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Is SecureRandom thread safe?
...safe? Examining the source code seems to show that it is, and this bug report seems to indicate that its lack of documentation as thread safe is a javadoc issue. Has anyone confirmed that it is in fact thread safe?
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How do I move a Git branch out into its own repository?
I have a branch that I'd like to move into a separate Git repository, and ideally keep that branch's history in the process. So far I've been looking at git filter-branch , but I can't make out whether it can do what I want to do.
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Send a pull request on GitHub for only latest commit
I forked a project on github and am successfully making changes to my local master and pushing to origin on github. I want to send a pull request, but only want to include the last commit. The pull request UI on github.com shows the last 9 commits and I don't know how to filter that down.
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jQuery append() vs appendChild()
... Here you have a description of the method and here you have the official word of John Resig about motivations behind using fragments
– Claudio Redi
Mar 19 '14 at 21:08
3
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Why do I get a “Null value was assigned to a property of primitive type setter of” error message whe
I get the following error when using a primitive attribute in my grails domain object:
12 Answers
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Solution for “Fatal error: Maximum function nesting level of '100' reached, aborting!” in PHP
... that finds all the URLs within an html file and repeats the same process for each html content linked to the discovered URLs. The function is recursive and can go on endlessly. However, I have put a limit on the recursion by setting a global variable which causes the recursion to stop after 100 rec...
PHP prepend associative array with literal keys?
...ociative array with literal key=>value pairs? I know that array_unshift() works with numerical keys, but I'm hoping for something that will work with literal keys.
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The order of keys in dictionaries
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You could use OrderedDict (requires Python 2.7) or higher.
Also, note that OrderedDict({'a': 1, 'b':2, 'c':3}) won't work since the dict you create with {...} has already forgotten the order of the elements. Instead, you want to use Order...
How does one make an optional closure in swift?
... the optional closure in parentheses. This will properly scope the ? operator.
func then(onFulfilled: ()->(), onReject: (()->())?){
if let callableRjector = onReject {
// do stuff!
}
}
share
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Tool for generating railroad diagram used on json.org [closed]
I love the syntax of railroad diagrams on json.org which are a graphical representation of the BNF language. I haven't found any tools that can produce results as eloquently.
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