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MySQL with Node.js
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427
Check out the node.js module list
node-mysql — A node.js module implementing the MySQL prot...
Difference between JSON.stringify and JSON.parse
...that JSON text in a string, eg:
var my_object = { key_1: "some text", key_2: true, key_3: 5 };
var object_as_string = JSON.stringify(my_object);
// "{"key_1":"some text","key_2":true,"key_3":5}"
typeof(object_as_string);
// "string"
JSON.parse turns a string of JSON text into a JavaScri...
How to convert an int to a hex string?
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218
You are looking for the chr function.
You seem to be mixing decimal representations of intege...
Cannot find module cv2 when using OpenCV
...Raspberry Pi, using jayrambhia's script found here . It installed version 2.4.5.
17 Answers
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Is calculating an MD5 hash less CPU intensive than SHA family functions?
Is calculating an MD5 hash less CPU intensive than SHA-1 or SHA-2 on "standard" laptop x86 hardware? I'm interested in general information, not specific to a certain chip.
...
Creating a dictionary from a csv file?
...ict = {rows[0]:rows[1] for rows in reader}
Alternately, for python <= 2.7.1, you want:
mydict = dict((rows[0],rows[1]) for rows in reader)
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Filter LogCat to get only the messages from My Application in Android?
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29 Answers
29
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Better way to shuffle two numpy arrays in unison
...ssume the arrays a and b look like this:
a = numpy.array([[[ 0., 1., 2.],
[ 3., 4., 5.]],
[[ 6., 7., 8.],
[ 9., 10., 11.]],
[[ 12., 13., 14.],
[ 15., 16., 17.]]])
b = numpy.array([[ 0., ...
Serializing a list to JSON
... will need to install their respective packages.
If stuck using .Net Core 2.2 or earlier;
Default to using Newtonsoft JSON.Net as your first choice JSON Parser.
e.g.
using Newtonsoft.Json;
var json = JsonConvert.SerializeObject(aList);
you may need to install the package first.
PM> Instal...
Why do I get access denied to data folder when using adb?
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janot
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answered Jun 25 '09 at 12:50
Reto MeierReto Meier
...