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Why is null an object and what's the difference between null and undefined?
Why is null considered an object in JavaScript?
21 Answers
21
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What is the difference between google tag manager and google analytics?
...this stuff is if you put a "tag" on all of your pages. The tag is the javascript code on your pages that runs on the visitor's browser, which tells Google Analytics' servers that they are visiting the page right now.
There's no problem if you just want to put the tag in the master file of your web...
Can I get the name of the currently running function in JavaScript?
...Name.substr(0, myName.indexOf('('));
alert(myName);
}
Source: Javascript - get current function name.
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How can I set the aspect ratio in matplotlib?
... is the case, but it produces a square image plot for me, for example this script:
import matplotlib.pyplot as plt
import numpy as np
data = np.random.rand(10,20)
fig = plt.figure()
ax = fig.add_subplot(111)
ax.imshow(data)
ax.set_aspect('equal')
fig.savefig('equal.png')
ax.set_aspect('auto')
fig...
What is Turing Complete?
...n it's Turing complete.
Most modern programming languages (e.g. Java, JavaScript, Perl, etc.) are all Turing complete because they each implement all the features required to run programs like addition, multiplication, if-else condition, return statements, ways to store/retrieve/erase data and so o...
Simple regular expression for a decimal with a precision of 2
... as [0-9] as I think it's easier to read.
Also, here is the simple Python script I used to check it:
import re
deci_num_checker = re.compile(r"""^[0-9]+(\.[0-9]{1,2})?$""")
valid = ["123.12", "2", "56754", "92929292929292.12", "0.21", "3.1"]
invalid = ["12.1232", "2.23332", "e666.76"]
assert len...
CURL alternative in Python
... urllib2.urlopen(req)
print res.read()
Furthermore if you wrap this in a script and run it from a terminal you can pipe the response string to 'mjson.tool' to enable pretty printing.
>> basicAuth.py | python -mjson.tool
One last thing to note, urllib2 only supports GET & POST requests...
Why wasn't PyPy included in standard Python?
...efore PyPy isn't necessarily as efficient for running glue code or trivial scripts.
PyPy and CPython behavior is not identical in all respects, especially when it comes to "implementation details" (behavior that is not specified by the language but is still important at a practical level).
CPython r...
How to import an excel file in to a MySQL database
... Excel2MySQL tool should have the possibility to only create the database script :(
– joseantgv
Jul 29 '15 at 14:00
P...
Calling Python in Java?
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Here a library that lets you write your python scripts once and decide which integration method (Jython, CPython via Jep and Py4j) to use at runtime: github.com/subes/invesdwin-context-python Since each method has its own benefits/drawbacks
– subes
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