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HashSet vs. List performance
...ery very small to get an advantage from List<T>. For a list of short strings, the advantage went away after size 5, for objects after size 20.
1 item LIST strs time: 617ms
1 item HASHSET strs time: 1332ms
2 item LIST strs time: 781ms
2 item HASHSET strs time: 1354ms
3 item LIST strs time: 9...
How do I find out which process is locking a file using .NET?
...anagedType.ByValTStr, SizeConst = CCH_RM_MAX_APP_NAME + 1)]
public string strAppName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = CCH_RM_MAX_SVC_NAME + 1)]
public string strServiceShortName;
public RM_APP_TYPE ApplicationType;
public uint AppStatus;
...
How to use stringstream to separate comma separated strings [duplicate]
...
#include <iostream>
#include <sstream>
std::string input = "abc,def,ghi";
std::istringstream ss(input);
std::string token;
while(std::getline(ss, token, ',')) {
std::cout << token << '\n';
}
abc
def
ghi
...
When to use std::forward to forward arguments?
...uld be able to modify the account.
#include <iostream>
#include <string>
#include <sstream> // std::stringstream
#include <algorithm> // std::move
#include <utility>
#include <iostream>
#include <functional>
template<class T> class BankAccount {
priv...
How does one create an InputStream from a String? [duplicate]
...to working with streams in Java - how do I create an InputStream from a String ?
6 Answers
...
Create array of regex matches
... java.util.regex.Matcher;
import java.util.regex.Pattern;
...
List<String> allMatches = new ArrayList<String>();
Matcher m = Pattern.compile("your regular expression here")
.matcher(yourStringHere);
while (m.find()) {
allMatches.add(m.group());
}
After this, allMatches ...
How do I pass command-line arguments to a WinForms application?
...
static void Main(string[] args)
{
// For the sake of this example, we're just printing the arguments to the console.
for (int i = 0; i < args.Length; i++) {
Console.WriteLine("args[{0}] == {1}", i, args[i]);
}
}
The arguments w...
Send data from activity to fragment in Android
...ty you send data with intent as:
Bundle bundle = new Bundle();
bundle.putString("edttext", "From Activity");
// set Fragmentclass Arguments
Fragmentclass fragobj = new Fragmentclass();
fragobj.setArguments(bundle);
and in Fragment onCreateView method:
@Override
public View onCreateView(LayoutIn...
Use URI builder in Android or create URL with variables
... .appendQueryParameter("sort", "relevance")
.fragment("section-name");
String myUrl = builder.build().toString();
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How can I calculate the difference between two dates?
...
NSDate *date1 = [NSDate dateWithString:@"2010-01-01 00:00:00 +0000"];
NSDate *date2 = [NSDate dateWithString:@"2010-02-03 00:00:00 +0000"];
NSTimeInterval secondsBetween = [date2 timeIntervalSinceDate:date1];
int numberOfDays = secondsBetween / 86400;
NS...