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Simulate delayed and dropped packets on Linux
I would like to simulate packet delay and loss for UDP and TCP on Linux to measure the performance of an application. Is there a simple way to do this?
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What does glLoadIdentity() do in OpenGL?
I'm new to OpenGL and I'm a little overwhelmed with all of the random functions that I have in my code. They work and I know when to use them, but I don't know why I need them or what they actually do.
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What does [:] mean?
I'm analyzing some Python code and I don't know what
6 Answers
6
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How does the ARM architecture differ from x86? [closed]
...instructions operate only on registers with a few instructions for loading and saving data from / to memory while x86 can operate directly on memory as well. Up until v8 ARM was a native 32 bit architecture, favoring four byte operations over others.
So ARM is a simpler architecture, leading to sma...
How do I reset a sequence in Oracle?
...any sequence to 0 from Oracle guru Tom Kyte. Great discussion on the pros and cons in the links below too.
tkyte@TKYTE901.US.ORACLE.COM>
create or replace
procedure reset_seq( p_seq_name in varchar2 )
is
l_val number;
begin
execute immediate
'select ' || p_seq_name || '.nextval fro...
Comparing Haskell's Snap and Yesod web frameworks
The two Haskell web frameworks in the news recently are Yesod (at 0.8) and Snap (at 0.4).
4 Answers
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Ruby: How to post a file via HTTP as multipart/form-data?
...ke an HMTL form posted from a browser. Specifically, post some text fields and a file field.
12 Answers
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What is the difference between fastcgi and fpm?
...d somewhere that fpm means FastCGI process manager. Does that mean fastcgi and fpm are same? If they are same, then why do we have two different macports variants for php namely
"php5 +fastcgi" and
"php5 +fpm"
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iOS5 Storyboard error: Storyboards are unavailable on iOS 4.3 and prior
I've built a small app using storyboards and it ran great. Just before final testing I decided to try it out to see if it runs on iOS 4.3. I clicked on the gray 5.0 in the project settings and selected 4.3.
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How to drop column with constraint?
...ect_id
WHERE
dc.parent_object_id = OBJECT_ID('tbloffers')
AND c.name = N'checkin'
IF @@ROWCOUNT = 0 BREAK
EXEC (@sql)
END
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