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Length of string in bash
...ALL
LANG=C LC_ALL=C
bytlen=${#myvar}
LANG=$oLang LC_ALL=$oLcAll
printf "%s is %d char len, but %d bytes len.\n" "${myvar}" $chrlen $bytlen
will render:
Généralités is 11 char len, but 14 bytes len.
you could even have a look at stored chars:
myvar='Généralités'
chrlen=${#myvar}
oLang=$LA...
In what order are Panels the most efficient in terms of render time and performance?
... than one panel would suitable for the layout I want, however I know there is a difference in render times for different panel types.
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How does RewriteBase work in .htaccess
I have seen this in a few .htaccess examples
8 Answers
8
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What is a good Hash Function?
What is a good Hash function? I saw a lot of hash function and applications in my data structures courses in college, but I mostly got that it's pretty hard to make a good hash function. As a rule of thumb to avoid collisions my professor said that:
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Difference between Hive internal tables and external tables?
...pping the table. I don't understand what you mean by the data and metadata is deleted in internal and only metadata is deleted in external tables.
Can anyone explain me in terms of nodes please.
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What are the possible values of the Hibernate hbm2ddl.auto configuration and what do they do
...bm2ddl.auto
I need to know when to use the update and when not? And what is the alternative?
13 Answers
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Guid is all 0's (zeros)?
....
var responseObject = proxy.CallService(new RequestObject
{
Data = "misc. data",
Guid = Guid.NewGuid()
});
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What is the meaning of “this” in Java?
Normally, I use this in constructors only.
21 Answers
21
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Size-limited queue that holds last N elements in Java
A very simple & quick question on Java libraries: is there a ready-made class that implements a Queue with a fixed maximum size - i.e. it always allows addition of elements, but it will silently remove head elements to accomodate space for newly added elements.
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What is a “slug” in Django?
When I read Django code I often see in models what is called a "slug". I am not quite sure what this is, but I do know it has something to do with URLs. How and when is this slug-thing supposed to be used?
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