Paul Sutton

Personal Blog

How to watermark a page in LaTeX

When writing a document in LaTeX it is useful, sometimes to be able to display a watermark on the page. This can relay different messages to the reader for example:

  • Copyright information
  • Status of document – draft, revision, final,

To do this, we can use:-

\usepackage{draftwatermark} %watermarks
\SetWatermarkText{Copyright} %set message
\SetWatermarkScale{5} %set size

You can view an example in Overleaf here

References


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Switching Portrait to Landscape in LaTeX

When writing in LaTeX, you may need to switch the page orientation to Landscape, in order to display graphics, charts or tables, for example.

As you would expect with LaTeX, there is a package for that.

You need to add

\usepackage{lscape}

To the preamble, then within your document use

\begin{landscape}

--- content --- 

\end{landscape} 

To switch page orientation.

I have taken the example document provided by Overleaf and applied the above and set the galaxy graphic to appear on a landscape page.

You can open this example in Overleaf here

References


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STEM CLUBS

As I am currently looking for paid employment. In order to help me gain this spending my time learning and developing my skills and knowledge further.

I would like to perhaps be involved with, or help run STEM clubs in a school, or other facility.

As I am currently a volunteer at Paignton Library [1] involved with Code Club [2] as part of this I have completed related courses with FutureLearn [4]. To further support Code Club I working through “Responsive Web Design” with Free Code Camp [7]. The knowledge gained from this has wider educational uses. I have been sending out materials since April.

In terms of further skill development

FutureLearn offer a wide range of courses aimed at education. Having identified several courses that could be of interest am working to complete these over time.

As I am also undertaking OpenLearn courses, I am also driven to try and keep up with developments in various fields.

To help with STEM clubs, I have identified resources that may be of interest. I also have ideas on how these could potentially be used by a club.

I am confident that the above demonstrates a serious commitment to this, and that my previous work experience and learning gives me the skills and knowledge required.

I am putting together plans using Overleaf so hopefully I will cover what is needed for some fun / informative and educational activities.

One plan is based on an activity on the Compound Interest website [9] describing how to use red cabbage as an acid / alkali indicator.

Please contact me for the latest version of my session plan draft.

While work in progress, I hope that it does illustrate that I am able to plan sessions, consider the education and learning outcomes, I have used a FutureLearn course [4] to help me, but also consider health and safety too.

By undertaking this on a paid basis, it will help to cover costs and provide funds to find and prepare further resources.

I am aware that this is going to be more difficult given the situation, but there is no harm in planning and looking at ideas and presenting these. Hopefully the lock down won't last forever.

You can see from my Education and Training that I have also been keeping my safeguarding and other core training up to date. This is another demonstration of my commitment.

References

1 Paignton Library 2 Code Club 3 Computing At School 4 FutureLearn 5 FutureLearn Profile 6 OpenLearn 7 FreeCodeCamp 9.Compound Interest


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Hubble – Eye in the Sky – Mini Series

Yesterday (15/7/2020) NASA started a 3 part mini series on the Hubble space telescope.

Schedule as follows

  • Episode 1: Driving the Telescope Release date: July 15,
  • Episode 2: An Unexpected Journey Release date: July 20
  • Episode 3: Time Machines Release date: July 23

Should make an interesting series.

#space,#nasa,#telescope,hubble,#miniseries,#series,#science,#astronomy


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UBUNTU 19.10 END OF LIFE

Following the Ubuntu announcement is the Lubuntu blog post, indicating the end of support for 19.10 (Eoan Ermine), starting Friday, 17th of July 2020.

In any case, if you're using 19.10 (see lsb_release -d), please upgrade as soon as possible, but certainly before Friday.

— @kc2bez on Telegram @kc2bez on Freenode IRC

9150 77E7 6EFC 53F7 5CBC 6EB9 98D2 9485 5C5A 7872

— Lubuntu-users mailing list Lubuntu-users@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/lubuntu-users


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Free Virtual Summer camps – from Microsoft

Just sharing this, in case anyone is interested

#coding,#camp,#learning,#programming,#microsoft,#virtual


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Rosetta@home

This looks interesting if you're into Science and distributed computing : Running Rosetta@home on a Raspberry Pi with Fedora IoT

Links

Other distributed computing projects

Further reading

There is a software engineering thread on Qoto Discourse where we can discuss further if required. Or join Qoto.org and discuss there too.

#science,#hardware,#computer,#cluster,#distributed, #computing

I can be contacted on Mastodon here.

cc-by logo

Licenced under Attribution 4.0 International (CC BY 4.0)

Get a free Repl.it online IDE account here Get an Overleaf account here, Online collaborative LaTeX Editor


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CAS Meeting 14/7/2020

Tuesdays Computing At School Twitter CASChat meeting:

Date: Tuesday 14th July Time: 8:00pm (20:00) UK time.

Please follow CasChat for more details and remember to use the hashtag #caschat

#computing, #teaching, #twitter,#caschat


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New Chemistry podcast

I found a link to this on Twitter so am sharing here too. A new Chemistry podcast from the European Young Chemists' Network has started. The first episode covers “CO2 Reduction, a Possible Solution for the Climate Crisis?”

#podcast,#chemistry,#eycn,#STEM,


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PDF to PNG conversion

If you have a single or multiple page pdf file, you may,want to share a page on a website or on social media. If you can't upload the pdf directly or need to upload in a graphics format. This how_to will explain how to export a page in PNG (Portable Network Graphics) format.

Firstly the steps were undertaken using:-

  • Debian Linux 10
  • GIMP 2.10.8

Step 1:

The first step is to Open the PDF file in Gimp.

open pdf in gimp

Step 2

The next step is to choose the page of the PDF file you wish to import.

Select Page

Step 2a

You will now see the page has been imported in to Gimp

Page imported

Step 3

Now go to File —> Export As

Export As As

Step 4

You then see the file type box.

file type

Step 4a

From here, delete the extension from the file name (as in the .png part) at the top, then select png from the select file type list at the bottom.

File type 2

Make sure the file type is selected

Select Export (bottom right

If you don't get any errors you should get the box below

Step 5

Export Options

I didn't want to set any options here so just went ahead and selected Export

After which the newly created png file is displayed

png file displayed

You can now go back and select other pages to export.

Hopefully this How_to is useful.

Thank you to Andrew at Boost Torbay for suggesting I use gimp or Photoshop to do this.

The #BoostTorbay chat runs every Friday from 8-9pm. A chat filled with laughs, a spot of networking and on occasion some serious stuff.


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