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How to access accelerometer/gyroscope data from Javascript?
...er registering your event listener (in this case, a JavaScript
function called handleOrientation()), your listener function
periodically gets called with updated orientation data.
The orientation event contains four values:
DeviceOrientationEvent.absolute
DeviceOrientationEvent.al...
Real world use cases of bitwise operators [closed]
...checksums, parity, stop bits, flow control algorithms, and so on, which usually depend on the logic values of individual bytes as opposed to numeric values, since the medium may only be capable of transmitting one bit at a time.
Compression, Encryption
Both of these are heavily dependent on bitwise ...
Center HTML Input Text Field Placeholder
...
input{
text-align:center;
}
is all you need.
Working example in FF6. This method doesn't seem to be cross-browser compatible.
Your previous CSS was attempting to center the text of an input element which had a class of "placeholder".
...
How do I pass a method as a parameter in Python
...thodToRun()
return result
obj.method2(obj.method1)
Note: I believe a __call__() method does exist, i.e. you could technically do methodToRun.__call__(), but you probably should never do so explicitly. __call__() is meant to be implemented, not to be invoked from your own code.
If you wanted me...
Can you do this HTML layout without using tables?
...ob quickly and correctly.
In this case a table worked perfectly.
I personally would have used a table for this.
I think nested tables should be avoided, things can get messy.
share
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improve this...
AngularJS : When to use service instead of factory
...actory).
ref: angular.service vs angular.factory
Second:
Keep in mind all providers in AngularJS (value, constant, services, factories) are singletons!
Third:
Using one or the other (service or factory) is about code style.
But, the common way in AngularJS is to use factory.
Why ?
Be...
vertical alignment of text element in SVG
...aligned with the corresponding baseline of the parent. For example,
this allows alphabetic baselines in Roman text to stay aligned across
font size changes. It defaults to the baseline with the same name as
the computed value of the alignment-baseline property. That is, the
position of "ideo...
log4j configuration via JVM argument(s)?
...g4j.configuration={path to file}
If the file is NOT in the classpath (in WEB-INF/classes in case of Tomcat) but somewhere on you disk, use file:, like
-Dlog4j.configuration=file:C:\Users\me\log4j.xml
More information and examples here: http://logging.apache.org/log4j/1.2/manual.html
...
Splitting string into multiple rows in Oracle
...ct 108 Name, 'test' Project, 'Err1, Err2, Err3' Error from dual
union all
select 109, 'test2', 'Err1' from dual
)
select distinct
t.name, t.project,
trim(regexp_substr(t.error, '[^,]+', 1, levels.column_value)) as error
from
temp t,
table(cast(multiset(select level from dual conne...
List directory in Go
... of everything in the current directory (folders are included but not specially marked - you can check if an item is a folder by using the IsDir() method):
package main
import (
"fmt"
"io/ioutil"
"log"
)
func main() {
files, err := ioutil.ReadDir("./")
if err != nil {
...