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Random alpha-numeric string in JavaScript? [duplicate]
...var i=0;i<50;i++){} loop that generated 50 random strings, and the last one is three characters long. I also told it to write to the document 50 times like so: document.write(randomString(8, '#aA!') + "</br>");
– Matthew
Jul 15 '14 at 3:24
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How do I UPDATE from a SELECT in SQL Server?
...rlesWood yeah. I have the same question in MySQL. It would be great if someone knows how to implement it to MySQL and share with everyone. I'm sure lots of people are looking for a MySQL version solution
– Roger Ray
Nov 27 '13 at 3:34
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How to order by with union in SQL?
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What if I want the sort to be applied on only the top one of the UNION ?
– marifrahman
Dec 15 '15 at 5:59
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What is object slicing?
Someone mentioned it in the IRC as the slicing problem.
18 Answers
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Integer division with remainder in JavaScript?
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Another one, whose purpose I just spent the last 20 minutes trying to figure out, is apparently a/b | 0
– BlueRaja - Danny Pflughoeft
Mar 25 '11 at 22:42
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Pure virtual function with implementation
... it's not something that I see commonly used (and the fact that it can be done seems to surprise most C++ programmers, even experienced ones).
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jQuery find events handlers registered with an object
...ata(element, name, null, true), the last (fourth) parameter is an internal one ("pvt").
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How to center a button within a div?
...style="display: block; margin: 0 auto;">
</div>
The first one will center align everything inside the div. The other one will center align just the button.
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What does .SD stand for in data.table in R
...1 col: y
and operates on them in turn.
While it is operating on either one, it lets you refer to the current sub-data.table by using the nick-name/handle/symbol .SD. That's very handy, as you can access and operate on the columns just as if you were sitting at the command line working with a sin...
Histogram using gnuplot?
... I think @ChrisW's answer below brings an important point to notice for anyone who wants to make a Histogram in Gnuplot.
– Abhinav
Oct 26 '13 at 2:49
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