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Correct use of transactions in SQL Server
I have 2 commands and need both of them executed correctly or none of them executed. So I think I need a transaction, but I don't know how to use it correctly.
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Shortcut to comment out a block of code with sublime text
...answered Jul 12 '12 at 1:29
Randall MaRandall Ma
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How does lucene index documents?
...links . But i heard that Lucene project has a special stemmer named "Snowball"? Do you heard anything about that ?
– M.Amrollahi
Apr 9 '10 at 17:44
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Delete duplicate rows from small table
...s to do with the inner select statement here getting executed N times (for all N rows in the dupes table) rather than the grouping that's going on in the other solution.
– David
Sep 12 '17 at 12:36
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Gmail's new image caching is breaking image links in newsletter
...d also you have fixed some permissions against protected images.
You are all done now. Now you try to run your php-email script once again. As a result you receive another email in your Gmail or Hotmail inbox. you had fixed all the issues with your images. Now the images must be displayed in your ...
How to extract the decision rules from scikit-learn decision-tree?
...sion of sklearn, because some values of tree.tree_.feature are -2 (specifically for leaf nodes).
There is no need to have multiple if statements in the recursive function, just one is fine.
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What is the maximum float in Python?
I think the maximum integer in python is available by calling sys.maxint .
3 Answers
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Does order of where clauses matter in SQL?
Let's say I have a table called PEOPLE having 3 columns ID, LastName, FirstName , none of these columns are indexed.
LastName is more unique, and FirstName is less unique.
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Running multiple async tasks and waiting for them all to complete
...ed to run multiple async tasks in a console application, and wait for them all to complete before further processing.
9 Ans...
java: run a function after a specific number of seconds
...oc says:
After the last live reference to a Timer object goes away and all outstanding tasks have completed execution, the timer's task execution thread terminates gracefully (and becomes subject to garbage collection). However, this can take arbitrarily long to occur.
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