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How to read keyboard-input?
...`sudo python3 -m pip install pyserial`
To run this program: `python3 this_filename.py`
"""
import threading
import queue
import time
def read_kbd_input(inputQueue):
print('Ready for keyboard input:')
while (True):
# Receive keyboard input from user.
input_str = input()
...
Using WebAPI or MVC to return JSON in ASP.NET
...the problem many devs will experience here is the idea that static HTML+JS files aren't what make an SPA an SPA. sometimes content needs to be dynamic, and specific to the user, but all frameworks tend to detract from this fact. "SPA" and "MVC" are not mutually exclusive.
– Sha...
What is the maximum amount of RAM an app can use?
...18 so things have changed.
First of all: run your app and open Android Profiler tab in Android Studio.
You will see how much memory it consumes, you will be surprised but it can allocate a lot of RAM.
Also here is a great article in official docs with detailed instructions on how to use Memory Pro...
How do you print in a Go test using the “testing” package?
...
The *_test.go file is a Go source like the others, you can initialize a new logger every time if you need to dump complex data structure, here an example:
// initZapLog is delegated to initialize a new 'log manager'
func initZapLog() *zap...
Is ASCII code 7-bit or 8-bit?
...SCII codes, this was because it then could execute programs and multimedia files over suck systems. These systems use 8 bits of the byte but then it must then be turned into a 7-bit format using coding methods such as MIME, UUcoding and BinHex. This mean that the 8-bit has been converted to a 7-bit ...
When do I need to use Begin / End Blocks and the Go keyword in SQL Server?
...
Also, if you are doing an install script, and have several batches in one file, an error in one batch will not keep the script from continuing to run, which may leave a mess. (Always backup before installing.)
Related to what Dave Markel pointed out, there are cases when parsing will fail because ...
How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
...ry explicit so noobs like me can understand.
Lets say that we have a data file or something like that
# -*- coding: utf-8 -*-
import matplotlib.pyplot as plt
from scipy.optimize import curve_fit
import numpy as np
import sympy as sym
"""
Generate some data, let's imagine that you already have t...
How to encrypt/decrypt data in php?
...f many people.
Hashing algorithms such as MD5 or SHA1 were made to verify file contents against a known hash value. They're greatly optimized to make this verification as fast as possible while still being accurate. Given their relatively limited output space it was easy to build a database with kn...
ASP.NET MVC View Engine Comparison
... the Response Output stream.
Cached. Templates are cached, but utilize a FileSystemWatcher to detect
file changes.
Dynamic. Templates can be generated on the fly in code.
Flexible. Templates can be nested to any level.
In line with MVC principles. Promotes separation of UI and Business
L...
OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
... here is a sample code in Mathematica:
f = Import["http://thwartedglamour.files.wordpress.com/2010/06/my-coffee-table-1-sa.jpg"]
f = ImageResize[f, ImageDimensions[f][[1]]/4]
g = MedianFilter[ColorConvert[f, "Grayscale"], 2]
h = DeleteSmallComponents[Thinning[
Binarize[ImageSubtract[Dilation[g...