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February 17, 2019

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Author: phptuts

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djvu

Javascript: read djvu online

phptuts January 10, 2019
Use library: minidjvu.js And BlobBuilder.js here. HMTL: Online demo
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  • JS
JavaScript Logo

Javascript: BlobBuilder polyfill

phptuts January 10, 2019
The BlobBuilder interface provides an easy way to construct Blob objects. Just create a BlobBuilder and append chunks of data to it by calling the…
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  • Uncategorized
Xpdf_logo

How to config fonts for Xpdf tools Linux

phptuts January 10, 2019
Xpdf is a free and open-source PDF viewer for operating systems supported by the Qt toolkit. Website: xpdfreader.com Step 1: make folder fonts eg: /root/xpdf-tools-linux-4.00/fonts…
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  • JS
nodejs_logo

How to fix error: WebSocket is already in CLOSING or CLOSED state

phptuts January 9, 2019
Some errors you can see: Example 1: Example 2: Example 3: How to fix this error? If you use socket.io, use version 2.0.3 If you…
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  • LINUX
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Memcached

How to install memcached on Ubuntu

phptuts January 9, 2019
We use Ubuntu 16.04.5 LTS 64bits Result: Done! Check:
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  • LINUX
change sshd_config

How to use Amazon Lightsail Linux with Putty and Bitvise Tunnelier

phptuts January 9, 2019
After create VPS, you will see info: Convert your private key See: How to use AWS EC2 Linux with Putty and Bitvise Tunnelier Starting a…
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batch convert png photos to jpg

How to batch convert png photos to jpg or vice versa

phptuts January 9, 2019
Example: you have an folder /root/fff7860c7319fa20c8340eb813637fba-i/ with many photos like this figure: And you want to convert all pagepng-*.png files to jpg format. How to…
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  • LINUX
calibre

How to install calibre ebook on CentOS

phptuts January 6, 2019
calibre is a powerful and easy to use e-book manager. Users say it’s outstanding and a must-have. It’ll allow you to do nearly everything and…
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centos

CentOS: how to fix error: Encoding file `eu1enc.def’ not found

phptuts January 6, 2019
Here is an example: How to fix this error? Install package texlive-euenc Result: Done! You can install more Result: Recent search terms:1FP9
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  • LINUX
pandoc

How to install pandoc on CentOS

phptuts January 6, 2019
Pandoc is a universal document converter Home page: http://pandoc.org/ Step 1: Download releases here: https://github.com/jgm/pandoc/releases Step 2: Step 3: Step 4: install xelatex (in package:…
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