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String.Empty versus “” [duplicate]
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answered May 25 '10 at 14:06
Michael Myers♦Michael Myers
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Javascript checkbox onChange
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dota2pro
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answered Apr 25 '18 at 1:57
VicVic
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RabbitMQ and relationship between channel and connection
...5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.951...
What is the recommended way to delete a large number of items from DynamoDB?
...aximum operations in a single request — You can specify a total of up to 25 put or delete operations; however, the total request size cannot exceed 1 MB (the HTTP payload).
Not an atomic operation — Individual operations specified in a BatchWriteItem are atomic; however BatchWriteItem as a whole...
Colspan all columns
...amNahom Tijnam
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Can I use break to exit multiple nested 'for' loops?
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Henk HoltermanHenk Holterman
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Should a retrieval method return 'null' or throw an exception when it can't produce the return value
...e it indicates an inconsistent state in the system. Example: GetPersonById(25) would throw if that person has been deleted, but GetPeopleByHairColor("red") would return an empty result. So, I think the parameters say something about the expectations.
– John Knoop
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Count Rows in Doctrine QueryBuilder
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edited Nov 27 '14 at 11:07
Flexo♦
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answ...
Rails: select unique values from a column
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In Rails 5, Model.uniq.pluck(:rating) will be Model.distinct.pluck(:rating)
– neurodynamic
Feb 23 '1...
What exactly does git's “rebase --preserve-merges” do (and why?)
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(Note: Git 2.22, Q2 2019, actually deprecates --preserve-merge, and Git 2.25, Q1 2020, stops advertising it in the "git rebase --help" output)
See commit 25cff9f, commit 7543f6f, commit 1131ec9, commit 7ccdf65, commit 537e7d6, commit a9be29c, commit 8f6aed7, commit 1644c73, commit d1e8b01, commit ...