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kernel stack and user space stack
...ecture's interrupt gates but instead delegates the interrupt dispatch to a common kernel interrupt entry/exit mechanism which saves pre-interrupt register state before calling the registered handler(s). The CPU itself when dispatching an interrupt might execute a privilege and/or stack switch, and t...
Convert to absolute value in Objective-C
...ve-C headers also include an ABS() macro which is type-agnostic. I don't recommend using ABS() however as it is not guaranteed to be side-effect-safe. For instance, ABS(a++) will have an undefined result.
If you're using C++ or Objective-C++, you can bring in the <cmath> header and use std:...
Syntax for if/else condition in SCSS mixin
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Select multiple columns in data.table by their numeric indices
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No problem. Compare also dt[,"a"] and dt[,"a", with=FALSE] to see what a helpful option it really is.
– Josh O'Brien
Nov 14 '12 at 17:41
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Gmail Error :The SMTP server requires a secure connection or the client was not authenticated. The s
...enerally happens when you try login from different time zone or IP Address Computer. Your production server and the mail id you have used both are in different time zone. Choose either of these two solutions:
1) Log in to production server via remote access, and sign in to gmail once with your cred...
What does the constant 0.0039215689 represent?
...Note:
If you're wondering why such a micro-optimization isn't left to the compiler, it's because it is an unsafe floating-point optimization. In other words:
x / 255 != x * (1. / 255)
due to floating-point round-off errors.
So while modern compilers may be smart enough to do this optimization...
How do I revert to a previous package in Anaconda?
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Can I set up HTML/Email Templates with ASP.NET?
... edited May 23 '17 at 12:17
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answered Feb 24 '11 at 6:48
Mike Barlow - BarDev...