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Which terminal command to get just IP address and nothing else?
... This is the best answer. ifconfig is deprecated several years now on most os's.
– pozcircuitboy
Jun 19 '19 at 20:39
2
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How do I specify unique constraint for multiple columns in MySQL?
...mple:
PRODUCT_NAME, PRODUCT_VERSION
'glass', null
'glass', null
'wine', 1
Now if you try to insert ('wine' 1) again it will report a constraint violation
Hope this helps
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python: how to identify if a variable is an array or a scalar
... ah, it's a tuple on the right, not a list, got it, thanks and it works now. I regret, I can't upvote 2 times - the best solution so far :)
– Oleg Gryb
Jun 12 '14 at 17:42
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top nav bar blocking top content of the page
...or inspiring a programatic solution! I have a great working implementation now in GWT with nice encapsulated well structured code... thanks to a lack of Javascript ;-)
– Alex Worden
Mar 13 '16 at 20:15
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“rm -rf” equivalent for Windows?
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Mystified here. I know that I tried this command and it did not work if there were files in the directory tree; now I go back and . . . magically it seems to work. Does anyone else experience inconsistent behavior with this?!
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Select last row in MySQL
...ata is ordered in the database files (for InnoDB at least), and the RDBMS knows where that data ends, and it can optimize order by id + limit 1 to be the same as reach the max(id)
Now the road less traveled is when you don't have an autoincremented primary key. Maybe the primary key is a natural ke...
How do I rename the extension for a bunch of files?
...is does not work for filenames with spaces in them without proper quoting (now added above). When working purely on your own files that you know do not have spaces in the filenames this will work but whenever you write something that may be reused at a later time, do not skip proper quoting.
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How do I convert seconds to hours, minutes and seconds?
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I tried using datetime.now() instead of time.time() to generate my timedelta object and I get the same error.
– medley56
Sep 25 '17 at 16:45
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How do I fetch a single model in Backbone?
...n you please provide a working link? unfortunately, this one is broken for now
– AlexNikolaev94
Oct 6 '16 at 11:50
her...
Adding two numbers concatenates them instead of calculating the sum
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I would discourage anyone from using this shortcut. I know that actually parsing a string into a number requires more code but at least the code clearly matches the intention.
– Si Kelly
May 10 '17 at 12:33
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