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Using bitwise OR 0 to floor a number
...ator casts the
number to an integer, thus removing the fractional part
All bitwise operations except unsigned right shift, >>>, work on signed 32-bit integers. So using bitwise operations will convert a float to an integer.
Does it have any advantages over doing Math.floor? Maybe it...
“var” or no “var” in JavaScript's “for-in” loop?
...erties, so using the standard "for in" loop w/o the var statement will actually fail and return a ReferenceError.
– dkugappi
Jun 11 '13 at 15:01
2
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AWS MySQL RDS vs AWS DynamoDB [closed]
...
Really DynamoDB and MySQL are apples and oranges. DynamoDB is a NoSQL storage layer while MySQL is used for relational storage. You should pick what to use based on the actual needs of your application. In fact, some applicat...
How do I use disk caching in Picasso?
...Global"
.. >
</application>
Now use Picasso as you normally would. No changes.
EDIT:
if you want to use cached images only. Call the library like this. I've noticed that if we don't add the networkPolicy, images won't show up in an fully offline start even if they are cached. T...
Android: HTTP communication should use “Accept-Encoding: gzip”
...
That is a great and very helpful answer with all the details I needed. Thanks a lot. One comment: instead of addHeader I used setHeader. From what I understand this overwrites the existing "Accept-Encoding" if there is one. Not sure which approach is the right/better on...
Should I inherit from std::exception?
... just catch the std::exception.
Edit: as Martin and others noted, you actually want to derive from one of the sub-classes of std::exception declared in <stdexcept> header.
share
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improve thi...
'git add --patch' to include new files?
..., it would show up as one giant hunk that couldn't be split (because it is all new!). So, then I needed to edit the hunk into smaller bits. If you're not familiar with that, checkout this reference to get started.
Update - Hunk editing info
I wanted to update this in case the above reference goes...
Removing whitespace from strings in Java
...
st.replaceAll("\\s+","") removes all whitespaces and non-visible characters (e.g., tab, \n).
st.replaceAll("\\s+","") and st.replaceAll("\\s","") produce the same result.
The second regex is 20% faster than the first one, but as th...
How to split csv whose columns may contain ,
...7/31/2008 14:22,Geoff Dalgas,6/5/2011 22:21,http://stackoverflow.com,\"Corvallis, OR\",7679,351,81,b437f461b3fd27387c5d8ab47a293d35,34";
TextFieldParser parser = new TextFieldParser(new StringReader(csv));
// You can also read from a file
// TextFieldParser parser = new TextFieldParser("mycsvfile....
Normalization in DOM parsing with java - how does it work?
...., there are neither adjacent Text nodes nor empty Text nodes.
This basically means that the following XML element
<foo>hello
wor
ld</foo>
could be represented like this in a denormalized node:
Element foo
Text node: ""
Text node: "Hello "
Text node: "wor"
Text nod...