RocketDock is a desktop application launcher with a clean interface that allows you to organize your desktop and keep it accessible. It offers various features, such as minimizing windows to dock, real-time Windows preview, running application indicators, and simple drag-and-drop interface. The Hidden Files widget will show the popup with two options. Select Keep option that will install widget in the dashboard directory. Press F4 key and select the Hidden Files widget from the list of other installed widgets and place it any where on the screen. Void userfunction (GtkFileChooserWidget.widget, gpointer userdata) The::show-hidden signal is a keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser display hidden files. The default binding for this signal is Control + H. The Hiddenfiles Widget is a free tool that you can use to display hidden files on your Mac. There are many reasons that your Mac might decide a file needs to be non-visible, but they can often lead to frustration if you're looking to do something specific or if you just want to free up space.
I noticed this because part of my postflight imaging task for my lab systems is to show all files, but in Mavericks, the com.apple.finder defaults domain is case sensitive. So if you have com.apple.Finder you’ll need to edit it in such a workflow. So, for example, if you need to see hidden files, use the following commands:defaults write com.apple.finder AppleShowAllFiles -boolean true killall Finder
The problem with seeing hidden files is that you see a lot of stuff that you really probably don’t want to see. So to get back to a state where you don’t have to see all of the invisible files, use the following commands: 
defaults delete com.apple.finder AppleShowAllFiles killall Finder
One thing that you may initially think when you see this gadget is that it is so simple. In fact, it may be so simple that you do not know what to do with it initially. What it does is it checks if the hidden file option is turned on or off. It also gives you the option to check the various hidden files that are available as well as the protected system files and file extensions. With the use of this gadget, no need to browse through several folders wherein you get confused in the process. You can have everything easily with the use of this very simple gadget.
Hidden Files Program
Screenshots
Hidden Files Widget
How to Install Desktop Gadgets for Windows 10