大约有 40,000 项符合查询结果（耗时：0.0491秒） [XML]
Apache Kafka vs Apache Storm
...evolved a lot over the years and since version 0.10 (April 2016) Kafka has included a Kafka Streams API which provides stream processing capabilities without the need for any additional software such as Storm. Kafka also includes the Connect API for connecting into various sources and sinks (destina...
Mutex example / tutorial? [closed]
...mple gives you a clear picture of the concept.]
With C++11 threading:
#include <iostream>
#include <thread>
#include <mutex>
std::mutex m;//you can use std::lock_guard if you want to be exception safe
int i = 0;
void makeACallFromPhoneBooth()
{
m.lock();//man gets a hold...
Nested function in C
...and use the preprocessor in your advantage (source.c):
#ifndef FIRSTPASS
#include <stdio.h>
//here comes your "nested" definitions
#define FIRSTPASS
#include "source.c"
#undef FIRSTPASS
main(){
#else
int global = 2;
i
Check folder size in Bash
...
du -hcs dir_name/* includes the subfolders
– optimiertes
Aug 1 '16 at 20:40
...
How to configure slf4j-simple
...gger.log.xxxxx=
# Set to true if you want the current date and time to be included in output messages.
# Default is false, and will output the number of milliseconds elapsed since startup.
#org.slf4j.simpleLogger.showDateTime=false
# The date and time format to be used in the output messages.
# Th...
What function is to replace a substring from a string in C?
...
Here's some sample code that does it.
#include <string.h>
#include <stdlib.h>
char * replace(
char const * const original,
char const * const pattern,
char const * const replacement
) {
size_t const replen = strlen(replacement);
size...
Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
...
Active
Oldest
Votes
...
How to Convert Boolean to String
...
See Christian's answer for more detail. Specifically, include the second argument (true).
– Jimothy
May 22 '13 at 17:37
...
Difference between \w and \b regular expression meta characters
...rd character on the other. (Examples of things that aren't word characters include whitespace, beginning and end of the string, etc.)
\w matches a, b, c, d, e, and f in "abc def"
\b matches the (zero-width) position before a, after c, before d, and after f in "abc def"
See: http://www.regular-expr...
Get month name from number
...
Also, It'd be beneficial to include what %B stands for here, so future visitors can quickly understand how/why this function, and your code, works, and can immediately apply it to their own code. Explanations facilitate Rapid uptake of knowledge, provid...