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Allowing interaction with a UIView under another UIView
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You should create a UIView subclass for your top view and override the following method:
- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event {
// UIView will be "transparent" for touch events if we return NO
return (point.y < MIDDLE_Y1 || point.y > MIDDL...
Creating dataframe from a dictionary where entries have different lengths
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In Python 3.x:
import pandas as pd
import numpy as np
d = dict( A = np.array([1,2]), B = np.array([1,2,3,4]) )
pd.DataFrame(dict([ (k,pd.Series(v)) for k,v in d.items() ]))
Out[7]:
A B
0 1 1
1 2 2
2 NaN 3
3 NaN 4
In Python 2.x...
Delete all files in directory (but not directory) - one liner solution
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import org.apache.commons.io.FileUtils;
FileUtils.cleanDirectory(directory);
There is this method available in the same file. This will also recursively deletes all sub-folders and files under them.
Docs: org.apache.commons.io.FileUtils.cleanDirectory
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How would one call std::forward on all arguments in a variadic function?
I was just writing a generic object factory and using the boost preprocessor meta-library to make a variadic template (using 2010 and it doesn't support them). My function uses rval references and std::forward to do perfect forwarding and it got me thinking...when C++0X comes out and I had a stand...
Is it possible to simulate key press events programmatically?
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A non-jquery version that works in both webkit and gecko:
var keyboardEvent = document.createEvent("KeyboardEvent");
var initMethod = typeof keyboardEvent.initKeyboardEvent !== 'undefined' ? "initKeyboardEvent" : "initKeyEvent";
keyboardEvent[initMethod](
"keydown", /...
trying to animate a constraint in swift
... that I want to enlarge its width when tapped on. I set up the constraints and made sure the constraint on the left has the lower priority then the one that I am trying to animate on the right side.
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Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]
...hange of sublayers within one of my layers, as well as changes in the size and contents of the layer. I believe the contents key is the one you're looking for in order to prevent the crossfade on updated drawing.
Swift version:
let newActions = [
"onOrderIn": NSNull(),
"onOrderO...
Ng-model does not update controller value
Probably silly question, but I have my html form with simple input and button:
13 Answers
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How to avoid “too many parameters” problem in API design?
... the "too many parameters" issues can be resolved with good logical groups and abstractions. In the end it makes the code more readable and more modularized.
– Sedat Kapanoglu
Apr 23 '13 at 15:01
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How to iterate over the keys and values with ng-repeat in AngularJS?
...rm the object in the controller to an array; this makes the intent clearer and decreases the risk for strange/unpredictable behavior in certain cases. And you can sort in the usual way. :-)
– Josh David Miller
Mar 11 '14 at 19:02
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