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Merge multiple lines (two blocks) in Vim
... second group's first line.
dd deletes it.
'a returns to the mark.
jq goes down one line, and stops recording.
3@a repeats the action for each line (3 in my case)
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Why does integer division in C# return an integer and not a float?
... /(long x, long y);
ulong operator /(ulong x, ulong y);
And so rounding down occurs:
The division rounds the result towards zero, and the absolute value of the result is the largest possible integer that is less than the absolute value of the quotient of the two operands. The result is zero o...
How to debug Lock wait timeout exceeded on MySQL?
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After re-re-reviewing the show engine innodb status log (once I'd tracked down the client responsible for the lock), I noticed the stuck thread in question was listed at the very bottom of the transaction list, beneath the active queries that were about to error out because of the frozen lock:
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Time complexity of Euclid's Algorithm
...rithm iterates on to F(k) and F(k-1). That is, with each iteration we move down one number in Fibonacci series. As Fibonacci numbers are O(Phi ^ k) where Phi is golden ratio, we can see that runtime of GCD was O(log n) where n=max(a, b) and log has base of Phi. Next, we can prove that this would be ...
Iteration over std::vector: unsigned vs signed index variable
... I am aware of all the differences, and what it basically comes down to is personal preference; this is generally how I end up doing things.
– Jasper Bekkers
Jan 4 '09 at 18:23
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Build an ASCII chart of the most commonly used words in a given text [closed]
...1.9, 185 chars
(heavily based on the other Ruby solutions)
w=($<.read.downcase.scan(/[a-z]+/)-%w{the and of to a i it in or is}).group_by{|x|x}.map{|x,y|[-y.size,x]}.sort[0,22]
k,l=w[0]
puts [?\s+?_*m=76-l.size,w.map{|f,x|?|+?_*(f*m/k)+"| "+x}]
Instead of using any command line switches like ...
What is DOCTYPE?
...running your code through the W3C validator and use the Document Type drop-down menu in the "More Options" menu to try different doctypes out.
W3C Markup Validation Service
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CSS overflow-x: visible; and overflow-y: hidden; causing scrollbar issue
... This is totally crippling. I was trying to make a bunch of dropdown links in a Bootstrap navbar scroll horizontally, but that breaks the dropdowns, which rely on overflow-y: visible. Boo CSS!
– Andy
Jul 8 '15 at 18:57
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https connection using CURL from command line
... while connecting to a server.
Basically, I need to test connectivity over https from one machine to another machine.
I have a URL to which I need to connect from Machine A (a linux machine)
I tried this on command prompt
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How do I prevent 'git diff' from using a pager?
...e the first line from the output, and then get out of sync such that going down one line and then up one line would cause the 1st line of the correct to occupy the top, followed by the 3rd line from the correct output. Anyway, specifying this option resolved that issue. So bizarre.
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