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Using jquery to get element's position relative to viewport
...*
* Calculates the position of a given element within the viewport
*
* @param {string} obj jQuery object of the dom element to be monitored
* @return {array} An array containing both X and Y positions as a number
* ranging from 0 (under/right of viewport) to 1 (above/left of viewport)
*/
funct...
Call apply-like function on each row of dataframe with multiple arguments from each row
...nner, and I would love to be able to reference the delta, power, sig.level params by name instead of sticking them into an array with pre-specified positions and then referencing those position, for the reason of being more robust. in any case thanks so much!
– vasek1
...
Get generic type of class at runtime
...ass;
public Constructor() {
this.persistentClass = (Class<T>) ((ParameterizedType) getClass()
.getGenericSuperclass()).getActualTypeArguments()[0];
}
in the hibernate GenericDataAccessObjects Example
...
How do I apply a perspective transform to a UIView?
...with the UIView's layer, using a CATransform3D to perform the layer's rotation. The trick to get perspective working, as described here, is to directly access one of the matrix cells of the CATransform3D (m34). Matrix math has never been my thing, so I can't explain exactly why this works, but it ...
Can you use reflection to find the name of the currently executing method?
...ke this:
public static T CreateWrapper<T>(Exception innerException, params object[] parameterValues) where T : Exception, new()
{
if (parameterValues == null)
{
parameterValues = new object[0];
}
Exception exception = null;
StringBuilder builder = new StringBuil...
How can I save an image to the camera roll?
...o the device's camera roll. All that I have done so far is set up an IBAction for the button to save the image. What library method or function can I use to save an image to the user's camera roll?
...
How are POST and GET variables handled in Python?
...
Using Turbogears, Cherrypy:
from cherrypy import request
print request.params['username']
Web.py:
form = web.input()
print form.username
Werkzeug:
print request.form['username']
If using Cherrypy or Turbogears, you can also define your handler function taking a parameter directly:
def i...
Storyboard - refer to ViewController in AppDelegate
consider the following scenario: I have a storyboard-based app. I add a ViewController object to the storyboard, add the class files for this ViewController into the project and specify the name of the new class in the IB identity inspector. Now how am I going to refer to this ViewController program...
Safe String to BigDecimal conversion
... front or in the end will be interpreted as negative number
*
* @param value
* @return The BigDecimal expression of the given string
*/
public static BigDecimal toBigDecimal(final String value) {
if (value != null){
boolean negativeNumber = false;
...
Why should we include ttf, eot, woff, svg,… in a font-face
...re older than IE9 - they invented the spec, but eot was a proprietary solution.
ttf and otf are normal old fonts, so some people got annoyed that this meant anyone could download expensive-to-license fonts for free.
Time passes, SVG 1.1 adds a "fonts" chapter that explains how to model a font purely...