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Technology

Fillable PDF Form NA1 Vietnamese Visa Application Form

Needed to fill this form for travelling to Vietnam by air, I found a few PDF and DOC version online, but needed one that can be filled in nicely. Hence creating this fillable PDF format. It will save your time at Vietnam Airport to declare it before you get visa stamp.

Download it here: Fillable PDF Form NA1 Vietnamese Visa Application Form

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Technology

Change /tmp mount for AVD installation in IntelliJ IDEA

After a day struggling to make space for /tmp just for installing a new system image for Android Virtual Device, right before I gave up, this magical thought came to my mind: why not change /tmp mount to somewhere more spacious: /home/<user>/tmp!

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Technology

Make `jekyll serve` a systemd Service

Recently I have just started to try out Jekyll, but I realized jekyll serve does not come with any script to allow me to run it on system startup. Thus, a simple script is written to make it a systemd script. This script runs jekyll serve on startup.

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Technology

Prevent Ubuntu 16.04 Lock Screen from Dimming

It annoys me that Ubuntu always dims and goes to blank screen whenever I lock my screen. To prevent this, I have written a script and now share it with all my readers.

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Technology

Correcting Default CJK font to Chinese in Ubuntu 16.04

Ubuntu 16.04 Chinese font has seemed a bit odd to me since Day 1, but I probably have got used to it. I didn’t quite realize it until Graham Ou’s answer on Quora pointed it out, that I have been reading the Japanese version of the same characters. Here’s how you should change it.

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How to create Boomerang style GIF from existing GIF using ImageMagick

Have you ever shot a set of burst images that you want to convert it to Boomerang style? Playing forward and backward indefinitely? All you need is one line command, so long as you have ImageMagick installed.

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Technology

Ajenti-v with php7.0-fpm on Ubuntu 16.04.1

Today the site was down for a few hours after upgrading from Ubuntu 14.04.5 LTS to 16.04.1 LTS. Ajenti-v was not able to work immediately, due to PHP version upgraded from 5.6 to 7.0. Here is the solution.

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Technology

jQuery Ajax PUT request with Form-Data workaround

Have you ever needed to do jQuery Ajax PUT request? It’s not as hard as you think.

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Technology

Solution: Super + E, Ctrl + Alt + T not working

Encountered a weird problem, on Ubuntu 14.04 LTS, suddenly I was not able to launch home folder with nautilus using  Super + E , nor to launch terminal using  Ctrl + Alt + T.

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Technology

Quick fix to phonegap error due to default nodejs location in Ubuntu 14.04

Ubuntu 14.04 has nodejs installed instead of node, but the error message from phonegap is dubious. Took me a bit of time to realize what went wrong.