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Loop through an array in JavaScript
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jsperf.com/caching-array-length/4 Here is a test to see if it is worth caching the length of an array in a Javascript loop
– Enrico
Aug 7 '13 at 7:26
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A weighted version of random.choice
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By my testing, this is an order of magnitude slower than random.choices for individual calls. If you need a lot of random results, it's really important to pick them all at once by adjusting number_of_items_to_pick. If you do so, i...
Contain form within a bootstrap popover?
...;/form>" data-trigger="hover" rel="popover" class="btn btn-primary" id="test">Top popover</a>
just state data-html="true"
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Force IE compatibility mode off using tags
... It is recommended that Web developers restrict their use of Edge mode to test pages and other non-production uses because of the possible unexpected results of rendering page content in future versions of Windows Internet Explorer.
I honestly don't entirely understand why. But according to this,...
How do I print a double value without scientific notation using Java?
...exactly set the pattern you want to use.
In your case for example:
double test = 12345678;
DecimalFormat df = new DecimalFormat("#");
df.setMaximumFractionDigits(0);
System.out.println(df.format(test)); //12345678
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How can I find the method that called the current method?
...erMemberName] string memberName = "")
{
return memberName;
}
This test illustrates this:
[Test]
public void Should_get_name_of_calling_method()
{
var methodName = CachingHelpers.WhoseThere();
Assert.That(methodName, Is.EqualTo("Should_get_name_of_calling_method"));
}
While the St...
Is embedding background image data into CSS as Base64 good or bad practice?
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My practice and tests does not confirm your statement. Sorry.
– TomeeNS
May 26 '17 at 15:49
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Python JSON serialize a Decimal object
...plejson.dumps(decimal.Decimal('2.2')) also works: no explicit use_decimal (tested on simplejson/3.6.0). Another way to load it back is: json.loads(s, parse_float=Decimal) i.e., you can read it using stdlib json (and old simplejson versions are also supported).
– jfs
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How to calculate a logistic sigmoid function in Python?
...rt math
def sigmoid(x):
return 1 / (1 + math.exp(-x))
And now you can test it by calling:
>>> sigmoid(0.458)
0.61253961344091512
Update: Note that the above was mainly intended as a straight one-to-one translation of the given expression into Python code. It is not tested or known t...
How to Implement Custom Table View Section Headers and Footers with Storyboard
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@PaulVon I tried to do that in my latest project, but if you do that just try to longpress on one of your headers and it will crash
– Hons
May 30 '14 at 9:44
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