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由12306.cn谈谈网站性能技术12306.cn网站挂了，被全国人民骂了。我这两天也在思考这个事，我想以这个事来粗略地和大家讨论一下网站性能的问题。因为仓促，而且完全基于...12306.cn网站挂了，被全国人民骂了。我这两天也在思考...
Fix warning “Capturing [an object] strongly in this block is likely to lead to a retain cycle” in AR
...:
My understanding of the documentation says that using keyword block and setting the variable to nil after using it inside the block should be ok, but it still shows the warning.
__block ASIHTTPRequest *request = [[ASIHTTPRequest alloc] initWithURL:...
[request setCompletionBlock:^{
NSDictio...
What does $.when.apply($, someArray) do?
... calls $.when with each element as a parameter (and makes sure the this is set to jQuery/$), so then it all works :-)
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How to delete a character from a string using Python
There is a string, for example. EXAMPLE .
16 Answers
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Add custom icons to font awesome
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Great service. Thanks for that. Generated a custom icon set from svgs in not time.
– Nodoze
Apr 17 '15 at 1:56
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How can I create a Makefile for C projects with SRC, OBJ, and BIN subdirectories?
A few months ago, I came up with the following generic Makefile for school assignments:
3 Answers
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What is a 'Closure'?
... @BlissRage - one of the main purposes is for event handlers. When you set up your handler you have access to a bunch of local variables. Later though, when the handler is invoked, those variables may have changed or may no longer exist. Closure gives you a reliable runtime environment.
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How to do a SOAP Web Service call from Java class?
... business classes, and it's a fact that the wsimport generates a whole new set of classes (that are somehow duplicates of the classes you already have).
I'm afraid, though, in this scenario, you can only either:
Adapt (edit) the wsimport generated code to make it use your business classes (this i...
StatusbarTools 扩展 - 状态栏自定义工具 · App Inventor 2 中文网
... 设置状态栏的背景颜色，使用十六进制颜色值，例如 “#FF0000” 表示红色。
透明背景
设置状态栏背景是否透明。true为透明，false为不透明。
图标颜色
设置状态栏图标的颜色。可选值为 “Light”（浅色）或 “Dark”（深色...
Can the C# interactive window interact with my code?
...ses from your own project.
Just right click on your solution and select "Reset Interactive from Project".
If you need more information, here is the source:
Using the C# Interactive Window that comes with Roslyn – Part 2
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