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Keep-alive header clarification
...sistent connection for some advantages and disadvantages, such as:
Lower CPU and memory usage (because fewer connections are open simultaneously).
Enables HTTP pipelining of requests and responses.
Reduced network congestion (fewer TCP connections).
Reduced latency in subsequent requests (no hands...
converting Java bitmap to byte array
...etter is the rewind option from @Ted Hopp — compressing it is a waste of CPU unless your goal is an encoded image....
– Kaolin Fire
Apr 8 '13 at 22:34
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Fatal error: Maximum execution time of 30 seconds exceeded
... time. This may or may not be useful, depending on what the bottleneck is (CPU vs. Disk I/O vs. Network).
– Dan Bechard
Oct 7 '15 at 15:27
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How to keep a .NET console app running?
..., especially when you are forcing the code to recheck variables. It wastes CPU resources and slows down your program.
I would definitely say the first one.
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What and When to use Tuple? [duplicate]
...ing property names in your data representation. Tuples are better for your CPU.
– Avindra Goolcharan
Feb 12 at 19:12
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php: determine where function was called from
...> ->
)
)
I test the speed on Lenovo laptop: Intel Pentiom CPU N3530 2.16GHz, RAM 8GB
global $times;
$start = microtime(true);
$trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1);
$times[] = microtime(true) - $start;
Results:
count($times): 97
min: 2.6941299438477E-5
max...
Converting bytes to megabytes
... Thanks Jeffrey :), but it's not just the HD companies: Your CPU does 2600 MHz; Your math processor does XY Mflops; Ethernet does 100 Mbit/s; Your camera does 5 Mpixel; Blu-ray's 1x speed is 36 Mbit/s... All these "M" stand for 10^6, not 2^20.
– Federico A. Rampon...
Measure and Benchmark Time for Ruby Methods
... :001 > foo
5.230000 0.020000 5.250000 ( 5.274806)
Values are: cpu time, system time, total and real elapsed time.
Source: ruby docs.
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How do you hide the Address bar in Google Chrome for Chrome Apps?
...e process (not making too many processes in alt+ctrl+del list? so that the CPU and Memory is used but cleaned up)
– user285594
Mar 26 '15 at 11:09
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Does PHP have threading?
... i'll shortly describe both:
A thread is a sequence of commands that the CPU will process. The only data it consists of is a program counter. Each CPU core will only process one thread at a time but can switch between the execution of different ones via scheduling.
A process is a set of shared res...