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How do SQL EXISTS statements work?
...M student WHERE EXISTS (SELECT 1 FROM student WHERE student.id > 1). I know what I wrote could be achieved by one simple WHERE query but I was just using it to understand EXISTS. I got all the rows. Is it indeed due to the fact that I didn't use correlated subquery? Thanks.
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Using a .php file to generate a MySQL dump
..._exec disabled by security, mysqldump-php works great! Just tried it right now on Umbler's servers and got the dump successfully. Thank you very much for the tip!
– giovannipds
Feb 28 '18 at 23:08
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How do I change permissions for a folder and all of its subfolders and files in one step in Linux?
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I think by now, it's actually faster to post here or use Google than to use man. Particularly for something like grep where if you are new to man it can be very time consuming to locate examples in the document, yet Google or SO provide...
How to merge specific files from Git branches
...sure in branch1 is checked out and active
$ git checkout branch2 file.py
Now file.py is now in branch1.
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SQL Server Management Studio won't let me add an index to a table
... I had the same issue when trying to add "Included Columns". I just now realized that for years (a Decade exactly) all I had to do was close the Table Designer and right-click on the Index to select "Properties" in order to add/edit them.... All these years wasted on writing custom scripts. ...
Is there a better way to do optional function parameters in JavaScript? [duplicate]
... support to improve rapidly.
EDIT (2019-06-12):
Default parameters are now widely supported by modern browsers.
All versions of Internet Explorer do not support this feature. However, Chrome, Firefox, and Edge currently support it.
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HTML list-style-type dash
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Its not working for both Gmail(Nov 2018) and Outlook 2016 now.
– user2875289
Nov 28 '18 at 3:35
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How can I insert values into a table, using a subquery with more than one result?
...M_ShName, Cse_M_TotSem,Cse_M_CreatedDate) VALUES ('ID','BJf', 'BJfg' , '4',Now()) select max(Cse_M_ID) as ID from iden_course how to add in this query
– SANDEEP
Sep 20 '14 at 10:57
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how to File.listFiles in alphabetical order?
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Ok, now you justify why it's simpler if you just want to print the results so I will remove my downvote.
– zelanix
Feb 18 '14 at 16:19
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Disable Browser Link - which toolbar
...developer tools network section with tons of XHR requests .. ugh, disabled now, worked for VS 2015 !!
– mikhail-t
Jul 3 '15 at 19:37
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