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#PGADMIN 4 BUILDING A QUERY GRAPHICAL HOW TO#
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So, based on the above examples, if we want to make the Logitech R700 presenter work with Preview slideshows, we have to do the following key remappings: Presenter Key Remappings For Logitech Presenter And Preview The presentation control keys of Preview are as follows: Task

#PGADMIN 4 BUILDING A QUERY GRAPHICAL PDF#

Preview is the default PDF and image viewer of macOS, and it can be used for presentations in PDF format (you can also use Preview for photo slideshows)

#PGADMIN 4 BUILDING A QUERY GRAPHICAL MAC#

In case you want to enter Page Up and Page Down on a Mac keyboard, use fn-Arrow Up and fn-Arrow Down, respectively.

These keys will be the targets to which you need to remap the keys of your presenter. If not, you can search it on Google, or simply trying it out in the application. You can check if the keyboard shortcuts of your application are listed in the application’s manual.

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Which Keys Does My Presentation Software Use? So, now you have to find out which keyboard shortcuts your specific presentation application uses. Even Microsoft Power Point under Mac uses Cmd-Shift-Enter to enter Slide Show Mode, rather than F5. The dot key hides the current slide.ĭifferent presentation applications use different keys for these tasks. F5 enters Slide Show Mode and Esc exits it. These functions are clearly targeted at Microsoft Power Point under Windows. The functions of these keys, as revealed by Keyboard Viewer, are as follows: Presenter Key

The Logitech R700 Presenter has four keys, as show on this picture: Now, just press all the keys on your presenter and observe which keys get highlighted in the Keyboard Viewer. If you click Show Keyboard Viewer, a small keyboard appears on the screen, which highlights every key as it is pressed.

You find it in the Input Menu of the menu bar, as shown below: To find out the functions of the keys on your presenter, open Apple’s built-in Keyboard Viewer. What Functions Do The Keys On My Presenter Have?

Which keys does your presentation software use?.

What function do the keys on your presenter have?.

If your presenter doesn’t work with your presentation software, you need to know two things in order to make it work: However, your specific presentation software might use other keys for switching between slides, and in this case the presenter seems to “not work”. These default functions of presenter keys are chosen like this, because many presentation applications (for example, Microsoft Power Point) used Page Up and Page Down to switch between slides in presentation mode. This means that pressing the Next key on the presenter is really just the same thing as pressing Page Down on the computer keyboard. In many presenters, the Next and Previous keys are mapped to Page Down and Page Up.

The most important of these keys are the Next and Previous keys, which are supposed to switch to the next and previous slide in the presentation, respectively. How Does A Wireless Presenter Work?Ī wireless presenter is basically just a wireless keyboard with very few keys.

#PGADMIN 4 BUILDING A QUERY GRAPHICAL HOW TO#

This document explains how to remap the keys of the presenter, to make it work with a specific presentation software. As they say, you can do this on a per-session basis, or in your ~/.A wireless presenter is a very useful device for switching between the full-screen slides in a presentation. Props to Postgres Weekly for that last tip. Which can then be used before queries like so: \set explain 'explain (analyze, format json, buffers, verbose)' To make it easier to use lots of parameters, you can set up a variable like this: Here are a couple of examples of the latter, for macOS and Linux respectively: If you’re calling psql from a shell script, the equivalent that covers both is: psql -Atįor especially long query plans, you can output to a file, or even pipe the plan straight to the clipboard. To remove the text before and after, you can toggle tuples-only with \t To remove the line ending characters you can toggle alignment with \a There’s some important information at the bottom of a query plan, so be careful to copy the whole thing.įor JSON plans, even though the default settings in psql will not output valid JSON, copying and pasting it into pgMustard should “just work”. When using psql (the official CLI) we recommend requesting TEXT format query plans.