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Is cout synchronized/thread-safe?
...ation) are guaranteed to be mutually exclusive, the buffer might be shared by the different threads. This will quickly lead to corruption of the internal state of the stream.
And even if access to the buffer is guaranteed to be thread-safe, what do you think will happen in this code?
// in one thr...
Allowed characters in Linux environment variable names
...n any character except = and NUL, but:
Environment variable names used by the utilities in the Shell and
Utilities volume of IEEE Std
1003.1-2001 consist solely of uppercase letters, digits, and the '_'
(underscore) from the characters
defined in Portable Character Set and
do not begin...
CSS3 transform not working
I am trying to transform my menu items by rotating them 10 degrees. My CSS works in Firefox but I've failed to replicate the effect in Chrome and Safari. I know IE doesn't support this CSS3 property so that's not a problem.
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How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...hile - this means that the OS has decided to lower the battery consumption by stopping most User Land processes for a while, and turning Screen off, reducing CPU cycles, etc. The way this is done - is on a Linux system level where the processes are Paused mid run. This can happen at any time during ...
new keyword in method signature
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It means the method replaces a method by the same name inherited by the base class. In your case, you probably don't have a method by that name in the base class, meaning the new keyword is totally superfluous.
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How to compare two colors for similarity/difference
...t percentage. The thing is that I don't know how to do that manually step by step. So it is even more difficult to think of a program.
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Case-insensitive search in Rails model
...put. "#$$" is a little-known shortcut for escaping global variables with Ruby string interpolation. It's equivalent to "#{$$}". But string interpolation doesn't happen to user-input strings. Try these in Irb to see the difference: "$##" and '$##'. The first is interpolated (double-quotes). The secon...
Override intranet compatibility mode IE8
By default IE8 forces intranet websites into compatibility mode. I tried changing the meta header to IE8, but it doesn't acknowledge the meta header and just uses the browser setting. Does anyone know how to disable this?
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Where does this come from: -*- coding: utf-8 -*-
...m PEP 0263 - Defining Python Source Code Encodings.
It is also recognized by GNU Emacs (see Python Language Reference, 2.1.4 Encoding declarations), though I don't know if it was the first program to use that syntax.
share
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entity object cannot be referenced by multiple instances of IEntityChangeTracker. while adding relat
...exception "ADO.Net Entity Framework An entity object cannot be referenced by multiple instances of IEntityChangeTracker"
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