Often you may need to count character occurrence in string in JavaScript. Here are the steps to do so.
How to Count Character Occurrence in String in JS
How to Add Auto Increment ID to Existing Table in MySQL
Sometimes you may need to add auto increment id to existing table in MySQL. Here are the steps to do it.
JS File Upload Size Validation
Often you may need to check file size before uploading it. Here is how to do JS file upload size validation.
How to Print Contents of Div in JavaScript
How to Check if Web Page is Loaded in IFrame or Web Browser
Sometimes you may need to check if web page is loaded in iframe or web browser. Here is how to do it.
How to Detect Internet Connection is Offline in JavaScript
Sometimes internet may get disconnected when users browse your website. Here is how to detect internet connection is offline in JavaScript.
How to Remove All Child Elements of DOM Node in JS
How to Check if Variable Exists or Is Defined in JS
Sometimes you may need to check if variable exists or is defined in JS. Here are the steps to do so.
How to Convert UTC Date Time to Local Date Time in JS
Sometimes you may need to convert UTC date time to local date time in JS. Here are the steps to do it.
