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Why use a prime number in hashCode?
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Because you want the number you are multiplying by and the number of buckets you are inserting into to have orthogonal prime factorizations.
Suppose there are 8 buckets to insert into. If the number you are using to multiply by is some multiple of 8, then the bucket inserted...
How can I get the SQL of a PreparedStatement?
...ou have a statement, containing placeholders
it is sent to the DB server
and prepared there
which means the SQL statement is "analysed", parsed, some data-structure representing it is prepared in memory
And, then, you have bound variables
which are sent to the server
and the prepared statement ...
How to deal with page breaks when printing a large HTML table
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This also fails in WebKit browsers (eg. Safari and Chrome)
– Michael Haren
Mar 14 '12 at 19:51
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Take all my changes on the current branch and move them to a new branch in Git
... checkout -b edge
Your files haven't changed. Just git add what needs to and commit as usual.
When you're done committing on edge, switch back to master with git checkout and git merge edge.
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PHP code to remove everything but numbers
...9]/', '', '604-619-5135');
preg_replace uses PCREs which generally start and end with a /.
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How can I produce an effect similar to the iOS 7 blur view?
...of the rules of expectation of what APple will do.
– Andrew Johnson
Sep 1 '13 at 22:10
117
I ran ...
Why can I type alias functions and use them without casting?
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Turns out, this is a misunderstanding that I had about how Go dealt with types, which can be resolved by reading the relevant part of the spec:
http://golang.org/ref/spec#Type_identity
The relevant distinction that I was unaware of was that of named and ...
Resolving a 'both added' merge conflict in git?
I'm rebasing in git, and one conflict I get is 'both added' - that is, exactly the same filename has been added independently in my branch, and in the branch I'm rebasing on. git status tells me:
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JavaScript get element by name
...rror is because document.getElementsByName returns a NodeList of elements. And a NodeList of elements does not have a .value property.
Use this instead:
document.getElementsByName("acc")[0].value
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Remove an Existing File from a Git Repo
...velopment log (log/development.log) in our repositories. Is this possible and how can I do it?
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