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How does Google's Page Speed lossless image compression work?
... image can be losslessly compressed, and provide a link to download this smaller image.
9 Answers
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Django-Admin: CharField as TextArea
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Starting from Django 1.7 you need to add also fields = '__all__' under class Meta:.
– skoll
May 4 '16 at 11:43
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Can I force a page break in HTML printing?
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Add a CSS class called "pagebreak" (or "pb"), like so:
@media print {
.pagebreak { page-break-before: always; } /* page-break-after works, as well */
}
Then add an empty DIV tag (or any block element that generates a box) where you wan...
Render basic HTML view?
...ade
include plain.html
in views/plain.html
<!DOCTYPE html>
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and app.js can still just render jade:
res.render(index)
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Efficient way to determine number of digits in an integer
...For added efficiency, if you know that your input numbers will be mostly small ones (I'm guessing less than 100,000), then reverse the tests: if (x < 10) return 1; if (x < 100) return 2; etc., so that the function will do less tests and exit faster.
– squelart
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Programmatically get the version number of a DLL
Is it possible to get the version number programmatically from any .NET DLL?
10 Answers
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Returning value from called function in a shell script
I want to return the value from a function called in a shell script. Perhaps I am missing the syntax. I tried using the global variables. But that is also not working. The code is:
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Check if a number is int or float
... isinstance(False, (int, float)) = True), I needed not isinstance(n, bool) and isinstance(n, (int, float)) instead
– YTZ
Jun 7 at 16:53
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MySQL Removing Some Foreign keys
I have a table whose primary key is used in several other tables and has several foreign keys to other tables.
11 Answers
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Regex replace uppercase with lowercase letters
...rs as well :
find:
([A-Z])(.*)
replace:
\L$1$2 --> will convert all letters in $1 and $2 to lowercase
BUT
\l$1$2 --> will only convert the first letter of $1 to lowercase and leave everything else as is
The same goes for uppercase with \U and \u
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