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How to deal with floating point number precision in JavaScript?
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toPrecision returns a string instead of a number. This might not always be desirable.
– SStanley
Mar 13 '16 at 23:42
7
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How to determine if a number is a prime with regex?
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You said you understand this part, but just to emphasize, the String generated has a length equal to the number supplied. So the string has three characters if and only if n == 3.
.?
The first part of the regex says, "any character, zero or one times". So basically, is there zero or ...
difference between variables inside and outside of __init__()
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class meta(type):
def __new__(cls,name,bases,dicto):
# two chars missing in original of next line ...
if dicto['class_var'] == 'A':
print 'There'
class proxyclass(object):
class_var = 'A'
__metaclass__ = meta
...
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Do sealed classes really offer performance Benefits?
...MSIL code was emitted.
public class NormalClass {
public void WriteIt(string x) {
Console.WriteLine("NormalClass");
Console.WriteLine(x);
}
}
public sealed class SealedClass {
public void WriteIt(string x) {
Console.WriteLine("SealedClass");
Console.Writ...
What are the use(s) for tags in Go?
...n the documentation of reflect.StructTag, by convention the value of a tag string is a space-separated list of key:"value" pairs, for example:
type User struct {
Name string `json:"name" xml:"name"`
}
The key usually denotes the package that the subsequent "value" is for, for example json key...
Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
I've seen Bash scripts test for a non-zero length string in two different ways. Most scripts use the -n option:
6 Answers...
Concatenating two one-dimensional NumPy arrays
... the input list in various ways before hand. np.stack for example adds an extra dimension to all input arrays. Look at their source code. Only concatenate is compiled.
– hpaulj
May 26 '17 at 16:45
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Compression/Decompression string with C#
I am newbie in .net. I am doing compression and decompression string in C#. There is a XML and I am converting in string and after that I am doing compression and decompression.There is no compilation error in my code except when I decompression my code and return my string, its returning only half ...
Convert integer to binary in C#
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Your example has an integer expressed as a string. Let's say your integer was actually an integer, and you want to take the integer and convert it to a binary string.
int value = 8;
string binary = Convert.ToString(value, 2);
Which returns 1000.
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How do I join two lists in Java?
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In Java 8:
List<String> newList = Stream.concat(listOne.stream(), listTwo.stream())
.collect(Collectors.toList());
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