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How can I default a parameter to Guid.Empty in C#?
...od is called in PHP; but only creates one object for the entire program in Python. Really, I consider this to be one of the very few design flaws of Python. I'm somewhat glad C# (and VB.Net) avoided this issue by simply disallowing new objects in default parameters... though there are times where ...
How to get the input from the Tkinter Text Widget?
... Abe, thank you guys so much for helping me out with my simple Tkinter and Python questions. You have really helped me to gain a deeper understanding of the language, and have always been courteous, prompt, and best of all - knowlegable. I am sure that your advice will help me as I move to highschoo...
Elasticsearch query to return all records
...
This is the best solution I found using python client
# Initialize the scroll
page = es.search(
index = 'yourIndex',
doc_type = 'yourType',
scroll = '2m',
search_type = 'scan',
size = 1000,
body = {
# Your query's body
})
sid = page['_scr...
Inserting a Link to a Webpage in an IPython Notebook
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In case it is not a markdown cell, that is with what I went:
from IPython.core.display import display, HTML
display(HTML("""<a href="https://google.at">text</a>"""))
share
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imp...
Why all the Active Record hate? [closed]
...e the application stores our domain objects in a NoSQL Database or just in XML files, for example. Would we implement the methods that do these tasks in our domain objects? I do not think so (for example, in the case of XM, we would add XML related dependencies to our domain objects...Truly sad I th...
add a string prefix to each value in a string column using Pandas
...lso yields the desired output:
col
0 stra
1 str0
If you are using Python 3.6+, you can also use f-strings:
df['col'] = df['col'].apply(lambda x: f"str{x}")
yielding the same output.
The f-string version is almost as fast as @RomanPekar's solution (python 3.6.4):
df = pd.DataFrame({'col...
Android Studio - Auto complete and other features not working
... working - A.S. 3.1.3 has suddenly stopped giving suggestions when editing XML !
– Someone Somewhere
Jun 20 '18 at 14:39
...
Make var_dump look pretty
...tring when it turns out that the line breaks simply don't show. Especially XML trees.
Alternatively, I've once created a small little tool called InteractiveVarDump for this very purpose. It certainly has its limits but it can also be very convenient sometimes. Even though it was designed with PHP ...
What is the most efficient way to create a dictionary of two pandas Dataframe columns?
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In Python 3.6 the fastest way is still the WouterOvermeire one. Kikohs' proposal is slower than the other two options.
import timeit
setup = '''
import pandas as pd
import numpy as np
df = pd.DataFrame(np.random.randint(32, 12...
How to calculate the angle between a line and the horizontal axis?
In a programming language (Python, C#, etc) I need to determine how to calculate the angle between a line and the horizontal axis?
...