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MultiImagePicker 拓展：图片单选/多选扩展 · App Inventor 2 中文网
...top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
App Inventor 2 CirculBar 扩展：在图像组件上绘制自定义圆形进度条 · App Inventor 2 中文网
...top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
What is the best way to implement nested dictionaries?
...ython?
This is a bad idea, don't do it. Instead, use a regular dictionary and use dict.setdefault where apropos, so when keys are missing under normal usage you get the expected KeyError. If you insist on getting this behavior, here's how to shoot yourself in the foot:
Implement __missing__ on a di...
Flattening a shallow list in Python [duplicate]
...be the best way to flatten a shallow list like this, balancing performance and readability?
23 Answers
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Get domain name from given url
...isambiguation method used by POSIX regular expressions, it is
natural and commonplace to use a regular expression for parsing the
potential five components of a URI reference.
The following line is the regular expression for breaking-down a
well-formed URI reference into its comp...
How do I enlarge an EER Diagram in MySQL Workbench?
I am working on a moderately complex schema in MySQL Workbench, and the single page of the EER diagram is now full up. Does anyone know how to enlarge it to two or more pages?
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iOS Simulator failed to install the application
...oblem
Deleting contents of ~/Library/Application Support/iPhone Simulator and re-run the project solved this problem.
or you can simply reset content and setting of the simulator.
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improv...
Gradients in Internet Explorer 9
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The latest versions of Firefox and Opera support the W3C standard. (I tested on Firefox 19 and Opera 12.14 on Windows 7)
– Jeroen Versteeg
Mar 14 '13 at 8:55
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What are enums and why are they useful?
Today I was browsing through some questions on this site and I found a mention of an enum being used in singleton pattern about purported thread safety benefits to such solution.
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Make EditText ReadOnly
... to make a read-only EditText view. The XML to do this code seems to be android:editable="false" , but I want to do this in code.
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