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Difference between repository and service?
... I have easily testable code and separated my concerns, because my service does not know how the DB calls are done, but merely calls the functions of the repository that does. Therefore business logic and data access are separated. Would this be a viable approach?
– darophi
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How do you sort an array on multiple columns?
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@bstst your way is better, because it doesn't evaluate (a.name - b.name) unless necessary. Creating variables first does extra work even if it's not needed.
– andi
Feb 27 '18 at 3:38
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LINQ Ring: Any() vs Contains() for Huge Collections
...ss it a custom predicate, but Contains might be slightly faster because it doesn't need to perform a delegate invocation for each element.
– LukeH
Dec 14 '10 at 23:45
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How to get the parents of a merge commit in git?
...commit>^1 and <commit>^2, e.g.:
git show <commit>^1
This does generalize; for an octopus merge you can refer to the nth parent as <commit>^n. You can refer to all parents with <commit>^@, though this doesn't work when a single commit is required. Additional suffixes can...
Call AngularJS from legacy code
...k if debug data is turned off, which is the recommendation for production. Doesn't that make it useless in this scenario? This will only for testing/debugging.
– K. Norbert
Dec 9 '14 at 15:28
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How to do parallel programming in Python?
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does pool.map also accepts dictionaries as args? Or only simple lists?
– The Bndr
Jun 10 '15 at 13:44
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Compare integer in bash, unary operator expected
...inal example,
if [ $i -ge 2 ] ; then ...
The first thing that the shell does when executing that particular line of code is substitute the value of $i, just like your favorite editor's search & replace function would. So assume that $i is empty or, even more illustrative, assume that $i is a...
How to install a specific version of a ruby gem?
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Worth noting that this does not seem to affect executable binaries. Uninstalling the previous version worked for binaries though.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Feb 21 '19 at 8:16
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Creating java date object from year,month,day
... Note that Calendar is now obsoleted by th the Java 8 java.time API, which does the right thing.
– JB Nizet
Sep 27 '17 at 6:55
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How to check if a value exists in an array in Ruby
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Let me just note that internally, #include? still does perform looping. The coder is saved from writing the loop explicitly, though. I have added an answer that performs the task truly without looping.
– Boris Stitnicky
Dec 16 '13 at 3:...