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How to make “if not true condition”?
...ve written).
Also, looking at your code as is, your use of the $( ... ) form of cmd-substitution is to be commended, but think about what is coming out of the process. Try echo $(cat /etc/passwd | grep "sysa") to see what I mean. You can take that further by using the -c (count) option to grep and...
When should I use jQuery's document.ready function?
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In simple words,
$(document).ready is an event which fires up when document is
ready.
Suppose you have placed your jQuery code in head section and trying to access a dom element (an anchor, an img etc), you will not be able to a...
Choosing the best concurrency list in Java [closed]
...tions.
That said, are you sure you need it to be a List? There are a lot more options for concurrent Queues and Maps (and you can make Sets from Maps), and those structures tend to make the most sense for many of the types of things you want to do with a shared data structure.
For queues, you have...
Fixed stroke width in SVG
...aware", that is always be 1px wide regardless of the current scaling transformations applied. I am aware that this may well be impossible, since the whole point of SVG is to be pixel independent.
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How do you get a Golang program to print the line number of the error it just called?
I was trying to throw errors in my Golang program with log.Fatal but, log.Fatal does not also print the line where the log.Fatal was ran. Is there no way of getting access to the line number that called log.Fatal? i.e. is there a way to get the line number when throwing an error?
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How do I remove a submodule?
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Since git1.8.3 (April 22d, 2013):
There was no Porcelain way to say "I no longer am interested in this submodule", once you express your interest in a submodule with "submodule init".
"submodule deinit" is the way to do so.
The deletion process also uses git rm (since...
SQL Server equivalent of MySQL's NOW()?
I'm a MySQL guy working on a SQL Server project, trying to get a datetime field to show the current time. In MySQL I'd use NOW() but it isn't accepting that.
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ruby send method passing multiple parameters
...i_take_multiple_arguments", *[25.0,26.0]) #Where star is the "splat" operator
or
send(:i_take_multiple_arguments, 25.0, 26.0)
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What is the difference between IEnumerator and IEnumerable? [duplicate]
What are the differences between IEnumerator and IEnumerable?
4 Answers
4
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What is Clojure useful for? [closed]
What real world applications are people using Clojure for?
5 Answers
5
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