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Spring Boot + JPA : Column name annotation ignored
...ved to physical names by PhysicalNamingStrategy, at least that seems to be what the doc says: docs.jboss.org/hibernate/orm/5.1/userguide/html_single/chapters/…
– Orhan
Jun 28 '17 at 13:24
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using gitignore to ignore (but not delete) files
... changes to that also show up in git status after .gitignore ing them. What should I do?
5 Answers
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Designing function f(f(n)) == -n
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You didn't say what kind of language they expected... Here's a static solution (Haskell). It's basically messing with the 2 most significant bits:
f :: Int -> Int
f x | (testBit x 30 /= testBit x 31) = negate $ complementBit x 30
| ...
Generating a list of which files changed between hg versions
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status is what you need.
But, depending what you mean by "between two revisions", you might also consider using the "x::y" (DAG - Directed Acyclic Graph) range.
Given parallel changesets,
1--2---4
\---3
hg status --rev 1:4 woul...
Replace first occurrence of pattern in a string [duplicate]
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much better than the regex imho, this is what the regex will eventually do anyway, after skipping overhead. In very long strings with the result very far at the end, the regex impl might be better as it supports streaming the char array, but for small strings, this ...
How to timeout a thread
... you are interested in stopping it in it way. Or thread should be aware of what it is supposed to do when it is interrupted. After all, interruption and stopping any thread is just a request which the target thread might accept or reject, so its better to write task keeping this in mind.
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How to simulate a button click using code?
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But what is the View for Android's back button?
– Peter Ajtai
Nov 22 '11 at 21:12
4
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When should I use Debug.Assert()?
...over the things it assumes.
A well-written assertion can tell you not just what happened and where (like an exception), but why.
An exception message can often be cryptic, requiring you to work backwards through the code to recreate the context that caused the error. An assertion can preserve the pr...
How to pattern match using regular expression in Scala?
... => d.toInt case _ => 0 }
res56: Int = 10
An impressive example on what's possible with Dynamic is shown in the blog post Introduction to Type Dynamic:
object T {
class RegexpExtractor(params: List[String]) {
def unapplySeq(str: String) =
params.headOption flatMap (_.r unapplyS...
Image Processing: Algorithm Improvement for 'Coca-Cola Can' Recognition
...choice. It's very robust against scale and rotation operations. It 's somewhat robust against perspective deformation (this can be improved as suggested by stacker: a template database with different perspective views of the desired object). Its Achilles' heel in my experience would be strong ligh...