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Store pictures as files or in the database for a web app?
...l include a lot of pictures and hopefully a fair amount of traffic. I do really want to achieve performance.
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ValidateRequest=“false” doesn't work in Asp.Net 4
...ebPages.dll. It is going to return a UnvalidatedRequestValues object which allows to access the form and QueryString without validation.
For example,
var queryValue = Server.UrlDecode(Request.Unvalidated("MyQueryKey"));
Works for me for MVC3 and .NET 4.
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Generator Expressions vs. List Comprehension
...or slicing
print [5,6] + gen() # generators can't be added to lists
Basically, use a generator expression if all you're doing is iterating once. If you want to store and use the generated results, then you're probably better off with a list comprehension.
Since performance is the most common rea...
Adjusting the Xcode iPhone simulator scale and size [duplicate]
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But in the smaller screens(MacBook Pro 15-Inch), I can't scale it more than the screen size sometimes if I want to see the UI elements more clearly. It's a kind of disadvantage in Xcode 9.
– Ashok
Se...
Passing a String by Reference in Java?
...] += "foo"; }
From a performance point of view, the StringBuilder is usually the best option.
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Which is preferred: Nullable.HasValue or Nullable != null?
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The compiler replaces null comparisons with a call to HasValue, so there is no real difference. Just do whichever is more readable/makes more sense to you and your colleagues.
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Why does PHP consider 0 to be equal to a string?
...n each string is converted to a number and the comparison performed numerically. […] The type conversion does not take place when the comparison is === or !== as this involves comparing the type as well as the value.
As the first operand is a number (0) and the second is a string ('e'), the stri...
outline on only one border
...tent comes here...</p>
</div>
(Or see external demo.)
All sizes and colors are just placeholders, you can change it to match the exact desired result.
Important note: .element must have display:block; (default for a div) for this to work. If it's not the case, please provide yo...
Which Visual C++ file types should be committed to version control?
...'d choose those:
cpp
filters
h
ico
manifest
rc
rc2
sln
txt
vcxproj
Generally, you should version all files necessary to build the project. Automatically generated files should not be archived imho.
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Design Pattern for Undo Engine
...this. Every user-action that's undoable gets its own command instance with all the information to execute the action and roll it back. You can then maintain a list of all the commands that have been executed and you can roll them back one by one.
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