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Using lambda expressions for event handlers
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Really? Interesting - so, if I register two anonymous functions that look the same (w.l.o.g. have an empty body), and then I unregister (using -=) another anonymous function that too has an empty body, it is essentially undefin...
Reading a string with scanf
...ld take it then that this would not be the case with a pointer to a string allocated through malloc()?
– abeln
Mar 23 '11 at 15:04
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uncaught syntaxerror unexpected token U JSON
...fined. I just spent 30 minutes finding that out.
– ug_
Feb 3 '14 at 3:53
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@ns47731 That is actu...
XmlWriter to Write to a String Instead of to a File
.... If you happen to omit the using() and instead declare your XmlWriter normally then make sure to call xw.Flush before you call sw.ToString() or else you may not get all content! (Obviously better to use the using brackets...)
– Ravendarksky
Jul 16 '14 at 10:34...
How to properly overload the
I am writing a small matrix library in C++ for matrix operations. However my compiler complains, where before it did not. This code was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1.1) 4.3.2
) however I have the same problem on a Ub...
How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...course seq 0 2 10 will produce the same output on its own).
Note that seq allows floating-point numbers (e.g., seq .5 .25 3.5) but bash's brace expansion only allows integers.
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Floating View 扩展：悬浮视图扩展，将组件转换为悬浮窗口 · App Inventor 2 中文网
...3. 视频播放悬浮窗
悬浮视频播放器：
当 Button_悬浮播放.点击
调用 FloatingView1.SetView 视图组件为 VideoPlayer 可点击为true 位置X为200 位置Y为300
调用 FloatingView1.EnableMove 启用为true
4. 快捷工具悬浮窗
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Difference between .tagName and .nodeName
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The tagName property is meant specifically for element nodes (type 1 nodes) to get the type of element.
There are several other types of nodes as well (comment, attribute, text, etc.). To get the name of any of the various node types, you can use the nodeName p...
How to make “if not true condition”?
... then ....
OR
if (( ! $(grep -c "sysa" /etc/passwd) )) ; then ....
Finally, there is an award called the Useless Use of Cat (UUOC). :-) Some people will jump up and down and cry gothca! I'll just say that grep can take a file name on its cmd-line, so why invoke extra processes and pipe construc...
Align elements side by side
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@JCOC611: Ah, so clear usually follows when you want a momentary float ability? Makes sense. Thanks for the lesson. ;-)
– Brad Christie
Feb 9 '11 at 2:47
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