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SQL 2021-09-13 09:49:02
between vs in sql
• BETWEEN operator is used to display rows based on a range of values in a row whereas the IN condition operator is used to check for values contained in a specific set of values. • Example of BETWEEN: SELECT * FROM Students WHERE ROLL_NO BETWE... Add solution -
Other 2021-09-13 05:30:02
Can we catch more than one exception in single catch block
From Java 7, we can catch more than one exception with single catch block. This type of handling reduces the code duplication. When we catch more than one exception in single catch block , catch parameter is implicity final. We cannot assign any value ... Add solution -
Other 2021-09-11 02:05:02
an email from linux about c++
From: Linus Torvalds <torvalds <at> linux-foundation.org> Subject: Re: [RFC] Convert builin-mailinfo.c to use The Better String Library. Newsgroups: gmane.comp.version-control.git Date: 2007-09-06 17:50:28 GMT (2 years, 14 weeks, 16 hours and ... Add solution -
Shell/Bash 2021-09-10 22:59:02
how to check jenkins version in ubuntu
# Check <version> value in config file: /var/lib/jenkins/config.xml # or head -5 /var/lib/jenkins/config.xml| grep -oP ‘(?<=).*?(?=)’ # or open the jenkins consol, see at bottom right: Page generated: Nov 20, 2020 7:18:04 AMREST APIJe... Add solution -
Javascript 2021-09-10 15:18:03
angular 12 service for create update delete local storage items
import { Injectable } from '@angular/core'; import { Subject } from 'rxjs'; @Injectable({ providedIn: 'root' }) export class LocalStorageService { localStorage: Storage; changes$ = new Subject(); constructor() { this.localStorage = window.lo... Add solution -
Other 2021-09-10 10:43:02
create a sub theme in drupal 9
cd themes/custom export CUSTOM_BARRIO=custom_barrio # change this to your custom theme_name cp -r ../contrib/bootstrap_barrio/subtheme $CUSTOM_BARRIO cd $CUSTOM_BARRIO for file in *bootstrap_barrio_subtheme.*; do mv $file ${file//bootstrap_barrio_subtheme... Add solution -
Javascript 2021-09-09 22:41:02
find mode js
//Everyone was sharing complex answers. I'm just gonna put my simple-ish code here //It suuports multiple values of same frequency //If u want the first value and not multiple in case of multiple modes just add [0] after pop() function function checkMostF... Add solution -
R 2021-09-09 17:24:02
r change column based on condition
# If a condition is met in a specific column (column "b" is 0), # change the value in column "est". Here the value is replaced # by the value for "a" in that same row where b == 0. df$est[df$b == 0] <- df$a[df$b == 0] Add solution
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