT_ARRAY_WRAPPER option, and insert it into JSON text as a third parameter: declare @json nvarchar(4000) = N'{"Id":17,"Name":"WWI"}' set @json = JSON_MODIFY(@json, '$.table', ...
1. Bagged Decision Trees Bagging performs best with algorithms that have high variance. A popular example are decision trees, often constructed without pruning. In the example below see an example of using the BaggingClassifier with the Classification and Regression Trees algorithm (DecisionTreeCl...
<bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="locations"> <list> <value>classpath:ReleaseBundle.properties</value> </list> </bean>
Add Firebase to Your Android Project Add Firebase to your app To add Firebase to your app you'll need a Firebase project and a Firebase configuration file for your app. Create a Firebase project in the Firebase console, if you don't already have one. If you already have an existing Google proje...
import xlsxwriter # create a new file workbook = xlsxwriter.Workbook('your_file.xlsx') # add some new formats to be used by the workbook percent_format = workbook.add_format({'num_format': '0%'}) percent_with_decimal = workbook.add_format({'num_format': '0.0%'}) bold = workbook.add_forma...
Character modifying functions include converting characters to upper or lower case characters, converting numbers to formatted numbers, performing character manipulation, etc. The lower(char) function converts the given character parameter to be lower-cased characters. SELECT customer_id, lower(cu...
Before Auto Layout, you always had to tell buttons and other controls how big they should be, either by setting their frame or bounds properties or by resizing them in Interface Builder. But it turns out that most controls are perfectly capable of determining how much space they need, based on their...
<?php /* this example is based on the advanced template * This file is located in * backend/views/layouts/main.php */ use yii\helpers\Html; // here the asset is registered use cinghie\adminlte\AdminLTEAsset; AdminLTEAsset::register($this); ?> <?php $this->beginPage...
<?php /** * This file is the Asset Bundle File located in * vendor/cinghie/yii2-admin-lte/AdminLTEAsset.php * @copyright Copyright © Gogodigital Srls * @company Gogodigital Srls - Wide ICT Solutions * @website http://www.gogodigital.it * @github https://github.com/cinghie/yii...
Prerequisites Install pods in your project Install the GooglePlaces SDK Enable location services First we need to get the users location by getting their current longitude and latitude. Import GooglePlaces and GooglePlacePicker import GooglePlaces import GooglePlacePicker Add the...
There’s no API that can break the locked lease of blob storage in Microsoft Azure . This code snippet demonstrates break the locked lease of blob storage in Microsoft Azure (PowerShell). $key = (Get-AzureRmStorageAccountKey -ResourceGroupName $selectedStorageAccount.ResourceGroupName -name $select...
NSString *emailRegex = @"[A-Z0-9a-z]([A-Z0-9a-z._-]{0,64})+[A-Z0-9a-z]+@[A-Z0-9a-z]+([A-Za-z0-9.-]{0,64})+([A-Z0-9a-z])+\\.[A-Za-z]{2,4}"; NSString *firstNameRegex = @"[0-9A-Za-z\"'-]{2,32}$"; NSString *firstNameRegex = @"[ 0-9A-Za-z]{2,32}$"; NSString *lastNa...
reflect.TypeOf can be used to check the type of variables when comparing package main import ( "fmt" "reflect" ) type Data struct { a int } func main() { s:="hey dude" fmt.Println(reflect.TypeOf(...
The order of execution of parameters is undefined in C programming. Here it may execute from left to right or from right to left. The order depends on the implementation. #include <stdio.h> void function(int a, int b) { printf("%d %d\n", a, b); } int main(void) { ...
// main.cpp : Defines the entry point for the console application. // #include "opencv2/highgui/highgui.hpp" #include <iostream> using namespace cv; using namespace std; int main(int argc, const char** argv) { Mat img = imread("lena30.jpg", CV_LOAD_IMAGE...
With the below commands, user's default search_path can be set. Check search path before set default schema. postgres=# \c postgres user1 You are now connected to database "postgres" as user "user1". postgres=> show search_path; search_path ---------------- &q...
For example, we need to create two visualisations, "Before" and "After", and use dynamic filter for the date of the split. Let's say our query is called table. Add an additional date table with possible dates of the split. Add a slicer control with the table added ...
group_concat is used to concatenate non-null values in a group. The maximum length of the resulting string can be set using the group_concat_max_len option: SET [GLOBAL | SESSION] group_concat_max_len = val; Setting the GLOBAL variable will ensure a permanent change, whereas setting the SESSION ...
Normally, we opt this approach if we want complete encapsulation and don't want to make our methods public. Ascx <div style="width: 100%;"> <asp:Button ID="btnAdd" runat="server" Text="Add" OnClick="btnAdd_Click"></asp:butto...

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