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What is the best place for storing uploaded images, SQL database or disk file system? [closed]
...o upload images onto the server. I expect about 20 images per day all jpeg and probably not edited/resized. (This is another question, how to resize the images on the server side before storing. Maybe someone can please drop a .NET resource for that in the comment or so).
I wonder now what the best...
Replace all elements of Python NumPy Array that are greater than some value
I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be:
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Can I set variables to undefined or pass undefined as an argument?
I’m a bit confused about JavaScript’s undefined and null values.
10 Answers
10...
Should I size a textarea with CSS width / height or HTML cols / rows attributes?
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I recommend to use both. Rows and cols are required and useful if the client does not support CSS. But as a designer I overwrite them to get exactly the size I wish.
The recommended way to do it is via an external stylesheet e.g.
textarea {
widt...
Is it better to use std::memcpy() or std::copy() in terms to performance?
...ll have a slight, almost imperceptible performance loss. I just did a test and found that to be untrue: I did notice a performance difference. However, the winner was std::copy.
I wrote a C++ SHA-2 implementation. In my test, I hash 5 strings using all four SHA-2 versions (224, 256, 384, 512), and ...
What's the concept of and differences between Framebuffer and Renderbuffer in OpenGL?
I'm confused about concept of Framebuffer and Renderbuffer. I know that they're required to render, but I want to understand them before use.
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How do I get PHP errors to display?
I have checked my PHP ini file ( php.ini ) and display_errors is set and also error reporting is E_ALL . I have restarted my Apache webserver.
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python setup.py uninstall
...setup.py install use pip install .
You need to remove all files manually, and also undo any other stuff that installation did manually.
If you don't know the list of all files, you can reinstall it with the --record option, and take a look at the list this produces.
To record a list of installed ...
How to get Ruby / Homebrew / RVM to work on Yosemite?
...requires Leopard or higher - I followed the answer below install xcode command line tools and it now works: stackoverflow.com/a/24225960/1062936
– greg
Feb 4 '15 at 23:59
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DateTime2 vs DateTime in SQL Server
...datetime2. Here is their recommendation:
Use the time, date, datetime2 and
datetimeoffset data types for new
work. These types align with the SQL
Standard. They are more portable.
time, datetime2 and datetimeoffset
provide more seconds precision.
datetimeoffset provides time zone
s...