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How to check if a map contains a key in Go?
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64
Searched on the go-nuts email list and found a solution posted by Peter Froehlich on 11/15/2009...
How to generate keyboard events in Python?
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user648852's idea at least for me works great for OS X, here is the code to do it:
#!/usr/bin/env python
import time
from Quartz.CoreGraphics import CGEventCreateKeyboardEvent
from Quartz.CoreGraphics import CGEventPost
# Pyth...
Is inline assembly language slower than native C++ code?
...hecking for non-overlap if you omit __restrict). SSE2 is baseline for x86-64, and with shuffling SSE2 can do 2x 32-bit multiplies at once (producing 64-bit products, hence the shuffling to put the results back together). godbolt.org/z/r7F_uo. (SSE4.1 is needed for pmulld: packed 32x32 => 32-bit...
CSS filter: make color image with transparency white
...s.
Here's a JSFiddle changing the colour of the JSFiddle logo.
//Base64 source, but any local source will work
var src = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC0AAAAgCAYAAACGhPFEAAAABGdBTUEAALGPC/xhBQAABzhJREFUWAnNWAtwXFUZ/v9zs4GUJJu+k7tb5DFAGWO1aal1sJUiY3FQQaWidqgPLAMqYzd9CB073Vodh...
Seeding the random number generator in Javascript
...;>> 16, 2246822507);
h = Math.imul(h ^ h >>> 13, 3266489909);
return (h ^= h >>> 16) >>> 0;
}
}
Each subsequent call to the return function of xmur3 produces a new "random" 32-bit hash value to be used as a seed in a PRNG. Here's how you might u...
Relationship between SciPy and NumPy
...mport numpy
>>> scipy.source(scipy.linalg.solve)
In file: /usr/lib64/python2.4/site-packages/scipy/linalg/basic.py
def solve(a, b, sym_pos=0, lower=0, overwrite_a=0, overwrite_b=0,
debug = 0):
""" solve(a, b, sym_pos=0, lower=0, overwrite_a=0, overwrite_b=0) -> x
Solv...
How can I get query string values in JavaScript?
...efinedstring");
Testing in Firefox 4.0 x86 on Windows Server 2008 R2 / 7 x64
Split method: 144,780 ±2.17% fastest
Regex method: 13,891 ±0.85% | 90% slower
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Java Interfaces/Implementation naming convention [duplicate]
...abstract classes is all about violating SRP.
– Miha_x64
Jan 10 '19 at 10:38
About DTO I disagree, Imagine "Pet" ( the ...
Iterator Loop vs index loop [duplicate]
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TemplateRexTemplateRex
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Convert .pem to .crt and .key
...mat. The PEM form is the default format: it consists of the DER format base64 encoded with additional header and footer lines. On input PKCS#8 format private keys are also accepted. The NET form is a format is described in the NOTES section.
-outform DER|NET|PEM
This specifies the output form...