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How do I get rid of this unwanted bar from Eclipse?
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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
... @ariel The 'correct' way is to get all the wheels, ordered by CarId (1 select), and if more details than the CarId are required, make a second query for all cars (2 queries total). Printing things out is now optimal, and no indexes or secondary storage were required (you can iterate ...
git revert back to certain commit [duplicate]
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You can revert all your files under your working directory and index by typing following this command
git reset --hard <SHAsum of your commit>
You can also type
git reset --hard HEAD #your current head point
or
git reset --hard HEAD^ #your previous head point
Hope it helps
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How to get the integer value of day of week
...he DayOfWeek property would return zero on sunday. Almost introduced a bug by implementing the top voted answer. Thanks!
– breez
Jul 18 '19 at 7:32
add a comment
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How do you use gcc to generate assembly code in Intel syntax?
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How can I delete a file from a Git repository?
... rm, especially for multiple files, consider any wildcard will be resolved by the shell, not by the git command.
git rm -- *.anExtension
git commit -m "remove multiple files"
But, if your file is already on GitHub, you can (since July 2013) directly delete it from the web GUI!
Simply view any file...
Java: using switch statement with enum under subclass
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By the way I think you'll find that enums in Java are incredibly useful once you start to use them more, I wouldn't say they're a mess at all :)
– darrengorman
Apr 15 '12 at 11:17
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Why use iterators instead of array indices?
... container has iterator capabilities.
You could enhance your code further by using standard algorithms. Depending on what it is you're trying to achieve, you may elect to use std::for_each(), std::transform() and so on. By using a standard algorithm rather than an explicit loop you're avoiding re...
How to avoid installing “Unlimited Strength” JCE policy files when deploying an application?
I have an app that uses 256-bit AES encryption which is not supported by Java out of the box. I know to get this to function correctly I install the JCE unlimited strength jars in the security folder. This is fine for me being the developer, I can install them.
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uint8_t vs unsigned char
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I thought an unadorned unsigned was unsigned int by definition?
– Mark Ransom
Nov 29 '09 at 19:29
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