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Get timezone from DateTime
...mezone information. It may know if it's UTC or local, but not what local really means.
DateTimeOffset is somewhat better - that's basically a UTC time and an offset. However, that's still not really enough to determine the timezone, as many different timezones can have the same offset at any one po...
How do I convert a numpy array to (and display) an image?
...good to know: If you want to display grayscale images, it is advisable to call plt.gray() once in your code to switch all following graphs to grayscale. Not what the OP wants but good to know nevertheless.
– Cerno
Feb 28 '17 at 12:21
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How to get object size in memory? [duplicate]
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Lists in C# are preallocated to whatever sizes the framework designers decided to go with, and then increased when needed. By default it's probably something like 10 elements. So you won't notice any size difference until you add enough element...
Remove the last three characters from a string
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read last 3 characters from string [Initially asked question]
You can use string.Substring and give it the starting index and it will get the substring starting from given index till end.
myString.Substring(myString.Length-3)
Retrieves a substring from this...
Understanding prototypal inheritance in JavaScript
...ctor or in the prototype. Using the prototype is more efficient because usually you need a function only once per type.
The new call in javascript automatically sets the constructor in the prototype. If you are overwriting the prototype so you have to set the constructor manually.
Inheritance in j...
Use Font Awesome Icon As Favicon
...ith most browsers but IE (because MS hates you). Otherwise, well, you'll really have to save them as images first.
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Common programming mistakes for Clojure developers to avoid [closed]
...ix which used leading zeros to maintain proper rows and columns. Mathematically this is correct, since leading zero obviously don't alter the underlying value. Attempts to define a var with this matrix, however, would fail mysteriously with:
java.lang.NumberFormatException: Invalid number: 08
whi...
Is there a way to @Autowire a bean that requires constructor arguments?
...he case; I don't necessarily have the ability to modify the code. Additionally, in my example, I'm using a String as the argument, but there are cases where the contructor requires other beans as arguments.
– Eric B.
Jul 19 '11 at 14:59
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CSS selector for first element with class
...lass. One workaround that Lea Verou and I came up with for this (albeit totally independently) is to first apply your desired styles to all your elements with that class:
/*
* Select all .red children of .home, including the first one,
* and give them a border.
*/
.home > .red {
border: ...
What is the difference between const int*, const int * const, and int const *?
...= int const *
const int * const == int const * const
If you want to go really crazy you can do things like this:
int ** - pointer to pointer to int
int ** const - a const pointer to a pointer to an int
int * const * - a pointer to a const pointer to an int
int const ** - a pointer to a pointer t...