Often website administrators need to extract unique IP address from log files. Here are the steps to do so.
How to Get Unique IP Address from Log File
How to Merge Two JS Objects
Sometimes you may need to merge two objects in JavaScript. Here are the steps to merge two JS objects.
How to Restrict Internet Access for Programs in Linux
Often system administrators need to restrict internet access for programs in Linux. Here are the steps to disable internet access or block internet access in Linux.
How to Check if String is Valid Number in JavaScript
Sometimes you may need to check if string is valid number or not in JavaScript. Here are the steps to do it.
How to Detect Invalid Date in JavaScript
Sometimes you may need to detect if a date is valid or not in JavaScript. Here are the steps to do it.
How to Convert Date to Another Timezone in JavaScript
Sometimes you may need to convert date to another timezone in JavaScript. Here are the steps to do it.
