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1. cf7-prevent-multi-submit.php cf7-prevent-multi-submit.php

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   // Prevent Multi Submit on WPCF7 forms

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   add_action( 'wp_footer', 'mycustom_wp_footer' );

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   function mycustom_wp_footer() {

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   ?>

2. Using git submodules to version-cont... Using git submodules to version-control Vim plugins

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   # Using git-submodules to version-control Vim plugins

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   If you work across many computers (and even otherwise!), it's a good idea to keep a copy of your setup on the cloud, preferably in a git repository, and clone it on another machine when you need.

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   Thus, you should keep the `.vim` directory along with your `.vimrc` version-controlled.

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   But when you have plugins installed inside `.vim/bundle` (if you use [pathogen](https://github.com/tpope/vim-pathogen)), or inside `.vim/pack` (if you use Vim 8's packages), keeping a copy where you want to be able to update the plugins (individual git repositories), as well as your vim-configuration as a whole, requires you to use git submodules.