How to import an SSH Key into Prompt for iPad via iTunes file transfer

The following steps explain how to set up your SSH Key with the Prompt SSH Client for iOS by Panic using iTunes to transfer the SSH Key file. This is a continuation of the previous post regarding the process of setting up SSH Keys within Diet Coda using the copy and paste import method.

Both the file transfer and copy / paste methods can be used in either application (Diet Coda or Prompt) and although some steps will vary in terms of how they look, the general process is very much the same.

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How to import an SSH Key into Diet Coda for iPad using copy and paste

Panic recently released their new Diet Coda application for iPad, a syntax highlighted remote editing tool with integrated command line support – as seen in their Prompt application – which can be used on both the iPad and iPhone.

To access your server via SSH / SFTP you will need to import your private SSH Key, which can be done in two different ways. The following process takes you through the copy and paste import method as prior to version 1.0.3 there was a bug preventing you from transferring the files via iTunes. Continue reading

UNIX Count total number of lines in all files recursively

Recently I have been working on a fairly large product alongside one other developer and out of interest was keen to discover roughly how many lines of code we had written between us.

The following snippets use the wc command and can be run on the command line to output the total number of new line characters present in all files within a directory recursively.

wc -l `find /path/to/directory/ -type f`

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Eclipse Indigo LDAP Browser plugin installation guide

If you have recently installed or upgraded to Eclipse Indigo 3.7.x and require use of the LDAP browser functionality to connect to and manage an LDAP server from within Eclipse, rather than downloading the entire Apache Directory Studio you can simply install the LDAP browser plugin.

To install this plugin you will need to launch the Eclipse Indigo application and in the main menu bar go to Help > Install New Software. Continue reading

Using front-end AJAX requests in your WordPress plugins

Although it is fairly uncommon to be adding AJAX functionality to your WordPress plugins, it can be necessary for it to be added. Luckily it is quite easy and straight forward to integrate the required components as and when they are required.

To help explain how this can be achieved, we will be creating a plugin called “Ajax Example“, stored in the folder “ajax-example” inside the plugin directory of your WordPress install.

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Forcing a WordPress plugin to be loaded before all other plugins

When you activate a plugin via the WordPress admin panel it calls the action hook “activated_plugin“, which updates the “active_plugins” site option stored in the database to determine which plugins your site should load.

The option value is a serialized array of the active plugins saved in alphabetical order according to the plugin directory and file name, for example:

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Adding custom columns to the WordPress comments admin page

Adding custom columns to the WordPress admin pages is fairly easy, however not all the filters available to you are displayed on Plugin API Filter Reference page. The following article will take you through the process of adding additional columns to the comments admin page using two undocumented filters.

If you are not a plugin author intending to use this functionality within a plugin, you should place the following code examples into your theme’s functions.php file.

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Connecting to an Apple Time Capsule Disk over the internet (WAN) using Windows

If you are like myself and sitting on the fence between Windows and Apple based products, you may want to communicate between Windows1 and your Apple Time Capsule Disk both locally (LAN) and via the internet (WAN).

Setting up the Time Capsule Disk as just a local network drive is fairly easy2, however there is little instruction on sharing disks over WAN if you’re using Windows.

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WordPress append page slug to body class

Styling different pages in WordPress is a relatively easy process if you make use of the default body classes that are made available to you, especially the unique page ID class “page-id-123“.

The problem with using the ID class to identify an individual page is that a page ID can quite easily change when working with a development version or even migrating your blog from one install to another. Continue reading