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How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
If you're going to build, say, a directory structure where a directory is named for a commit in a Git repository, and you want it to be short enough to make your eyes not bleed, but long enough that the chance of it colliding would be negligible, how much of the SHA substring is generally required?
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Reuse a parameter in String.format?
... the hello variable need to be repeated multiple times in the call to the format method or is there a shorthand version that lets you specify the argument once to be applied to all of the %s tokens?
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Should I write script in the body or the head of the html? [duplicate]
I have seen both ways, both implementation work just the structures are a bit different. In your experience, which work better and why?
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Fastest way to check a string contain another substring in JavaScript?
I'm working with a performance issue on JavaScript. So I just want to ask: what is the fastest way to check whether a string contains another substring (I just need the boolean value)? Could you please suggest your idea and sample snippet code?
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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
...ystems at least (doesn't appear to be in POSIX).
As jleedev pointed out: sort -R might also be an option. On some systems at least; well, you get the picture. It has been pointed out that sort -R doesn't really shuffle but instead sort items according to their hash value.
[Editor's note: sort -R a...
How do I contribute to other's code in GitHub? [closed]
I would like to contribute to a certain project in GitHub . Should I fork it? Branch it? What is recommended and how to do it?
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How to use multiple arguments for awk with a shebang (i.e. #!)?
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This seems to work for me with (g)awk.
#!/bin/sh
arbitrary_long_name==0 "exec" "/usr/bin/gawk" "--re-interval" "-f" "$0" "$@"
# The real awk program starts here
{ print $0 }
Note the #! runs /bin/sh, so this script is first interpreted...
Ruby custom error classes: inheritance of the message attribute
I can't seem to find much information about custom exception classes.
4 Answers
4
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Difference between method and function in Scala
...his pretty much covered in his blog post, but I'm posting a briefing here for reference.
First, let's see what the Scala Specification tell us. Chapter 3 (types) tell us about Function Types (3.2.9) and Method Types (3.3.1). Chapter 4 (basic declarations) speaks of Value Declaration and Definitions...
Double vs. BigDecimal?
...eague suggest me to use BigDecimal instead of double since it will be more precise. But I want to know what it is and how to make most out of BigDecimal ?
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