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Why is === faster than == in PHP?
...tor) doesn’t need to do any converting whatsoever and thus less work is done, which makes it faster.
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Append a dictionary to a dictionary [duplicate]
I have two existing dictionaries, and I wish to 'append' one of them to the other. By that I mean that the key,values of the other dictionary should be made into the first dictionary. For example:
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How to use transactions with dapper.net?
...eves: Well, we're probably using different Dapper frameworks, because this one has: github.com/StackExchange/dapper-dot-net
– andrecarlucci
Nov 28 '14 at 18:28
26
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Transposing a 2D-array in JavaScript
... If you use it twice on the same array, it comes back to the first one intead of rotating 90' again
– Olivier Pons
Mar 3 '17 at 13:51
4
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Why should I avoid multiple inheritance in C++?
... inheritance (abbreviated as MI) smells, which means that usually, it was done for bad reasons, and it will blow back in the face of the maintainer.
Summary
Consider composition of features, instead of inheritance
Be wary of the Diamond of Dread
Consider inheritance of multiple interfaces instead o...
What is compiler, linker, loader?
...n:
Here the optimization is CPU dependent. Suppose if there are more than one
jumps in the code then they are converted to one as:
-----
jmp:<addr1>
<addr1> jmp:<addr2>
-----
-----
The control jumps to the directly.
Then the last ph...
Hibernate, @SequenceGenerator and allocationSize
... when using @SequenceGenerator - it increases real database sequence by one , multiple this value by 50 (default allocationSize value) - and then uses this value as entity ID.
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How to make a vertical line in HTML
...ed not taboo but separating them is handy as then you can easily adjust in one place if needed. Also putting it in a separate CSS file is better for performance as it can be cached by the browser and you end up transmitting less bytes over the wire each time you request the rendered HTML.
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Composer install error - requires ext_curl when it's actually enabled
...ake a look in Xamp documentation
sudo apt-get install php5-curl
For anyone who uses php7.0
sudo apt-get install php7.0-curl
For those who uses php7.1
sudo apt-get install php7.1-curl
For those who use php7.2
sudo apt-get install php7.2-curl
For those who use php7.3
sudo apt-get install...
“Unknown class in Interface Builder file” error at runtime
...t really need to add a _keepAtLinkTime method. Simply calling an existing one, such as:
[MyClass class];
does the trick (as long as you derive from an NSObject).
Of course, you can call this in any location of your code. I guess it could even be in unreachable code. The idea is to fool the...