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Get number of digits with JavaScript
...viour of floating point math, so cast-to-string approach will be more easy and fool proof. As mentioned by @streetlogics fast casting can be done with simple number to string concatenation, leading the replace solution to be transformed to:
var length = (number + '').replace('.', '').length; // fo...
How do you list the active minor modes in emacs?
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C-h m or M-x describe-mode shows all the active minor modes (and major mode) and a brief description of each.
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Why there is no ForEach extension method on IEnumerable?
...ch(Item item in list)
{
item.DoSomething();
}
The latter is clearer and easier to read in most situation, although maybe a bit longer to type.
However, I must admit I changed my stance on that issue; a ForEach() extension method would indeed be useful in some situations.
Here are the major...
How to save a dictionary to a file?
I have problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field.
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How to pass an array within a query string?
Is there a standard way of passing an array through a query string?
10 Answers
10
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Java: how to convert HashMap to array
... answered Jul 7 '09 at 5:47
Landon KuhnLandon Kuhn
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Why I am Getting Error 'Channel is unrecoverably broken and will be disposed!'
When I try to launch my AndEngine Activity , I get this error:
19 Answers
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How can you make a custom keyboard in Android?
I want to make a custom keyboard. I don't know how to do it using XML and Java. The following picture is a model of the keyboard I want to make. It only needs numbers.
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Python Graph Library [closed]
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There are two excellent choices:
NetworkX
and
igraph
I like NetworkX, but I read good things about igraph as well. I routinely use NetworkX with graphs with 1 million nodes with no problem (it's about double the overhead of a dict of size V + E)
If you want a fe...
How to convert image to byte array
Can anybody suggest how I can convert an image to a byte array and vice versa?
12 Answers
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