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Determine if two rectangles overlap each other?
...ram that takes the following inputs from the user to construct rectangles (between 2 and 5): height, width, x-pos, y-pos. All of these rectangles will exist parallel to the x and the y axis, that is all of their edges will have slopes of 0 or infinity.
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Javascript replace with reference to matched group?
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"hello _there_".replace(/_(.*?)_/, function(a, b){
return '<div>' + b + '</div>';
})
Oh, or you could also:
"hello _there_".replace(/_(.*?)_/, "<div>$1</div>")
shar...
How to export JavaScript array info to csv (on client side)?
I know there are lot of questions of this nature but I need to do this using JavaScript. I am using Dojo 1.8 and have all the attribute info in array, which looks like this:
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How do I rename an open file in Emacs?
...ename an open file in Emacs? While I'm viewing it? Something like save-as, but the original one should go away.
10 Answers
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Saving a Numpy array as an image
...How would I write it to disk it as an image? Any format works (png, jpeg, bmp...). One important constraint is that PIL is not present.
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How to track down a “double free or corruption” error
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If you're using glibc, you can set the MALLOC_CHECK_ environment variable to 2, this will cause glibc to use an error tolerant version of malloc, which will cause your program to abort at the point where the double free is done.
You can set th...
做了个购物清单App后，我才真正搞懂App Inventor 2的变量 - App应用开发 - ...
...商品计数 → 全局变量 → 跨屏访问
- 持久化存储 → TinyDB + 全局变量 → 配合使用
关键实现
Step 1：初始化全局变量——构建数据地基
拖出一个 initialize global 积木：
initialize global shoppingList to [create empty list]
initialize glob...
Split Strings into words with multiple word boundary delimiters
I think what I want to do is a fairly common task but I've found no reference on the web. I have text with punctuation, and I want a list of the words.
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How do I push to GitHub under a different username?
A friend and myself are sharing my computer. I've made pushes to GitHub using the git bash shell on Windows 7. Now we're in a different project on that computer and I need her to push to her account. But it keeps trying to use my username and saying I don't have access to her repository:
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How to generate gcc debug symbol outside the build target?
I know I can generate debug symbol using -g option. However the symbol is embeded in the target file. Could gcc generate debug symbol outside the result executable/library? Like .pdb file of windows VC++ compiler did.
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