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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...
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....
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
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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...
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!
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Preferred method to reload page with JavaScript? [closed]
...n what you want to do. The fourth and sixth methods there won't reload any form data, they essentially make a separate visit to the page. Some versions of Firefox also have issues with the third method. Other than that, I'd go with the fifth as a personal preference. It seems the clearest.
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Is there a repo where you can download android virtual devices? [closed]
...inal project. This makes me so happy to see that this lives on (in better form). Open Source rules.
– Booger
May 9 '14 at 16:54
1
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get path for my .exe [duplicate]
...
In a Windows Forms project:
For the full path (filename included): string exePath = Application.ExecutablePath;
For the path only: string appPath = Application.StartupPath;
...
Get content of a cell given the row and column numbers
...
You don't need the CELL() part of your formulas:
=INDIRECT(ADDRESS(B1,B2))
or
=OFFSET($A$1, B1-1,B2-1)
will both work. Note that both INDIRECT and OFFSET are volatile functions. Volatile functions can slow down calculation because they are calculated at eve...