大约有 16,000 项符合查询结果（耗时：0.0409秒） [XML]
How do I extract text that lies between parentheses (round brackets)?
...
Isn't it be further contracted into input.Split("()".ToCharArray())[1]
– prabhakaran
May 12 '14 at 9:55
...
What is a good Hash Function?
... informative link! I know a few analyses by Bob Jenkins and others which point to quite good universally acceptable hash functions but I haven't come across this one yet.
– Konrad Rudolph
Jul 2 '09 at 6:36
...
Parse (split) a string in C++ using string delimiter (standard C++)
... from one string: <code>size_t last = 0; size_t next = 0; int index = 0; while (index<4) { next = str.find(delimiter, last); auto number = str.substr(last, next - last); IPv4[index++] = atoi(number.c_str()); last = next + 1; }</code>
...
Most efficient way to increment a Map value in Java
...suggested by Hank Gay
the "Trove" method suggested by jrudolph
the "MutableInt" method suggested by phax.myopenid.com
Method
Here's what I did...
created five classes that were identical except for the differences shown below. Each class had to perform an operation typical of the scenario I pre...
boost::flat_map and its performance compared to map and unordered_map
... you need to benchmark using RDTSC, and time stuff calling them once only.
Intel has made a paper describing how to use RDTSC (using a cpuid instruction to flush the pipeline, and calling it at least 3 times at the beginning of the program to stabilize it).
2) RDTSC accuracy measure
I also recomme...
close vs shutdown socket?
...ion (with SHUT_WR, and if you don't care about receiving data after this point, with SHUT_RD as well), and wait until you receive a 0 size data, and then close the socket.
In any case, if any other error occurred (timeout for example), simply close the socket.
Ideal implementations for SHUT_RD and...
Encrypt Password in Configuration Files? [closed]
...ing testing, but it also makes it easier for brute force attackers
int iterationCount = 40000;
// Other values give me java.security.InvalidKeyException: Illegal key size or default parameters
int keyLength = 128;
SecretKeySpec key = createSecretKey(password.toCharArr...
How do I change the data type for a column in MySQL?
I want to change the data type of multiple columns from float to int. What is the simplest way to do this?
9 Answers
...
Android: How can I pass parameters to AsyncTask's onPreExecute()?
...nitialization parameters in the constructor.
/* Generic Async Task */
interface MyGenericMethod {
int execute(String param);
}
protected class testtask extends AsyncTask<MyGenericMethod, Void, Void>
{
public String mParam; // member variable to parameter...
What are your favorite extension methods for C#? (codeplex.com/extensionoverflow)
...);
return list.Contains(source);
}
Allows me to replace:
if(reallyLongIntegerVariableName == 1 ||
reallyLongIntegerVariableName == 6 ||
reallyLongIntegerVariableName == 9 ||
reallyLongIntegerVariableName == 11)
{
// do something....
}
and
if(reallyLongStringVariableName == "s...