Flush means clearing all the buffers for a stream. This will cause any buffered data to be written to the underlying device.
Flush means clearing all the buffers for a stream. This will cause any buffered data to be written to the underlying device.
Questions tagged [flush]
1132 questions
46
votes
3 answers
Not buffered http.ResponseWritter in Golang
I'm writing a simple web app in Go and I want my responses to be streamed to the client (i.e. not buffered and sent in blocks once the request is fully processed) :
func handle(res http.ResponseWriter, req *http.Request) {
fmt.Fprintf(res,…
rmonjo
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45
votes
5 answers
does close() imply flush() in Python?
In Python, and in general - does a close() operation on a file object imply a flush() operation?
Adam Matan
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40
votes
7 answers
How can I flush the output of disp in Matlab or Octave?
I have a program in Octave that has a loop - running a function with various parameters, not something that I can turn into matrices. At the beginning of each iteration I print the current parameters using disp.
The first times I ran it I had a…
Nathan Fellman
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38
votes
5 answers
Can you force flush output in Perl?
I have the following two lines in Perl:
print "Warning: this will overwrite existing files. Continue? [y/N]: \n";
my $input = ;
The problem is that the print line does not get executed before the Perl script pauses for input. That is, the…
John
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36
votes
5 answers
endl and flushing the buffer
In the C++ primer book, in chapter (1), it mentions the following:
endl is a special value, called a manipulator, that when written to an
output stream has the effect of writing a newline to the output and
flushing the buffer associated with…
Simplicity
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32
votes
9 answers
flush in java.io.FileWriter
I have a question in my mind that, while writing into the file, before closing is done, should we include flush()??. If so what it will do exactly? dont streams auto flush??
EDIT:
So flush what it actually do?
i2ijeya
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31
votes
9 answers
PHP Flush that works... even in Nginx
Is it possible to echo each time the loop is executed? For example:
foreach(range(1,9) as $n){
echo $n."\n";
sleep(1);
}
Instead of printing everything when the loop is finished, I'd like to see it printing each result per time.
Roger
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29
votes
1 answer
Understanding Streams and their lifetime (Flush, Dispose, Close)
Note: I've read the following two questions already:
Can you explain the concept of streams?
C# using streams
I'm coding in C#
In almost all code samples that use streams, .Dispose(), .Flush(), .Close() are almost always called.
In the concept…
Omar
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29
votes
2 answers
Do I need to do StreamWriter.flush()?
Suppose this C# code:
using (MemoryStream stream = new MemoryStream())
{
StreamWriter normalWriter = new StreamWriter(stream);
BinaryWriter binaryWriter = new BinaryWriter(stream);
foreach(...)
{
binaryWriter.Write(number);
…
Nefzen
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27
votes
7 answers
Close a filestream without Flush()
Can I close a file stream without calling Flush (in C#)? I understood that Close and Dispose calls the Flush method first.
HelpME
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26
votes
4 answers
How can I output data before I end the response?
Here is my snippet I tested it in Chrome 11, and Firefox 4:
var http = require('http');
http.createServer(function(request, response){
// Write Headers
response.writeHead(200);
// Write Hello World!
response.write("Hello World!");
…
Adam Halasz
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26
votes
3 answers
What is meant by 'flushing the stream'?
I've read that '\n' is preferred over 'endl' for new line in c++ because 'endl' inserts new line and flushes the stream. Please tell me what is flushing the stream ?
Anshuman Singh
- 395
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26
votes
5 answers
The consequences and pros/cons of flushing the stream in c++
I have recently read an article which stated that using \n is preferable to using std::endl because endl also flushes the stream.
But when I looked for a bit more information on the topic I found a site which stated:
If you are in a situation where…
TheJavaFan
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25
votes
7 answers
stdout and need to flush it C++
I have some C++ code that uses cout statements for debug purposes and for some reason I can't get all the data to print unless I do a std::cout.flush(); at the end.
I don't quite understand why this flush operation is needed.
Anyone have any…
Dixon Steel
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24
votes
2 answers
Django flush vs sqlclear & syncdb
Can anyone tell if there is a difference between
>manage.py flush # or reset
and
>manage.py sqlclear appname | python manage.py dbshell
>manage.py syncdb
Jibin
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