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'Static readonly' vs. 'const'
I've read around about const and static readonly fields. We have some classes which contain only constant values. They are used for various things around in our system. So I am wondering if my observation is correct:
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Python circular importing?
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I think the answer by jpmc26, while by no means wrong, comes down too heavily on circular imports. They can work just fine, if you set them up correctly.
The easiest way to do so is to use import my_module syntax, rather than from my_module imp...
How to recursively find and list the latest modified files in a directory with subdirectories and ti
... I need to make a list of all these directories that is constructed in a way such that every first-level directory is listed next to the date and time of the latest created/modified file within it.
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Display current date and time without punctuation
For example, I want to display current date and time as the following format:
5 Answers
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MySQL date format DD/MM/YYYY select query?
I'm a bit confused on how to order by date formats.
8 Answers
8
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Remove duplicated rows using dplyr
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Note: dplyr now contains the distinct function for this purpose.
Original answer below:
library(dplyr)
set.seed(123)
df <- data.frame(
x = sample(0:1, 10, replace = T),
y = sample(0:1, 10, replace = T),
z = 1:10
)
One a...
How to calculate the difference between two dates using PHP?
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Use this for legacy code (PHP < 5.3). For up to date solution see jurka's answer below
You can use strtotime() to convert two dates to unix time and then calculate the number of seconds between them. From this it's rather easy to calculat...
adding x and y axis labels in ggplot2
How do I change the x and y labels on this graph please?
1 Answer
1
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Efficiently replace all accented characters in a string?
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I can't speak to what you are trying to do specifically with the function itself, but if you don't like the regex being built every time, here are two solutions and some caveats about each.
Here is one way to do this:
function makeSortString(s) ...
Get a pixel from HTML Canvas?
Is it possible to query a HTML Canvas object to get the color at a specific location?
10 Answers
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