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What is the difference between shallow copy, deepcopy and normal assignment operation?
...ss instances):
A shallow copy constructs a new compound object and then (to the extent possible) inserts references into it to the objects found in the original.
A deep copy constructs a new compound object and then, recursively, inserts copies into it of the objects found in the
o...
How to create a remote Git repository from a local one?
...sh/pull tracker for your local repository (git remote add origin URL), and then locally you just say git push origin master. Now any other repository can pull from the remote repository.
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How to Sort a List by a property in the object
...ealing with huge data sets and holding them in memory is already an issue, then it should suffice.
– Lazarus
Apr 22 '15 at 18:36
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How to get number of entries in a Lua table?
...rate table (for example accessible as upvalue for __index and __newindex). Then both __index and __newindex would fire for each table access. You should check if the performance is acceptable though.
– Alexander Gladysh
Apr 26 '10 at 19:27
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Implement Stack using Two Queues
... items from queue1 into queue2
dequeue and return the last item of queue1, then switch the names of queue1 and queue2
Version B (efficient pop):
push:
enqueue in queue2
enqueue all items of queue1 in queue2, then switch the names of queue1 and queue2
pop:
deqeue from queue1
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jQuery click events firing multiple times
...
Works like a charm! My function would run once on click, then twice, four times... .off() before .on() solved this problem.
– jumpOnCommand
Feb 7 at 19:39
ad...
How do you clear the SQL Server transaction log?
...ntial backup.)
Presumably your database is in FULL recovery mode. If not, then make sure it is:
ALTER DATABASE testdb SET RECOVERY FULL;
Even if you are taking regular full backups, the log file will grow and grow until you perform a log backup - this is for your protection, not to needlessly ea...
What is the best way to auto-generate INSERT statements for a SQL Server table?
...chema and Data. Select the appropriate option and click on OK.
You will then get the CREATE TABLE statement and all of the INSERT statements for the data straight out of SSMS.
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multi-layer perceptron (MLP) architecture: criteria for choosing number of hidden layers and size of
If we have 10 eigenvectors then we can have 10 neural nodes in input layer.If we have 5 output classes then we can have 5 nodes in output layer.But what is the criteria for choosing number of hidden layer in a MLP and how many neural nodes in 1 hidden layer?
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How to remove leading and trailing whitespace in a MySQL field?
...tPos, prevStartPos, startInc, len, lenInc INT;
IF subject REGEXP pattern THEN
SET result = '';
-- Sanitize input parameter values
SET minMatchLen = IF(minMatchLen < 1, 1, minMatchLen);
SET maxMatchLen = IF(maxMatchLen < 1 OR maxMatchLen > CHAR_LENGTH(subject),
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