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How to convert a negative number to positive?
... you can use
import numpy as np
np.abs(-1.23)
>> 1.23
It will provide absolute values.
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SQL- Ignore case while searching for a string
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Scatter plot and Color mapping in Python
...re "jet_r" or cm.plasma_r. Here's an example with the new 1.5 colormap viridis:
import numpy as np
import matplotlib.pyplot as plt
x = np.arange(100)
y = x
t = x
fig, (ax1, ax2) = plt.subplots(1, 2)
ax1.scatter(x, y, c=t, cmap='viridis')
ax2.scatter(x, y, c=t, cmap='viridis_r')
plt.show()
Col...
How do I create an immutable Class?
...e case, you should copy away whatever state you will want to retain and avoid returning entire mutable objects, unless you copy them before giving them back to the caller - another option is to return only immutable "sections" of the mutable object - thanks to @Brian Rasmussen for encouraging me to ...
Using Position Relative/Absolute within a TD?
...tive (1) on a div good), (2) on a td(no good), and finally (3) on a div inside a td (good again).
<table>
<tr>
<td>
<div style="position:relative;">
<span style="position:absolute; left:150px;">
Absolute span
</span&...
Loading custom configuration files
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I did this, but when I access ConfigurationManager.ConnectionStrings I'm still gettting the old data. What am I missing?
– MAW74656
Dec 7 '15 at 20:25
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Does the GitHub traffic graph include your own views?
..., but I can definitely add that
as a feature request for the team to consider.
Hope that answers your question - thanks!
So it does include your own views, but they might add the option to filter it later.
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Hibernate dialect for Oracle Database 11g?
...ledialect and Oracle 11g database using hibernate.hbm2ddl.auto = validate mode.
With this dialect Hibernate was unable to found the sequences (because the implementation of the getQuerySequencesString() method, that returns this query:
"select sequence_name from user_sequ...
Thread Safety in Python's dictionary
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Should consider single operation vs. composite operations,such as get-add-set.
– andy
Dec 19 '14 at 1:57
5
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how do I insert a column at a specific column index in pandas?
...B': [1, 2, 3], 'C': [4, 5, 6]})
df
Out:
B C
0 1 4
1 2 5
2 3 6
idx = 0
new_col = [7, 8, 9] # can be a list, a Series, an array or a scalar
df.insert(loc=idx, column='A', value=new_col)
df
Out:
A B C
0 7 1 4
1 8 2 5
2 9 3 6
...