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What's the difference between the atomic and nonatomic attributes?
...bject by calling setFirstName: and then calling setLastName:. In the meantime, thread B may call fullName in between thread A's two calls and will receive the new first name coupled with the old last name.
To address this, you need a transactional model. I.e. some other kind of synchronization ...
How do I count the number of occurrences of a char in a String?
... just once
More info in github
Perfomance test (using JMH, mode = AverageTime, score 0.010 better then 0.351):
Benchmark Mode Cnt Score Error Units
1. countMatches avgt 5 0.010 ± 0.001 us/op
2. countOccurrencesOf avgt 5 0.010 ± 0.001 us/op
3. stringTokeni...
Textarea to resize based on content length [duplicate]
...fication:
function textAreaAdjust(o) {
o.style.height = "1px";
setTimeout(function() {
o.style.height = (o.scrollHeight)+"px";
}, 1);
}
Hope this helps someone
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How do I download a file over HTTP using Python?
...st. You can then call iter_content() on the response to read a chunk at a time.
– kvance
Jul 28 '13 at 17:14
7
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How do you maintain development code and production code? [closed]
...ctices:
master is the branch ready to be deployed into production at any time: the next release, with a selected set of feature branches merged in master.
dev (or integration branch, or 'next') is the one where the feature branch selected for the next release are tested together
maintenance (or ho...
What is attr_accessor in Ruby?
I am having a hard time understanding attr_accessor in Ruby .
Can someone explain this to me?
19 Answers
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Difference between a Seq and a List in Scala
I've seen in many examples that sometimes a Seq is being used, while other times is the List...
5 Answers
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How do I create test and train samples from one dataframe with pandas?
... @RishabhAgrahari randomly shuffles different data split every time according to the frac arg. If you want to control the randomness you can state your own seed, like in the example.
– MikeL
Nov 15 '17 at 9:32
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What's the difference between session.persist() and session.save() in Hibernate?
... persistent instance immediately,
the assignment might happen at flush
time. The spec doesn't say that, which
is the problem I have with persist().
persist() also guarantees that it will
not execute an INSERT statement if it
is called outside of transaction
boundaries. This is usef...
What is the point of Lookup?
...mple means that you have to regenerate the Lookup from the Dictionary each time the latter changes. But for some data it could be the right solution.]
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