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Is embedding background image data into CSS as Base64 good or bad practice?
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it is a good idea if you want to have minimum protection for those images so they wouldn't* be cached or could be downloaded by right-clicking -> save
– vsync
Jun 9 '14 at 14:59
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UTF-8, UTF-16, and UTF-32
... case could grow up to 6 bytes per character)
UTF-16 - "balance": it takes minimum 2 bytes per character which is enough for existing set of the mainstream languages with having fixed size on it to ease character handling (but size is still variable and can grow up to 4 bytes per character)
UTF-3...
Change an HTML5 input's placeholder color with CSS
...it doesn’t fit – size your input elements in em and test them with big minimum font size settings. Don’t forget translations: some languages need more room for the same word.
Browsers with HTML support for placeholder but without CSS support for that (like Opera) should be tested too.
Some br...
Calling Python in Java?
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yes, this needs to define an api interface with minimum input/output required. It is not smart to have a lot of data transfter between client/server on the network. If you cannot define such an interface, then this design approach doesn't suits.
– Pei...
How does the HyperLogLog algorithm work?
...the range is up to 10 bit to represent value up to 1024. Then observed the minimum value. Let's say it is 10. Then the cardinality will estimated to be about 100 (10 × 100 ≈ 1024).
Read the paper for the real logic of course.
Another good explanation with sample code can be found here:
Damn Coo...
DateTime2 vs DateTime in SQL Server
...., fractional days since min date-time) value for additions, subtractions, minimums, maximums and averages. See the Cons in my 7/10/17 Answer below for details.
– Tom
Aug 10 '17 at 23:59
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What does the tilde (~) mean in my composer.json file?
...3 <1.3.0.
Another way of looking at it is that using ~ specifies a minimum
version, but allows the last digit specified to go up.
Seldeak's below comment is a simple sum up explanation of the Composer documentation.
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What's the best online payment processing solution? [closed]
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For example, in the UK securetrading.net have a large annual fee and high minimum transaction values (been a while since I've seen the exact numbers and they don't make it immediately obvious on the site, but this is for illustration only anyway) making it one of the most expensive solutions to use...
How can I hash a password in Java?
... a prefix.
*/
public static final String ID = "$31$";
/**
* The minimum recommended cost, used by default
*/
public static final int DEFAULT_COST = 16;
private static final String ALGORITHM = "PBKDF2WithHmacSHA1";
private static final int SIZE = 128;
private static final Pat...
Is there a JavaScript function that can pad a string to get to a determined length?
...ecede this problem because when I try to format something, I always have a minimum of specifications about the value that I have to treat and in this case, the specifications will correct this problem. As example, if I have a phone number to format and I only handle phone in Canada, I will validate ...