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Hidden Features of PHP? [closed]
...cts for lists and maps resulting in more copying and potentially confusing transformations.
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edited Feb 23 '10 at 20:26
...
Use of class definitions inside a method in Java
... getSql() {
return sql;
}
}
//transforms method input into a functional Object
execute(new ExecuteStatementCallback());
}
Please note the last line. Spring does this exact "trick" for the rest of the methods as well:
//uses local class Quer...
Sending multipart/formdata with jQuery.ajax
...; 127884
)
)
That's a nice array, and actually what some people transform $_FILES into, but I find it's useful to work with the same $_FILES, regardless if JavaScript was used to submit. So, here are some minor changes to the JS:
// match anything not a [ or ]
regexp = /^[^[\]]+/;
var f...
What is base 64 encoding used for?
... that have not been listed are
Hashes:
Hashes are one-way functions that transform a block of bytes into another block of bytes of a fixed size such as 128bit or 256bit (SHA/MD5). Converting the resulting bytes into Base64 makes it much easier to display the hash especially when you are comparing ...
Generating a random & unique 8 character string using MySQL
...ieved with AUTO_INCREMENT. So using a uniqueness-preserving, pseudo-random transformation would be fine:
Hash has been suggested by @paul
AES-encrypt fits also
But there is a nice one: RAND(N) itself!
A sequence of random numbers created by the same seed is guaranteed to be
reproducible
diff...
Bash function to find newest file matching pattern
... @ARGV;
print $sorted[0]
' b2*
That's a Schwartzian transform used there.
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Programmatically generate video or animated GIF in Python?
...
@SmartManoj If you want to transform your images before writing them to gif, that's up to you. That's the beauty of modular packages like pillow.
– Kris
Sep 14 at 0:02
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How do you stretch an image to fill a while keeping the image's aspect-ratio?
...: none;
display: block;
position: relative;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
Hope this might help somebody, happy coding!
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leading zeros in rails
...
You can transform the integer into a string of that kind with:
result_string = '%02i' % your_integer
This is independent from how it gets saved in the db.
RDoc Documentation
Explanation & Examples
...
How do I retrieve an HTML element's actual width and height?
...ons and location of element as floating-point numbers after performing CSS transforms.
> console.log(document.getElementById('id').getBoundingClientRect())
DOMRect {
bottom: 177,
height: 54.7,
left: 278.5,
right: 909.5,
top: 122.3,
width: 631,
x: 278.5,
y: 122....