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What issues should be considered when overriding equals and hashCode in Java?
...es getClass() which might cause problems in some cases (see Effective Java item 8)
– AndroidGecko
Dec 8 '13 at 18:46
7
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Check if a string contains a number
...Output from iPython
# In [18]: %timeit f1('assdfgag123')
# 1000000 loops, best of 3: 1.18 µs per loop
# In [19]: %timeit f2('assdfgag123')
# 1000000 loops, best of 3: 923 ns per loop
# In [20]: %timeit f3('assdfgag123')
# 1000000 loops, best of 3: 384 ns per loop
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What's the difference between “Solutions Architect” and “Applications Architect”? [closed]
... is not right. They have some overlapping but not identical skillsets. The best programmer may often be, but is not always, an ideal architect. A good architect has a good understanding of many technical aspects of the IT industry; a better understanding of business needs and strategies than a devel...
FloatingActionButton 扩展：悬浮操作按钮扩展，可自定义颜色、大小、位置...
...px 15px rgba(0, 0, 0, .1); display: flex; flex-direction: column; align-items: center; } .feedback-pop:hover, .feedback-pop .feedback-img:hover { color: #3773f5 } .feedback-pop .feedback-img { display: inline-block; width: 24px; height: 24px; margin-bottom: 4px; background: url(/static/imag...
How to use a WSDL file to create a WCF service (not make a call)
... "your.cs" in C# (or "your.vb" in VB.NET) which contains all the necessary items.
Now, you need to create a class "MyService" which will implement the service interface (IServiceInterface) - or the several service interfaces - and this is your server instance.
Now a class by itself doesn't really ...
Calendar Recurring/Repeating Events - Best Storage Method
I am building a custom events system, and if you have a repeating event that looks like this:
12 Answers
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Possible to make labels appear when hovering over a point in matplotlib?
...n annotation on picking a data point: http://scipy-cookbook.readthedocs.io/items/Matplotlib_Interactive_Plotting.html .
This recipe draws a tooltip, but it requires wxPython:
Point and line tooltips in matplotlib?
share
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Spring get current ApplicationContext
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According to Spring documentation, it's best to avoid @Autowired due to some issues. Here is the link spring.io/understanding/application-context. The best option is to go with implementing the ApplicationContextAware interface.
– Durja Arai
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Popup弹出菜单扩展 · App Inventor 2 中文网
...到这一点。
从字符串设置菜单项
MenuItemsFromString属性在设计器和运行时都可用。单个项目定义用逗号分隔列出：
从列表设置菜单项
SetMenuItems方法允许将菜单项定义为列表：
从文...
How can I filter lines on load in Pandas read_csv function?
... from io import StringIO
def zgrep_data(f, string):
'''grep multiple items f is filepath, string is what you are filtering for'''
grep = 'grep' # change to zgrep for gzipped files
print('{} for {} from {}'.format(grep,string,f))
start_time = time()
if string == '':
out...