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Trouble comparing time with RSpec
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158
Ruby Time object maintains greater precision than the database does. When the value is read ba...
insert vs emplace vs operator[] in c++ map
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5 Answers
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Append a dictionary to a dictionary [duplicate]
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525
You can do
orig.update(extra)
or, if you don't want orig to be modified, make a copy first:...
jQuery deferreds and promises - .then() vs .done()
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578
The callbacks attached to done() will be fired when the deferred is resolved. The callbacks at...
How to concatenate string variables in Bash
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edited Sep 1 '19 at 12:51
Potherca
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answered N...
Lombok is not generating getter and setter
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15
If even after doing above steps it doesn't work, then EXIT and START eclipse again. Simple File->Restart doesn't work. Explicit EXIT and ...
How can I ask the Selenium-WebDriver to wait for few seconds in Java?
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15 Answers
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Finding index of character in Swift String
...but using a wrapper to index by integers (see https://stackoverflow.com/a/25152652/669586) is dangerous because it hides the inefficiency of real indexing.
Note that Swift indexing implementation has the problem that indices/ranges created for one string cannot be reliably used for a different stri...
Python multiprocessing PicklingError: Can't pickle
...ck (most recent call last):
File "/usr/lib/python2.7/threading.py", line 552, in __bootstrap_inner
self.run()
File "/usr/lib/python2.7/threading.py", line 505, in run
self.__target(*self.__args, **self.__kwargs)
File "/usr/lib/python2.7/multiprocessing/pool.py", line 315, in _handle_ta...
CHECK constraint in MySQL is not working
...c/refman/8.0/en/create-table-check-constraints.html
If you use MySQL 8.0.15 or earlier, the MySQL Reference Manual says:
The CHECK clause is parsed but ignored by all storage engines.
Try a trigger...
mysql> delimiter //
mysql> CREATE TRIGGER trig_sd_check BEFORE INSERT ON Customer
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