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Is std::vector so much slower than plain arrays?
...ixel to:
struct Pixel
{
unsigned char r, g, b;
};
Result: about 10% faster. Still slower than an array. Hm.
# ./vector
UseArray completed in 3.239 seconds
UseVector completed in 5.567 seconds
Idea #4 - Use iterator instead of loop index
How about using a vector<Pixel>::iterator ins...
How to reduce iOS AVPlayer start delay
...audio files to listeners in the US where mobile data coverage is generally fast. Your use case could be different though.
– grizzb
Aug 4 at 14:17
...
How do I read a text file of about 2 GB? [duplicate]
...
Try Glogg.
the fast, smart log explorer.
I have opened log file of size around 2 GB, and the search is also very fast.
share
|
improve th...
Fast Linux File Count for a large number of files
...o the stat() call ls does on every file. find doesn't stat() thus it works faster.
– Dummy00001
Jul 19 '10 at 20:03
12
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How to count the number of set bits in a 32-bit integer?
...(like x86's popcnt, on CPUs where it's supported) will almost certainly be fastest. Some other architectures may have a slow instruction implemented with a microcoded loop that tests a bit per cycle (citation needed).
A pre-populated table lookup method can be very fast if your CPU has a large cach...
Comparing two byte arrays in .NET
How can I do this fast?
27 Answers
27
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Detect network connection type on Android
...
If the problem is to find whether the phone's network is connected and fast enough to meet your demands you have to handle all the network types returned by getSubType().
It took me an hour or two to research and write this class to do just exactly that, and I thought I would share it with othe...
Are list-comprehensions and functional functions faster than “for loops”?
...a list-comprehension, or functions like map() , filter() and reduce() faster than a for loop? Why, technically, they run in a C speed , while the for loop runs in the python virtual machine speed ?.
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How to format a Java string with leading zero?
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This version is crazy fast! I love it.
– Dakkaron
Jul 2 '14 at 20:18
3
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Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]
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Also I have increased the Device RAM Size to 1024 which results in a very fast emulator.
Refer to the given below screenshots for more information.
Creating a new AVD with the save snapshot feature.
Launching the emulator from the snapshot.
And for speeding up your emulator you can ...