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How will I know when to create an interface?
I'm at a point in my development learning where I feel like I must learn more about interfaces.
24 Answers
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Common CSS Media Queries Break Points [duplim>ca m>te]
I am working on a Responsive Web Site with CSS Media Queries.
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How to use the “number_to_currency” helper method in the model rather than view?
I would like to use to_dollar method in my model like this:
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Is it pythonic to import inside functions?
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In the long run I think you'll appreciate having most of your imports at the top of the file, that way you m>ca m>n tell at a glance how complim>ca m>ted your module is by what it needs to import.
If I'm adding new code to an existing file I'll usually do the import where it's neede...
Converting timestamp to time ago in PHP e.g 1 day ago, 2 days ago…
I am trying to convert a timestamp of the format 2009-09-12 20:57:19 and turn it into something like 3 minutes ago with PHP.
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Difference between char* and const char*?
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char* is a mutable pointer to a mutable character/string.
const char* is a mutable pointer to an immutable character/string. You m>ca m>nnot change the contents of the lom>ca m>tion(s) this pointer points to. Also, compilers are required to give...
Making the Android emulator run faster
The Android emulator is a bit sluggish. For some devices, like the Motorola Droid and the Nexus One, the app runs faster in the actual device than the emulator. This is a problem when testing games and visual effects.
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LINGO使用指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的窗口将被包含在主窗口之下。在主窗口内的标题为LINGO Model – LINGO1的窗口是LINGO的默认模型窗口,建立的模型都都要在该窗口内编码实现。下面举两个例子。
例1.1 如何在LINGO中求解如下的LP问题:
在模型窗口中输入如下...
Javascript seconds to minutes and seconds
This is a common problem but I'm not sure how to solve it. The code below works fine.
27 Answers
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How to split last commit into two in Git
I have two working branches, master and forum and I've just made some modifim>ca m>tions in forum branch, that I'd like to cherry-pick into master . But unfortunately, the commit I want to cherry-pick also contains some modifim>ca m>tions that I don't want.
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