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How do I create test and train samples from one dataframe with pandas?
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scikit learn's train_test_split is a good one.
from sklearn.model_selection import train_test_split
train, test = train_test_split(df, test_size=0.2)
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How can I run just the statement my cursor is on in SQL Server Management Studio?
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Use Ctrl+KU to select a line.
Then use F5 to run it.
Although it only works for single line selection, still I find it quite useful.
Hope it helps!!
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Displaying files (e.g. images) stored in Google Drive on a website
...kit, the following worked for me:
1 Make a folder called e.g. "public"
2 Select that folder, right click and Share > Share. Click. Select "Anyone can access"
3 Drag and Drop a file into the folder, and let it upload.
4 Right click on the file and select Details. One of the lines in the Detail...
Add support library to Android Studio project
...oject Structure (Press F4 on PC and Command+; on MAC) on your project).
2.Select Modules on the left pane.
3.Choose your project and you will see Dependencies TAB above the third Column.
4.Click on the plus sign in the bottom. Then a tree-based directory chooser dialog will pop up, navigate to yo...
How do I escape a single quote in SQL Server?
...lue] VARCHAR(200)
)
INSERT INTO @my_table VALUES ('hi, my name''s tim.')
SELECT * FROM @my_table
Results
value
==================
hi, my name's tim.
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Evenly space multiple views within a container view
...constraint:
4) Adjust the constraint added in #3 above as follows:
a) select the constraint,
b) remove the constant (set to 0),
c) change the multiplier as follows: take the number of buttons + 1, and starting at the top, set the multiplier as buttonCountPlus1:1, and then buttonCountPlus1:2, ...
How to open a web server port on EC2 instance
...asn't immediately clear to me from the linked instructions, but you should select "Custom TCP". Otherwise you won't be able to change the port.
– KKOrange
Dec 12 '19 at 1:39
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Javascript trick for 'paste as plain text` in execCommand
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content = window.clipboardData.getData('Text');
document.selection.createRange().pasteHTML(content);
}
});
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How do I use Linq to obtain a unique list of properties from a list of objects?
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IEnumerable<int> ids = list.Select(x=>x.ID).Distinct();
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html select only one checkbox in a group
So how can I only allow a user to select only one checkbox?
16 Answers
16
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