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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
...mlHttpRequest (on any tab) to the same domain is fired, it is queued until one of the other 6 finish.
8 Answers
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Why do we declare Loggers static final?
... - so that no other class can hijack your logger
static - so there is only one logger instance per class, also avoiding attempts to serialize loggers
final - no need to change the logger over the lifetime of the class
Also, I prefer name log to be as simple as possible, yet descriptive.
EDIT: How...
PHP Fatal error: Cannot redeclare class
Does anyone know what can cause this problem?
18 Answers
18
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Markdown vs markup - are they related?
...y the same thing? Are they related? Please explain. If I want to implement one or the other in a web project (like stackoverflow) what do I need to use?
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Argument list too long error for rm, cp, mv commands
...certain it will delete what you expect:
for f in *.pdf; do echo rm "$f"; done
And execute it:
for f in *.pdf; do rm "$f"; done
Also this is a portable approach as glob have strong and consistant behavior among shells (part of POSIX spec).
Note: As noted by several comments, this is indeed sl...
How to get ASCII value of string in C#
...course, other character encodings—especially UTF-8—are available, too; One should question whether it is ASCII that is actually wanted.
– Tom Blodget
Jan 11 '19 at 17:53
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What is Normalisation (or Normalization)?
...ed several places in the database, there is the risk that it is updated in one place but not the other, leading to data corruption.
There is a number of normalization levels from 1. normal form through 5. normal form. Each normal form describes how to get rid of some specific problem, usually rela...
Is python's sorted() function guaranteed to be stable?
...mpare tuples through all elements by default, not just the first "primary" one. If you only want to sort on the first element, you can pass the key parameter explicitly.
– Matias Grioni
Nov 30 '17 at 3:52
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How do you share code between projects/solutions in Visual Studio?
...n be referenced by multiple solutions.
Put your library or core code into one project, then reference that project in both solutions.
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How to filter specific apps for ACTION_SEND intent (and set a different text for each app)
...t been able to gather a solution based on the answers given. Hopefully someone can help. I would like to provide the ability to share within an app. Following Android Dev Alexander Lucas' advice , I'd prefer to do it using intents and not using the Facebook/Twitter APIs.
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