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What is the difference between char s[] and char *s?
...
nbro
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answered Nov 9 '09 at 22:38
RickardRickard
6,58911 gold ...
What is meant by immutable?
...rDouglas Leeder
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3
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How do I sort strings alphabetically while accounting for value when a string is numeric?
... out _);
}
/// <inheritdoc />
public int Compare(string s1, string s2)
{
const int S1GreaterThanS2 = 1;
const int S2GreaterThanS1 = -1;
var IsNumeric1 = IsNumeric(s1);
var IsNumeric2 = IsNumeric(s2);
if (IsNumeric1 && IsNumeric...
How to calculate the intersection of two sets? [duplicate]
...
Use the retainAll() method of Set:
Set<String> s1;
Set<String> s2;
s1.retainAll(s2); // s1 now contains only elements in both sets
If you want to preserve the sets, create a new set to hold the intersection:
Set<String> intersection = new HashSet<String&...
c/c++如何获取CPU的序列号？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...nsigned long st1 = 0;
unsigned long st2 = 0;
unsigned long s1,s2;
unsigned char vendor_id[]="------------";
char CPUSERIAL[20];
memset(CPUSERIAL,0,20);
__asm{
xor eax,eax
cpuid
mov dword ptr vendor_id,ebx
mov dword ptr vendor_id[+4],...
VBA 行剪切到其他Sheet - 更多技术 - 清泛网 - 专注C/C++及内核技术
VBA 行剪切到其他SheetVBA 行剪切代码：Worksheets("S1") Range("A" & 1) EntireRow Copy Worksheets("S2") Range("A" & 1)Worksheets("S1") Range("A" & VBA 行剪切代码：
Worksheets("S1").Range("A" & 1).EntireRow.Copy Worksheets("S2").Range("A" & 1)
Worksheets("S1").Range("A" & 1).Enti...
Java Byte Array to String to Byte Array
...array anymore. For example :
byte[] b1 = new byte[] {97, 98, 99};
String s1 = Arrays.toString(b1);
String s2 = new String(b1);
System.out.println(s1); // -> "[97, 98, 99]"
System.out.println(s2); // -> "abc";
As you can see, s1 holds the string representation of the array b1...
How do I find duplicates across multiple columns?
...post, but I found this way to be pretty flexible / efficient
select
s1.id
,s1.name
,s1.city
from
stuff s1
,stuff s2
Where
s1.id <> s2.id
and s1.name = s2.name
and s1.city = s2.city
...
Check whether a string contains a substring
...e regular expressions which is what Perl is famous for:
if ($mystring =~ /s1\.domain\.com/) {
print qq("$mystring" contains "s1.domain.com"\n);
}
The backslashes are needed because a . can match any character. You can get around this by using the \Q and \E operators.
my $substring = "s1.domai...
How do you build a Singleton in Dart?
... Singleton._internal();
}
You can construct it like this
main() {
var s1 = Singleton();
var s2 = Singleton();
print(identical(s1, s2)); // true
print(s1 == s2); // true
}
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