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Likelihood of collision using most significant bits of a UUID in Java
...ely not true for other types of UUIDs, as Carl Seleborg mentions.
Incidentally, you would be slightly better off by using the least significant half of the UUID (or just generating a random long using SecureRandom).
share
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How to get commit history for just one branch?
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Before Git 2.1 (August 2014), this mistake: git log -3master.. would actually show you the last 3 commits of the current branch (here my_experiment), ignoring the master limit (meaning if my_experiment contains only one commit, 3 would still be listed, 2 of them from master)
See commit e3fa568 by...
Using NumberPicker Widget with Strings
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@ArulxZ If you haven't already figured this out, just call picker.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); to prevent the keyboard from popping up.
– Karim Varela
Jun 1 '15 at 20:21
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How do I enumerate through a JObject?
...hat (after this line: JObject priceComplianceJson = JObject.Parse(File.ReadAllText(fullPath));) I get, "Cannot convert type 'System.Collections.Generic.KeyValuePair<string,Newtonsoft.Json.Linq.JToken>' to 'Newtonsoft.Json.Linq.JProperty'" Removing the casting works, though: var key = x.Key; ...
What does the M stand for in C# Decimal literal notation?
... Although it has been suggested that M
stands for money, Peter Golde recalls
that M was chosen simply as the next
best letter in decimal.
A similar annotation mentions that early versions of C# included "Y" and "S" for byte and short literals respectively. They were dropped on the grounds o...
how to pass an integer as ConverterParameter?
... @djacobson - True but that is what the ValueConversion attribute allows you to specify. Not exactly sure whether this is really used by at compile-time or run-time at all. In terms of the original posters question he specified that "i need it to be an integer. of course i can parse the str...
What does “Git push non-fast-forward updates were rejected” mean?
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GitHub has a nice section called "Dealing with “non-fast-forward” errors"
This error can be a bit overwhelming at first, do not fear.
Simply put, git cannot make the change on the remote without losing commits, so it refuses the push.
Usual...
“new” keyword in Scala
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Is it when we try to instantiate java objects only?
Not at all. There is two general cases when you ommit new in scala.
With singleton objects (that are oftenly used to store static functions and as a kind of factory similar to what you may seen in java):
scala> object LonelyGuy ...
How would I get a cron job to run every 30 minutes?
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I've always used */30 with success but I don't recall an application of mine where it was too critical if it only ran once an hour so I don't think I've ever checked.
– Adam Hawes
Feb 25 '09 at 5:39
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Eclipse JUNO doesn't start
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that fixed it for me:
rm YOUR_WORKSPACE/.metadata/.plugins/org.eclipse.core.resources/.snap
credit:
http://www.metod.si/job-found-still-running-after-platform-shutdown-eclipse/
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