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Correct format specifier for double in printf
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Unit test naming best practices [closed]
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I like Roy Osherove's naming strategy, it's the following:
[UnitOfWork_StateUnderTest_ExpectedBehavior]
It has every information needed on the method name and in a structured manner.
The unit of work can be as small as a single method, a class or as large as multiple classes. It should repres...
Convert a string to an enum in C#
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Wow 3ms is orders of magnitude of terrible
– John Stock
Dec 14 '17 at 3:25
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Why do my list item bullets overlap floating elements
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In order to get this to really work I had to also apply: ul, ol { overflow: hidden; padding-left: 40px; margin-left: 0; } ol li, ul li { list-style-position: outside; padding-left: 0; } This forced consistent rendering across...
Django: Get an object form the DB, or 'None' if nothing matches
...yset, or None if there is no matching object.
Usage:
p = Article.objects.order_by('title', 'pub_date').first()
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Android ListView Divider
...The drawable to use.
*/
Looks like setDividerHeight() must be called in order for the divider to show up if it has no intrinsic height
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Getting attribute using XPath
...of this node-set -- and this is the string value of the first (in document order) node from this node-set.
– Dimitre Novatchev
Oct 22 '14 at 5:25
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How to ISO 8601 format a Date with Timezone Offset in JavaScript?
...d by an offset from UTC. The meaning is the same as JavaScript's, but the order of subtraction is inverted, so the result carries the opposite sign.
Also, there is no method on the native Date object called format, so your function in #1 will fail unless you are using a library to achieve this. R...
Converting int to bytes in Python 3
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From python 3.2 you can do
>>> (1024).to_bytes(2, byteorder='big')
b'\x04\x00'
https://docs.python.org/3/library/stdtypes.html#int.to_bytes
def int_to_bytes(x: int) -> bytes:
return x.to_bytes((x.bit_length() + 7) // 8, 'big')
def int_from_bytes(xbytes: bytes) -> i...
How can I detect when the mouse leaves the window?
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In order to detect mouseleave without taking in account the scroll bar and the autcomplete field or inspect :
document.addEventListener("mouseleave", function(event){
if(event.clientY <= 0 || event.clientX <= 0 || (eve...