CentOS: pandoc error: I can’t find file `pzdr’
Sample error: Fix: Step 1: find package Step 2: install texlive-zapfding yum install texlive-zapfding
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CentOS: fix error: LaTeX Error: File `iftex.sty’ not found.
Sample error: Fix: Step 1: Find package contains file `iftex.sty’: Step 2: yum install texlive-iftex
CentOS: fix error: I can’t find the format file `xelatex.fmt’!
Sample error: Fix: install texinfo-tex texlive-euenc texlive-textpos texlive-isodate texlive-titlesec texlive-changepage
CentOS: how to build pandoc from source
Method 1: use stack Step 1: install stack Step 2: download source of pandoc [root@tutorialspots ~]# git clone https://github.com/jgm/pandoc Cloning into ‘pandoc’… remote: Enumerating objects:…
Fix error ImageMagick convert pdf to png with blank/white space
To reduce white/blank space around text when converting from PDF to PNG, you can use the -trim option in ImageMagick, which will remove unnecessary spaces.…
Linux ImageMagick error: attempt to perform an operation not allowed by the security policy PDF
Example error: The error you are seeing comes from a security restriction applied by ImageMagick. In some cases, default security policies do not allow converting…
PHP 8 extensions: error: Missing arginfo for in Unknown on line 0
Example: Warning: Missing arginfo for dump_opcodes() in Unknown on line 0 Fix Step 1: add ZEND_BEGIN_ARG_INFO_EX(arginfo_dump_opcodes, 0, 0, 0) ZEND_ARG_INFO(0, filename) ZEND_END_ARG_INFO() Note: about ZEND_BEGIN_ARG_INFO_EX…
PHP error: PHP Startup: Invalid library (maybe not a PHP library) in Unknown on line 0
Example: PS D:\Appserv\www\test\opcode> php -d extension=opcode -r "phpinfo();" PHP Warning: PHP Startup: Invalid library (maybe not a PHP library) 'opcode' in Unknown on line 0…
The shadow DOM in HTML5
HTML5 is a content structure and presentation language for the World Wide Web and will be the core technology of the Internet in the not…
How to reset MariaDb 10.4 root password on Linux
You forgot or you unknow your root MYSQL password! How to reset MariaDb root password on Linux? Related articles – Old articles: How to change…