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Plotting a list of (x, y) coordinates in python matplotlib
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184
As per this example:
import numpy as np
import matplotlib.pyplot as plt
N = 50
x = np.random...
What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
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Copied verbatim from http://cocoaheads.tumblr.com/post/17757846453/objective-c-literals-for-nsdictionary-nsarray-and:
Objective-C literals: one can now create literals for NSArray, NSDictionary, and NSNumber (just like one can create literals for NSString)
NSArray Literals
Pre...
Difference between @Before, @BeforeClass, @BeforeEach and @BeforeAll
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edited Dec 27 '16 at 9:00
Erik
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answered Nov 30 '13 ...
Is there an easy way to add a border to the top and bottom of an Android View?
...drawable/textlines"
/>
/res/drawable/textlines.xml
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
<item>
<shape
android:shape="rectangle">
<stroke android:width="1dp" andr...
NullPointerException in Java with no StackTrace
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10 Answers
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What does the “__block” keyword mean?
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edited Jun 15 '14 at 11:50
answered Aug 16 '11 at 15:45
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How to overcome “datetime.datetime not JSON serializable”?
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jQuery Plugin: Adding Callback functionality
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167
Just execute the callback in the plugin:
$.fn.myPlugin = function(options, callback) {
if...
How to add a footer to a UITableView in Storyboard
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192
You can just drag a view to the bottom area of the tableView. You'll see in the hierarchy that...
What is the difference between pluck and collect in Rails?
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231
pluck is on the db level. It will only query the particular field. See this.
When you do:
Use...