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In mongoDb, how do you remove an array element by its index?
In the following example, assume the document is in the db.people collection.
8 Answers
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Inspect hovered element in Chrome?
I am trying to view, through Chrome's developer tools, how tooltips are structured on a site. However, even when I am hovered over the item, when I "inspect element", nothing shows for the tooltip in the html. I know I can set the Style to :hover , but I still can't see the html or css of the toolt...
How does this milw0rm heap spraying exploit work?
.... The code is from an exploit that has been published 4 days ago. You can find it at milw0rm .
7 Answers
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How do you remove Subversion control for a folder?
I have a folder, c:\websites\test , and it contains folders and files that were checked out from a repository that no longer exists. How do I get Subversion to stop tracking that folder and any of the subfolders and files?
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Postgresql: Scripting psql execution with password
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There are several ways to authenticate to PostgreSQL. You may wish to investigate alternatives to password authentication at https://www.postgresql.org/docs/current/static/client-authentication.html.
To answer your question, there are a few ways provide a password for password-based authentica...
How to programmatically get iOS status bar height
... network connection) at the top of the iPhone/iPad is 20 pixels for non-retina screens and 40 pixels for retina screens, but to future proof my app I would like to be able to determine this without hard coding values. Is it possible to figure out the height of the status bar programmatically?
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Using JSON.NET as the default JSON serializer in ASP.NET MVC 3 - is it possible?
Is it possible to use JSON.NET as default JSON serializer in ASP.NET MVC 3?
7 Answers
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Programmatically change UITextField Keyboard type
...o programmatically change the keyboard type of a uitextfield so that something like this would be possible:
12 Answers
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error: request for member '..' in '..' which is of non-class type
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Foo foo2();
change to
Foo foo2;
You get the error because compiler thinks of
Foo foo2()
as of function declaration with name 'foo2' and the return type 'Foo'.
But in that case If we change to Foo foo2 , the compiler might show the error " call of overloaded ‘Foo()’ is ambiguous".
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Why aren't Java Collections remove methods generic?
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Josh Bloch and Bill Pugh refer to this issue in Java Puzzlers IV: The
Phantom Reference Menace, Attack of the Clone, and Revenge of The
Shift.
Josh Bloch says (6:41) that they attempted to generify the get method
of Map, remove method and some other, but "it simply ...