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Thread context switch Vs. process context switch
Could any one tell me what is exactly done in both situations? What is the main cost each of them?
10 Answers
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Invalid default value for 'create_date' timestamp field
I have the following sql create statement
16 Answers
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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
... deals with clients from all over the world, and, naturally, I want everything going into my databases to be UTF-8 encoded.
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How can I do test setup using the testing package in Go
How can I do overall test setup processing which sets the stage for all the tests when using the testing package ?
6 Answe...
“Least Astonishment” and the Mutable Default Argument
Anyone tinkering with Python long enough has been bitten (or torn to pieces) by the following issue:
31 Answers
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Should I use multiplication or division?
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Python:
time python -c 'for i in xrange(int(1e8)): t=12341234234.234 / 2.0'
real 0m26.676s
user 0m25.154s
sys 0m0.076s
time python -c 'for i in xrange(int(1e8)): t=12341234234.234 * 0.5'
real 0m17.932s
user 0m16.481s
sys 0m0.048s
mu...
How to place the ~/.composer/vendor/bin directory in your PATH?
I'm on Ubuntu 14.04 and I've been trying all possible methods to install Laravel to no avail. Error messages everything I try. I'm now trying the first method in the quickstart documentation, that is, via Laravel Installer, but it says to "Make sure to place the ~/.composer/vendor/bin directory in...
Using the Android Application class to persist data
I'm working on a fairly complex Android application that requires a somewhat large amount of data about the application (I'd say a total of about 500KB -- is this large for a mobile device?). From what I can tell, any orientation change in the application (in the activity, to be more precise) cause...
Should I prefer pointers or references in member data?
... members, because they restrict what the implementation of a class can do (including, as you mention, preventing the implementation of an assignment operator) and provide no benefits to what the class can provide.
Example problems:
you are forced to initialise the reference in each constructor's ...
Is it expensive to use try-catch blocks even if an exception is never thrown?
...ve to catch exceptions. But, is it also expensive to use a try-catch block in Java even if an exception is never thrown?
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