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Node.js vs .Net performance
...n other platforms, but on Windows IIS is the winner. Developers looking to convert their ASP.NET MVC to nodejs should pause and think twice before proceeding.
Updated (5/17/2012)
Tomcat (on windows) seems to beat IIS hands down, about 3 times faster than IIS in dishing out static html.
tomcat
ind...
adding noise to a signal in python
...et SNR
# Set a target SNR
target_snr_db = 20
# Calculate signal power and convert to dB
sig_avg_watts = np.mean(x_watts)
sig_avg_db = 10 * np.log10(sig_avg_watts)
# Calculate noise according to [2] then convert to watts
noise_avg_db = sig_avg_db - target_snr_db
noise_avg_watts = 10 ** (noise_avg_d...
Determine a string's encoding in C#
...ou are reading the contents of a file, which is made of bytes, and wish to convert that to a string, then the file's encoding must be used.
.NET includes encoding and decoding classes for: ASCII, UTF7, UTF8, UTF32 and more.
Most of these encodings contain certain byte-order marks that can be used ...
Jackson serialization: ignore empty values (or null)
...y using jackson 2.1.4 and I'm having some trouble ignoring fields when I'm converting an object to a JSON string.
8 Answers...
Benchmarking small code samples in C#, can this implementation be improved?
...T doesn't improve it's results over time (like the Java one does). It only converts a method from IL to Assembly once, on the first call.
– Matt Warren
Sep 20 '14 at 21:58
add...
Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
... printf ("\r\n");
}
printf ("\r\nNumber of 32-byte chunks to convert: %d\r\n",(unsigned int)ceil(NUM_DATA_BYTES/32.0));
double start_time = omp_get_wtime();
bitflipbyte(data,(unsigned int)ceil(NUM_DATA_BYTES/32.0),k1);
double end_time = omp_get_wtime();
printf ("\r\nD...
curl POST format for CURLOPT_POSTFIELDS
...
Nested arrays won't work. cURL will try to convert them to string and a PHP Array to string conversion notice will follow
– 7ochem
Jul 5 '18 at 9:07
...
How to create a numpy array of all True or all False?
...ata itself when possible? I can't imagine numpy doing any heavy lifting to convert int 1 to bool True.
– BallpointBen
May 8 '18 at 19:02
add a comment
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How do I round to the nearest 0.5?
...right
var f:int = Math.round(r * 10 - n) * 5;// INTEGER - Test 1 or 0 then convert to 5
var d:Number = (n + (f / 10)) / 10; // NUMBER - Re-assemble the number
trace("ORG No: " + r);
trace("NEW No: " + d);
Thats pretty much it.
Note the use of 'Numbers' and 'Integers' and the way they are proces...
Hexadecimal To Decimal in Shell Script
Can someone help me to convert a hexadecimal number to decimal number in a shell script?
6 Answers
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