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R - Markdown avoiding package loading messages
... When I source a file in an R-Chunk, the knitr output includes external comments as follows:
4 Answers
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Gzip versus minify
I had a somewhat lively discussion the other day about minifying Javascript and CSS versus someone who prefers using Gzip.
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Force Java timezone as GMT/UTC
I need to force any time related operations to GMT/UTC, regardless the timezone set on the machine. Any convenient way to so in code?
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Convert one date format into another in PHP
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The second parameter to date() needs to be a proper timestamp (seconds since January 1, 1970). You are passing a string, which date() can't recognize.
You can use strtotime() to convert a date string into a timestamp. However, even strtoti...
Green Bars in Visual Studio 2010
...at are they for? They look pretty random but of course they have to have some meaning. Can any one tell me?
6 Answers
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Checkout remote branch using git svn
...see all the Subversion branches on the git side:
git branch -r
Say the name of the branch in Subversion is waldo. On the git side, you'd run
git checkout -b waldo-svn remotes/waldo
The -svn suffix is to avoid warnings of the form
warning: refname 'waldo' is ambiguous.
To update the git branch ...
Boolean.hashCode()
The hashCode() method of class Boolean is implemented like this:
2 Answers
2
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JPA: what is the proper pattern for iterating over large result sets?
...iterate over a query against that table, such that I don't have all an in-memory List with millions of objects?
15 Answer...
Postgres: How to do Composite keys?
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How would you implement a contraint like "CONSTRAINT no_duplicate_refences UNIQUE REFERENCE FROM tag_id TO (tag1, tag2, tag3)"?
– Léo Léopold Hertz 준영
Aug 17 '09 at 4:46
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what is the difference between XSD and WSDL
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XSD defines a schema which is a definition of how an XML document can be structured. You can use it to check that a given XML document is valid and follows the rules you've laid out in the schema.
WSDL is a XML document that describes a web service. It shows which operations are avai...