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Difference between UTF-8 and UTF-16?
...t here is a short summary.
Both UTF-8 and UTF-16 are variable length encodings. However, in UTF-8 a character may occupy a minimum of 8 bits, while in UTF-16 character length starts with 16 bits.
Main UTF-8 pros:
Basic ASCII characters like digits, Latin characters with no accents, etc. occupy o...
How do you push a Git tag to a branch using a refspec?
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It is probably failing because 1.0.0 is an annotated tag. Perhaps you saw the following error message:
error: Trying to write non-commit object to branch refs/heads/master
Annotated tags have their own distinct type of object that points...
Write bytes to file
I have a hexadecimal string (e.g 0CFE9E69271557822FE715A8B3E564BE ) and I want to write it to a file as bytes. For example,
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Declaration of Methods should be Compatible with Parent Methods in PHP
What are possible causes of this error in PHP? Where can I find information about what it means to be compatible ?
5 Answe...
How to format a number 0..9 to display with 2 digits (it's NOT a date)
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You can use:
String.format("%02d", myNumber)
See also the javadocs
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Ruby on Rails: getting the max value from a DB column
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Assuming your model name is Bar and it has a column named bar, this should work:
Bar.maximum("bar")
See the excellent Rails Guides section on Calculations for more info.
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What is the apply function in Scala?
I never understood it from the contrived unmarshalling and verbing nouns ( an AddTwo class has an apply that adds two!) examples.
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How do I get the real .height() of a overflow: hidden or overflow: scroll div?
I have a question regarding how to get a div height. I'm aware of .height() and innerHeight() , but none of them does the job for me in this case. The thing is that in this case I have a div that is overflown width a overflow: scroll and the div has a fixed height.
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How to invoke a Linux shell command from Java
I am trying to execute some Linux commands from Java using redirection (>&) and pipes (|). How can Java invoke csh or bash commands?
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CSS Selector “(A or B) and C”?
This should be simple, but I'm having trouble finding the search terms for it.
Let's say I have this:
4 Answers
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