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How to store a list in a column of a database table
... the names that you have given to your girl friend id 1 then you can use:
select names from nicknames where id = 1;
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What is the best way to use a HashMap in C++?
...gt;
#include <iostream>
#include <cassert>
int main(int argc, char **argv)
{
std::map<std::string, int> m;
m["hello"] = 23;
// check if key is present
if (m.find("world") != m.end())
std::cout << "map contains key world!\n";
// retrieve
std::cout << m["...
How to disable anchor “jump” when loading a page?
...identical to tab names/href values) to my nav links. I ended up adding a 1-char suffix to my tabs, and then substringing the values by 1 char (str.slice(0,-1) when comparing them to window.location.hash This way the hashes are different and no jumping occurs.
– developer10
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What is the canonical way to check for errors using the CUDA runtime API?
...ans), __FILE__, __LINE__); }
inline void gpuAssert(cudaError_t code, const char *file, int line, bool abort=true)
{
if (code != cudaSuccess)
{
fprintf(stderr,"GPUassert: %s %s %d\n", cudaGetErrorString(code), file, line);
if (abort) exit(code);
}
}
You can then wrap each API ...
Why does String.split need pipe delimiter to be escaped?
...ring "\\|" means the regular expression '\|' which means match exactly the character '|'.
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what's the correct way to send a file from REST web service to client?
...answered Sep 3 '12 at 16:18
Philipp ReichartPhilipp Reichart
19.6k55 gold badges5252 silver badges6464 bronze badges
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How to mount a host directory in a Docker container
... mount instead of -v. Here's its documentation:
--mount: Consists of multiple key-value pairs, separated by commas. Each key/value pair takes the form of a <key>=<value> tuple. The --mount syntax is more verbose than -v or --volume, but the order of the keys is not significant, and the...
In Docker, what's the difference between a container and an image? [duplicate]
...
The glossary description makes sense, but in no way I can relate the following definition from the docker tutorial to that: A container is a stripped-to-basics version of a Linux operating system. An image is software you load into a container...
startsWith() and endsWith() functions in PHP
...ctions that would take a string and return if it starts with the specified character/string or ends with it?
33 Answers
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服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...动关闭连接了为啥还要保持资源一段时间呢?这个是TCP/IP的设计者规定 的,主要出于以下两个方面的考虑:
1、防止上一次连接中的包,迷路后重新出现,影响新连接(经过2MSL,上一次连接中所有的重复包都会消失)
2、可靠...
