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Inversion of Control vs Dependency Injection
...e in metadata files (e.g. XML) which are less invasive. With some you can do IoC that would normally be impossible like inject an implementation at pointcuts.
See also this Martin Fowler's article.
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View differences of branches with meld?
... comparing against is the working tree then that is read-write also so you don't lose your changes.
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How do I replace multiple spaces with a single space in C#?
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I have copy and paste that and it works. I really do not like REgex but this time it saves my life.
– Pokus
Oct 15 '08 at 22:22
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python dataframe pandas drop column using int
...=1)
It could work strange, if you have duplicate names in columns, so to do this you can rename column you want to delete column by new name. Or you can reassign DataFrame like this:
df = df.iloc[:, [j for j, c in enumerate(df.columns) if j != i]]
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How to keep onItemSelected from firing off on a newly instantiated Spinner?
...tener. You'd therefore have to add the listener after the layout has been done. I have been unable to find a suitable, straightforward place to do this as the layout seems to happen at some point after onResume() and onPostResume(), so all of the normal hooks have completed by the time the layout ...
Tactics for using PHP in a high-load site
...lly crippling. If you turned it on without testing, you'd never know.
And don't forget that you are never done scaling. A site that handles 10req/s will need changes to support 1000req/s. And if you're lucking enough to need to support 10,000req/s, your architecture will probably look completely di...
Emacs bulk indent for Python
...d that I am having to indent the whole block, line by line. In Emacs, how do you indent the whole block at once.
8 Answers...
Is it acceptable and safe to run pip install under sudo?
I've started to use my Mac to install Python packages in the same way I do with my Windows PC at work; however on my Mac I've come across frequent permission denied errors while writing to log files or site-packages.
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Popup弹出菜单扩展 · App Inventor 2 中文网
...使用示例
// 设置锚点组件
when Screen1.Initialize
do
// 设置按钮为锚点
set Popup1.Anchor to Button1
// 从字符串设置菜单项
set Popup1.MenuItemsFromString to "选项1::icon1.png,选项2::icon2.png::T,选项3"
// 显示弹出菜单
when Button1.C...
Create subdomains on the fly with .htaccess (PHP)
I am looking to create a system which on signup will create a subdomain on my website for the users account area.
9 Answer...