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Comma separator for numbers in R?
...rs are encoded with the minimum number of decimal places needed to display all the elements to at least the digits significant digits. However, if all the elements then have trailing zeroes, the number of decimal places is reduced until nsmall"
– micstr
Dec 10 ...
Loop through files in a folder using VBA?
... bottom.
The way that I've handled this is to use the Dir function to get all of the sub-folders for the target folder and load them into an array, then pass the array into a function that recurses.
Here's a class that I wrote that accomplishes this, it includes the ability to search for filters....
Select Last Row in the Table
...cending.
As an example, if you have a time stamp when the upload was done called upload_time, you'd do something like this;
For Pre-Laravel 4
return DB::table('files')->order_by('upload_time', 'desc')->first();
For Laravel 4 and onwards
return DB::table('files')->orderBy('upload_time',...
Recursive directory listing in DOS
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You can use:
dir /s
If you need the list without all the header/footer information try this:
dir /s /b
(For sure this will work for DOS 6 and later; might have worked prior to that, but I can't recall.)
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C++ SFINAE examples?
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can someone explain what C::* is? I read all the comments and links, but I am still wondering, int C::* means that it is a member pointer of int type. what if a class has no member of int type? What am I missing? and how does test<T>(0) play into this? I must ...
How to debug Angular JavaScript Code
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shame it doesn't really work. I wish the guy would start maintaining the thing cuz it's a great idea and has a lot of potential
– Tules
Apr 12 '14 at 5:26
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“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
...ON DUPLICATE KEY UPDATE.
If you use INSERT IGNORE, then the row won't actually be inserted if it results in a duplicate key. But the statement won't generate an error. It generates a warning instead. These cases include:
Inserting a duplicate key in columns with PRIMARY KEY or UNIQUE constrain...
jQuery If DIV Doesn't Have Class “x”
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@zuk1: Well, from your snippet, you take all elements with class 'thumb' and do a hover() on each one. Are you saying you want to just do hover on one element? WHat is that one element? I am confused.
– alphadogg
Feb 6 '09 at 1...
Blank HTML SELECT without blank item in dropdown list
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Actually IE 11 does display the "hidden" option.
– Edward Olamisan
Oct 15 '13 at 18:47
6
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Create an instance of a class from a string
...of a class based on the fact I know the name of the class at runtime. Basically I would have the name of the class in a string.
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