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Find the extension of a filename in Ruby
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167
That's really basic stuff:
irb(main):002:0> accepted_formats = [".txt", ".pdf"]
=> [".t...
Django queries - id vs pk
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edited Aug 31 '19 at 13:25
Deepstop
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Using System.Dynamic in Roslyn
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219
I think that you should reference the Microsoft.CSharp.dll assembly
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Difference between save and saveAndFlush in Spring data jpa
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139
On saveAndFlush, changes will be flushed to DB immediately in this command. With save, this is...
python dataframe pandas drop column using int
I understand that to drop a column you use df.drop('column name', axis=1). Is there a way to drop a column using a numerical index instead of the column name?
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Does a const reference class member prolong the life of a temporary?
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168
Only local const references prolong the lifespan.
The standard specifies such behavior in §8...
PHP Fatal error: Call to undefined function json_decode()
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Using Ubuntu?
Short answer:
sudo apt-get install php7.2-json
(or php7.1-json or php5-json depending on the PHP version you're running)
Then of course make sure you restart Apache:
sudo service apache2 restart
Or if you are using PHP-FPM:
sudo service php7.2-fpm restart
(Or php7.1-fpm or...
ASP.NET Web API Authentication
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137
allow a user to log in to the API
You need to send a valid Forms Authentication cookie al...
How to list all tags that contain a commit?
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edited Jan 16 at 2:05
answered Oct 27 '11 at 22:16
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How do I create a datetime in Python from milliseconds?
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Just convert it to timestamp
datetime.datetime.fromtimestamp(ms/1000.0)
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