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How can I list all collections in the MongoDB shell?

...to handle minor updates and growth without having to constantly reallocate new space for the entire collection's contents). – Cameron Sep 16 '14 at 17:34 add a comment ...
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How do I change the root directory of an apache server? [closed]

.../var/www"> You will also want to change what is in the quotes to your new directory. This gives Apache access to read from that directory when a user makes a request that call on it. Now restart your apache service (httpd -k restart) and you should be good to go. Edit: Apache2 site config fil...
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How to implement the Java comparable interface?

... public static void main(String[] args) { ArrayList<Emp> a= new ArrayList<Emp>(); a.add(new Emp(10,"Mahadev")); a.add(new Emp(50,"Ashish")); a.add(new Emp(40,"Amit")); Collections.sort(a); for(Emp id:a){ System.out.println(id); } } }...
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How do I find numeric columns in Pandas?

... numerics = ['int16', 'int32', 'int64', 'float16', 'float32', 'float64'] newdf = df.select_dtypes(include=numerics) share | improve this answer | follow | ...
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JSON: why are forward slashes escaped?

... when embedding JSON in a <script> tag, which doesn't allow </ inside strings, like Seb points out. Some of Microsoft's ASP.NET Ajax/JSON API's use this loophole to add extra information, e.g., a datetime will be sent as "\/Date(milliseconds)\/". (Yuck) ...
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Exposing database IDs - security risk?

...em: predictable IDs can reveal sensitive information such as the number of new customers within a certain timeframe. You really don't want to expose such information. – user247702 Apr 16 '18 at 11:10 ...
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How to flip UIImage horizontally?

... have tried with imageFlippedForRightToLeftLayoutDirection, and creating a new UIImage with diferent orientations but at least this is the only solution I found for flipping my image let ciimage: CIImage = CIImage(CGImage: imagenInicial.CGImage!) let rotada3 = ciimage.imageByApplyingTransform(CGAf...
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Jquery date picker z-index issue

...l today). – Triynko Oct 3 '16 at 21:51 add a comment  |  ...
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Understanding the basics of Git and GitHub [closed]

...this a manual process, in other words if you don't commit you won't have a new version of the changes made? Yes, committing and pushing are both manual. If are not collaborating and you are already using a backup system why would you use Git? If you encounter an error between commits you can...
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See :hover state in Chrome Developer Tools

... | edited Jun 3 at 4:51 KostasX 2,11611 gold badge99 silver badges2020 bronze badges answered Jul 2...