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Simple YouTube timers for Google Slides

I've done a few simple timers that can be added to Google Slides. There are lots of these on YouTube - but I thought I'd put a few in one place to make it easy to find them.
e.g:

Feel free to use in any way you want. If you want other times, or ones with sound - let me know (Post a comment etc).
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Delete a specific email using GAM

If a user send an inappropriate email to a loads of people or get stung by some sort of email exploit you can quickly delete the email from all of the recipients using a GAM command.
Step 1 - get the email header Go into Google Vault and search for the offending user or someone known to have got the message.
Click show details and grab the email ID. This will be a long string of characters followed by @mail.gmail.com
Step 2 - find out who has the email Go into Google Vault and find the original message sent by the offending user. Look at the details to see who got it. Copy the list and dump it into a spreadsheet. Clean up to just a list of emails with a column header 'mail'. Save as a csv file.
Step 3 - delete messages with GAM Put your CSV file in your GAM folder - this e.g. assumes its called mail.csv
Run:
gam csv mail.csv gam user ~mail delete messages query rfc822msgid:MESSAGEIDHERE doit

 The alternative nuke option is:
gam all users delete messages query rfc822msgid:MESSAGEI…
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How to push bookmarks to users in Chrome via the management console

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Under Device Management > Chrome > User Settings > User Experience you will now find the option to add managed bookmarks.


In the example above, the bookmarks are applied to the sub-OU of 'students' - so all our students will get these bookmarks. Simply add your url and the bookmark name, click the + and save. These will appear in a folder called 'yourdomain bookmarks' - see below:



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How to do vertical text in Google Spreadsheet

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=ARRAYFORMULA(CONCATENATE((MID( "English Lit"; ROW(INDIRECT("YY1:YY"&LEN( "English Lit" ))); 1)&CHAR(10))))

Don't worry how it works - just copy and paste - change both english lit's to whatever you want.
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