Get Current Child Page with get_children

There are many method to display current child page in WordPress, this function is usefull to do the same command. Just Paste this code in functions.php

Call the function within the template file:

more documentation about get_children.

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Razer DeathAdder Double-Clicking Issue

I have two DeathAdder Mice from Razer – DeathAdder 2013 and DeathAdder Chroma Elite, and strangely both mouse has the same issue; it resulted in double clicks when you trigger a single click. And I’m pretty sure that the problem is not on the hardware, I’ve had the same issue (which is hardware) in the past and resolved by changing the switch.

Well, after searching the Net and found out that the issue is related to the Firmware, then I updated the firmware and it fixed the issue.

You can get the firmware here, only works on Windows OS:

DeathAdder 2013 (2,4MB)

DeathAdder Chroma (2,4MB)

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How to Check if Meta Value Exist in WordPress Query

On a loop that performs data from custom meta field, to check if the meta key has value or exist, we can use the following query:

The above code can be used in WordPress older than 3.5 but it still usable in the latest version of WP, currently 5.1.

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How to Add SPF Record to Prevent Spamming and Spoofing

Spamming is a super annoying issue, especially if you are worried about the misuse of your domain name by the spoofer. You didn’t send the email, but a program or script can easily add your email address to the “From” field so ordinary people will recognize this email is posted by you (which is you didn’t), at the end of the day, this will affect your domain reputation.

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