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扩展App Inventor:具有多点触控和手势检测功能 · App Inventor 2 中文网

...ition Introduction MIT App Inventor is a block-based event-driven web platform that allows everyone, especially novices, to start programming and building fully functional apps for Android devices. Instead of text-based programming, apps are programmed by Blockly, a visual block-based programming f...
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扩展App Inventor:具有多点触控和手势检测功能 · App Inventor 2 中文网

...ition Introduction MIT App Inventor is a block-based event-driven web platform that allows everyone, especially novices, to start programming and building fully functional apps for Android devices. Instead of text-based programming, apps are programmed by Blockly, a visual block-based programming f...
https://www.fun123.cn/referenc... 

扩展App Inventor:具有多点触控和手势检测功能 · App Inventor 2 中文网

...ition Introduction MIT App Inventor is a block-based event-driven web platform that allows everyone, especially novices, to start programming and building fully functional apps for Android devices. Instead of text-based programming, apps are programmed by Blockly, a visual block-based programming f...
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Why are elementwise additions much faster in separate loops than in a combined loop?

... have had 8-way L1 cache associativity for a while. But in reality, the performance isn't completely uniform. Accessing 4-ways is still slower than say 2-ways. EDIT: It does in fact look like you are allocating all the arrays separately. Usually when such large allocations are requested, the allocat...
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How do servlets work? Instantiation, sessions, shared variables and multithreading

Suppose, I have a webserver which holds numerous servlets. For information passing among those servlets I am setting session and instance variables. ...
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Favorite (G)Vim plugins/scripts? [closed]

...nd to open files and directories. It presents the filesystem to you in the form of a tree which you manipulate with the keyboard and/or mouse. It also allows you to perform simple filesystem operations. The tree can be toggled easily with :NERDTreeToggle which can be mapped to a more suitable key....
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jQuery: $().click(fn) vs. $().bind('click',fn);

...here is one difference in that you can bind custom events using the second form that you have. Otherwise, they seem to be synonymous. See: jQuery Event Docs share | improve this answer | ...
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C multi-line macro: do/while(0) vs scope block [duplicate]

...atement. This is done in order to make the use of function-style macros uniform with the use of ordinary functions in all contexts. Consider the following code sketch if (<condition>) foo(a); else bar(a); where 'foo' and 'bar' are ordinary functions. Now imagine that you'd like to repl...
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How to create new folder? [duplicate]

I want to put output information of my program to a folder. if given folder does not exist, then the program should create a new folder with folder name as given in the program. Is this possible? If yes, please let me know how. ...
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How do I create JavaScript array (JSON format) dynamically?

...em.lastName, "age" : temp_item.age }); } And that work form me! I hope it could be useful for some body else! share | improve this answer | follow ...