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Hex transparency in colors [duplicate]
...le of percentages to hex values. E.g. for 50% white you'd use #80FFFFFF.
100% — FF
95% — F2
90% — E6
85% — D9
80% — CC
75% — BF
70% — B3
65% — A6
60% — 99
55% — 8C
50% — 80
45% — 73
40% — 66
35% — 59
30% — 4D
25% — 40
20% — 33
15% — 26
10% — 1A
5% — 0D
0% ...
What is the most efficient string concatenation method in python?
...sion: C:\temp>python -mtimeit "''.join(chr(x) for x in xrange(65,91))" 100000 loops, best of 3: 9.71 usec per loop C:\temp>python -mtimeit "''.join([chr(x) for x in xrange(65,91)])" 100000 loops, best of 3: 7.1 usec per loop
– hughdbrown
Aug 30 '09 at 5...
Rounding float in Ruby
...; "2.35"
If you want to store it rounded, you can use
>> (2.3465*100).round / 100.0
=> 2.35
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How can I add a box-shadow on one side of an element?
... the box-shadow rule:
.myDiv
{
border: 1px solid #333;
width: 100px;
height: 100px;
box-shadow: 10px 0 5px -2px #888;
}
<div class="myDiv"></div>
The fourth property there -2px is the shadow spread, you can use it to change the spread of the shadow, making it ...
How to insert a character in a string at a certain position?
...
int yourInteger = 123450;
String s = String.format("%6.2f", yourInteger / 100.0);
System.out.println(s);
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Precise Financial Calculation in JavaScript. What Are the Gotchas?
...
You should probably scale your decimal values by 100, and represent all the monetary values in whole cents. This is to avoid problems with floating-point logic and arithmetic. There is no decimal data type in JavaScript - the only numeric data type is floating-point. Theref...
How to make an Android device vibrate?
...ervice(Context.VIBRATOR_SERVICE);
// Start without a delay
// Vibrate for 100 milliseconds
// Sleep for 1000 milliseconds
long[] pattern = {0, 100, 1000};
// The '0' here means to repeat indefinitely
// '0' is actually the index at which the pattern keeps repeating from (the start)
// To repeat th...
Does setWidth(int pixels) use dip or px?
...ce independent pixel or physical pixel as unit?
For example, does setWidth(100) set the a view's width to 100 dips or 100 pxs?
...
How to initialize const member variable in a class?
When I am trying to initialize the const member variable t with 100. But it's giving me the following error:
11 Answers
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How to round float numbers in javascript?
...
This doesn't always work. Take Math.round(1.005*100)/100 for example from MDN
– tybro0103
May 3 '16 at 17:54
7
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