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Specify custom Date format for colClasses argument in read.table/read.csv
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You can write your own function that accepts a string and converts it to a Date using the format you want, then use the setAs to set it as an as method. Then you can use your function as part of the colClasses.
Try:
setAs("character","myDate", function(from) as.Date(from, for...
How to check if a table contains an element in Lua?
...r function is as efficient as can be done. Of course, as noted by others (and as practiced in languages older than Lua), the solution to your real problem is to change representation. When you have tables and you want sets, you turn tables into sets by using the set element as the key and true as ...
Why is the apt-get function not working in the terminal on Mac OS X v10.9 (Mavericks)?
I was watching this , and, as you can see, the first command I am told to put in is:
5 Answers
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Do I need to store the salt with bcrypt?
...ng characters represented the hash value. The checker function knows this, and pulls the hash apart to get the salt back out.
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How to apply a style to an embedded SVG?
...t the stylesheet into the svg document using script.
Something like this, and note that this code assumes that the <object> has loaded fully:
var svgDoc = yourObjectElement.contentDocument;
var styleElement = svgDoc.createElementNS("http://www.w3.org/2000/svg", "style");
styleElement.textCon...
Contain form within a bootstrap popover?
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I would put my form into the markup and not into some data tag.
This is how it could work:
JS Code:
$('#popover').popover({
html : true,
title: function() {
return $("#popover-head").html();
},
content: function() {
return $("#pop...
Does a dot have to be escaped in a character class (square brackets) of a regular expression?
...r except ^, -, ] or \ is a literal.
This website is a brilliant reference and has lots of info on the nuances of different regex flavours.
http://www.regular-expressions.info/refcharclass.html
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How to add a primary key to a MySQL table?
...ion of mysql are you on? (NOTE: I know it worked at the time I posted this and I believe it was 5.6... but I can't remember for sure)
– MER
Jul 18 '18 at 17:23
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Returning anonymous type in C#
I have a query that returns an anonymous type and the query is in a method. How do you write this:
15 Answers
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How to suppress scientific notation when printing float values?
... I guess by using a variable, give it the desired number of digits, and use it instead of the literal number e.g. f"{a:.{precision}f}"
– Aziz Alto
Nov 15 '19 at 19:39
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