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Custom CSS Scrollbar for Firefox
...
As of late 2018, there is now limited customization available in Firefox!
See these answers:
https://stackoverflow.com/a/54101063/405015
https://stackoverflow.com/a/53739309/405015
And this for background info: https://bugzilla.mozilla.org/show_bug.cgi?id=1460109
There'...
How to see if an NSString starts with a certain other string?
... you EVER seen Http or hTtP? Case sensitive is not relevant. Also the question was about checking if the string begins with http not about the string being shorter than 4 characters. hasPrefix: is better but this works just as well. Stop whining
– JonasG
Dec 27...
Automatically create an Enum based on values in a database lookup table?
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I'm doing this exact thing, but you need to do some kind of code generation for this to work.
In my solution, I added a project "EnumeratedTypes". This is a console application which gets all of the values from the database and constructs the enums from them. Then it saves all of the enums to an...
多媒体组件 · App Inventor 2 中文网
...择器。
使用文件选择器组件需要 Android 4.4 或更高版本、iOS 11 或更高版本。要求AI伴侣v2.68及以上。
属性
操作
设置 文件选择器 所需的操作。有如下选项：
选择现有文件：打开现有文件
选择目录：打开现有...
Which equals operator (== vs ===) should be used in JavaScript comparisons?
...'m using JSLint to go through JavaScript, and it's returning many suggestions to replace == (two equals signs) with === (three equals signs) when doing things like comparing idSele_UNVEHtype.value.length == 0 inside of an if statement.
...
Struct like objects in Java
...in your tests. If you create a new class you might not see all possible actions. It's like defensive programming - someday getters and setters may be helpful, and it doesn't cost a lot to create/use them. So they are sometimes useful.
In practice, most fields have simple getters and setters. A poss...
Possible to make labels appear when hovering over a point in matplotlib?
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It seems none of the other answers here actually answer the question. So here is a code that uses a scatter and shows an annotation upon hovering over the scatter points.
import matplotlib.pyplot as plt
import numpy as np; np.random.seed(1)
x = np.random.rand(15)
y = np.random.rand(15)
n...
How do I determine the target architecture of static library (.a) on Mac OS X?
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Another option is lipo; its output is brief and more readable than otool's.
An example:
% lipo -info /usr/lib/libiodbc.a
Architectures in the fat file: /usr/lib/libiodbc.a are: x86_64 i386 ppc
% lipo -info libnonfatarchive.a
input fi...
Event system in Python
... trying to keep an overview of the above packages, plus the techniques mentioned in the answers here.
First, some terminology...
Observer pattern
The most basic style of event system is the 'bag of handler methods', which is a
simple implementation of the Observer pattern.
Basically, the handler met...
New Array from Index Range Swift
...th how you're declaring your array to begin with.
EDIT:
To fix your function, you have to cast your Slice to an array:
func aFunction(numbers: Array<Int>, position: Int) -> Array<Int> {
var newNumbers = Array(numbers[0..<position])
return newNumbers
}
// test
aFunction(...