Logging in Node.js: Winston vs Morgan vs Pino
Logging is an essential part of any application. It helps developers understand what is happening in the app, debug issues, and monitor performance. In Node.js, there are several popular logging libraries available. In this post, we will compare three of
Android | How to get list of all the apps installed on Android device
In one of the mobile app we were required to get the list of all the installed applications on user’s mobile. This was possible but due to security reasons first of all you need to prompt app user to allow
Selenium | How to test popup alert message in Selenium Webdriver
Below is the script: package mypackage; import org.openqa.selenium.By; import org.openqa.selenium.WebDriver; import org.openqa.selenium.firefox.FirefoxDriver; public class myclass { public static void main(String[] args) { WebDriver driver = new FirefoxDriver(); String alertMessage = “”; driver.get(“http://demo.webnerserver.com/view/sent_email.php”) driver.findElement(By.cssSelector(“input[value=”Borrar”]”)).click(); alertMessage = driver.switchTo().alert().getText(); driver.switchTo().alert().accept(); System.out.println(alertMessage); driver.quit(); }
Salesforce | Calculate number of years between two dates in apex class
Sample Code: Date date1 = System.today(); Date date2 = System.today().addMonths(30); system.debug(‘No of months === >>>> ‘ + date1.monthsBetween(date2)); String noOfYears = String.valueOf(date1.monthsBetween(date2) / 12) + ‘ Year(s) ‘ + String.valueOf(Math.mod(date1.monthsBetween(date2), 12)) + ‘ Month(s)’; system.debug(‘No of years ‘ + noOfYears);
Salesforce | Visualforce | Error : DML currently not allowed exception on creation of the record on an Object
When creating a record on the document object using Rest API, Salesforce did not allow to execute the DML command from the Visualforce component. Reason: When we try to pass dynamic values from the Visualforce Component to the Apex method,
Mysql | How to access database remotely
To access Mysql database remotely a good way is to create a new Mysql user and grant it permissions to access database from remote, as explained below: You can create user with two ways From Mysql command prompt: 1. Open
List of English phrases that can confuse the reader
1. A penny for your thoughts: A way of asking what someone thinks about something. Example: The new Salesforce Internet of Things (IoT) can be the next big thing, a penny for your thoughts? 2. Back to the drawing board: When an attempt
HTML | WordPress | pre tag not working
When pre tag is used in WordPress to include code which contains tags like apex, pre does not work. For Example: <apex:page standardController=”Event”> The above code displays empty screen when used in the pre tag. Solution: Replace < with <
Javascript | Unable to get content of HTML while converting HTML page to PDF
Problem : Unable to get content of HTML while converting HTML page to PDF. Solution : You can use the javascript if you want to get content of HTML while converting it into PDF : <HTML> <head> <script type=”text/javascript”> function submitForPDF() {
HTML text box should only accept numbers and dot
You can use the following javascript code to check textbox value: <html> <head> <script language=”Javascript”> function isNumberKey(evt) { var re=new RegExp(/^[0-9]*.?[0-9]*$/); if(document.getElementById(“text”).value.match(re)) { alert(“match”); } else { alert(“no match”); return false; } } </script> </head> <body> <input id=”text” type=”text” value=”0″