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Adding a legend to PyPlot in Matplotlib in the simplest manner possible
...ot() calls, and then call legend(loc='upper left').
Consider this sample (tested with Python 3.8.0):
import numpy as np
import matplotlib.pyplot as plt
x = np.linspace(0, 20, 1000)
y1 = np.sin(x)
y2 = np.cos(x)
plt.plot(x, y1, "-b", label="sine")
plt.plot(x, y2, "-r", label="cosine")
plt.legend(...
Google Authenticator available as a public service?
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I found this: https://github.com/PHPGangsta/GoogleAuthenticator. I tested it and works fine for me.
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How do you reinstall an app's dependencies using npm?
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@vadim I was doing some testing on the behavior of npm install and it always reinstalls dependencies and upgrades packages to latest versions as permitted by package.json. So removing node_modules folders is not needed unless you think its corrupted...
Spring ApplicationContext - Resource leak: 'context' is never closed
...s answer is bad, there is a real problem with your try finally block. just tested but not working at all.
– HDJEMAI
Feb 6 '17 at 3:50
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Javascript array search and remove string?
...everse order, and use the .splice method.
var array = ['A', 'B', 'C']; // Test
var search_term = 'B';
for (var i=array.length-1; i>=0; i--) {
if (array[i] === search_term) {
array.splice(i, 1);
// break; //<-- Uncomment if only the first term has to be removed
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What is the simplest SQL Query to find the second largest value?
...d answer turns ugly if you need it to work for any n. This one stands that test.
– Robin Maben
Aug 8 '12 at 6:53
@Robi...
Selecting only first-level elements in jquery
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Thank you for your tip. I have tested this too, and it seems it works well: ul.find(">li"); if you have the "ul" node as JQuery object in ul variable.
– John Boe
Sep 28 '19 at 17:37
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ORA-01882: timezone region not found
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I had this problem when running automated tests from a continuous integration server. I tried adding the VM argument "-Duser.timezone=GMT" to the build parameters, but that didn't solve the problem. However, adding the environment variable "TZ=GMT" did fix it for me....
Is there a query language for JSON?
...eter, but recommends jq for command line piping. docs.aws.amazon.com/cli/latest/userguide/…
– wisbucky
Dec 7 '17 at 0:14
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Email address validation using ASP.NET MVC data type attributes
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@QuantumDynamix Try adding an empty string test to your regular expression as an option. Never tried it, but who knows?
– Peter Smith
Mar 7 '15 at 9:04
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