基本上,我有一个来自http.request的回复。我必须给两个可写的流写信,我有一些关于它的问题:
当我在做
response.pipe(writable1); // Will write very fast
response.pipe(writable2); // Will write slowly
我是否发送了两个gets到响应的源(使用双带宽)?
这段代码有内存问题吗?如果是,具体在哪里?
有一件事我不清楚,我是否必须手动关闭响应,或者我可以相信nodejs会关闭它?
示例:
ALTER PROCEDURE [dbo].[SampleTable]
AS
BEGIN
BEGIN
WITH 'Test' AS
(
SELECT * FROM dario1
UNION ALL
SELECT * FROM dario2
UNION ALL
SELECT * FROM dario3
)
END
IF select Column1 = 1 FROM Test
BEGIN
--another comman
我正在使用来读和写一些PNG。我定期收到这个错误:
Error: There are some read requests waiting on finished stream
at ChunkStream._end (/home/mbayazit/qatools/pdiff/node_modules/pngjs/lib/chunkstream.js:107:13)
at ChunkStream.end (/home/mbayazit/qatools/pdiff/node_modules/pngjs/lib/chunkstream.js:94:14)
at PNG.en
这个程序和clang一起崩溃
#include <iostream>
#include <string>
#include <mutex>
#include <functional>
int main(int argc, char **argv)
{
auto m = std::function<void()>( [](){
int r = std::rand() % 100;
if (r < 50)
{
return r; //should no
代码如下:
std::ofstream f("file1.txt");
f<<"123"<<std::endl<<"456"; //(*1)
/*std::stringstream ordinary_strstream; This works too
ordinary_strstream<<"123"<<'\n'<<"456";
f<<ordinary_strstream.s
我希望以字节数组的形式读取文件,并意识到读取字节的数量取决于所使用的方法。在此,有关守则:
public byte[] readResource() {
try (InputStream is = getClass().getClassLoader().getResourceAsStream(FILE_NAME)) {
int available = is.available();
byte[] result = new byte[available];
is.read(result, 0, available);