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Delete from the current cursor position to a given line number in vi editor
How do I delete a block of text from the current cursor row to a given line number in vi?
5 Answers
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Add one row to pandas DataFrame
... it to be in the dataframe.
>>> import pandas as pd
>>> from numpy.random import randint
>>> df = pd.DataFrame(columns=['lib', 'qty1', 'qty2'])
>>> for i in range(5):
>>> df.loc[i] = ['name' + str(i)] + list(randint(10, size=2))
>>> df
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How to crop circular area from bitmap in Android
I have a bitmap and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this?
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Determine which JAR file a class is from
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This makes assumptions abut the mapping from class name to class file. Will it work properly for anonymous classes? Nested classes?
– Thorbjørn Ravn Andersen
Dec 31 '09 at 13:40
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Lost connection to MySQL server at 'reading initial communication packet', system error: 0
...to the loop-back IP (127.0.0.1 / localhost) which effectively cuts you off from connecting from "outside".
If this is the case, you need to upload the script to the webserver (which is probably also running the MySQL server) and keep your server host as 'localhost'
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Vagrant's port forwarding not working [closed]
...nstead of just more comments.
First thing: try curl 'http://localhost:80' from within the VM. If that doesn't work, then it's definitely not the port forwarding.
Next: try curl -v 'http://localhost:4567/' from your host machine. Curl might give you a better error message than Safari.
I'd check ...
How to generate a Dockerfile from an image?
Is it possible to generate a Dockerfile from an image? I want to know for two reasons:
8 Answers
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Progress indicator during pandas operations
...or DataFrameGroupBy.progress_apply:
import pandas as pd
import numpy as np
from tqdm import tqdm
# from tqdm.auto import tqdm # for notebooks
df = pd.DataFrame(np.random.randint(0, int(1e8), (10000, 1000)))
# Create and register a new `tqdm` instance with `pandas`
# (can use tqdm_gui, optional kw...
Remove the image from a imageview Android [duplicate]
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Are you calling this from the main (UI) Thread?
– tristan2468
Feb 23 '15 at 14:38
1
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Evenly distributing n points on a sphere
...the kth node. You are generating an array N points and node[k] is the kth (from 0 to N-1). If that is all that is confusing you, hopefully you can use that now.
(in other words, k is an array of size N that is defined before the code fragment starts, and which contains a list of the points).
Alter...