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Useful code which uses reduce()? [closed]
...t to take the bitwise or of a bunch of numbers, for example if you need to convert flags from a list to a bitmask?
– Antimony
Oct 15 '12 at 21:55
6
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Get value from SimpleXMLElement Object
..."getValue"? why would they print empty string if you printed it instead of converted it manually to (string). WHY??
– user151496
Oct 17 '16 at 12:31
1
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converting Java bitmap to byte array
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Since this question has the Android tag, converting bytes back to a Bitmap can also be done with a one-liner: Bitmap bmp = BitmapFactory.decodeByteArray(bytes, 0, bytes.length) where bytes is your byte array
– automaton
Aug 29...
Generating random strings with T-SQL
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Using a guid
SELECT @randomString = CONVERT(varchar(255), NEWID())
very short ...
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Pad a string with leading zeros so it's 3 characters long in SQL Server 2008
...e(
@pad ,
@width-len(convert(varchar(100),@x))
)
+ convert(varchar(100),@x)
However, if you're dealing with negative values, and padding with leading zeroes, neither this, nor other suggested te...
Difference between method and function in Scala
...imilarity between a method and a function is that the former can be easily converted into the latter:
val f = m _
Scala will expand that, assuming m type is (List[Int])AnyRef into (Scala 2.7):
val f = new AnyRef with Function1[List[Int], AnyRef] {
def apply(x$1: List[Int]) = this.m(x$1)
}
On...
Is there a way to get rid of accents and convert a whole string to regular letters?
... You probably want to use Normalizer.Form.NFKD rather than NFD - NFKD will convert things like ligatures into ascii characters (eg fi to fi), NFD will not do this.
– chesterm8
Feb 15 '17 at 0:57
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C语言面试那些事儿──一道指针与数组问题 - c++1y / stl - 清泛IT社区，为创新赋能！
首先看如下代码：
int main(int argc, char** argv)
{
int a[5] = {1,2,3,4,5};
int* ptr = (int*)(&a + 1);
printf("%d,%d\n", *(a+1), *(ptr-1));
return 0;
}复制代码这道题在很多所谓经典C语言面试题里是常见...
How to store int[] array in application Settings
...r in usage but requires more code. My implementing a custom type and type converter the following code is possible:
List<int> array = Settings.Default.Testing;
array.Add(new Random().Next(10000));
Settings.Default.Testing = array;
Settings.Default.Save();
To achieve this you need a type wi...
How to convert a byte array to a hex string in Java?
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I just found javax.xml.bind.DataTypeConverter, part of the standard distribution. Why doesn't this come up when you Google this kind of problem? Lots helpful tools, including String printHexBinary(byte[]) and byte[] parseHexBinary(String). printHexBinary is, ...