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How to merge YAML arrays?
...@MinaLuke, inferior in comparison to what? None of the current answers provide a way to merge two items using only yaml... Moreover, there is nothing in the question stating that the OP wishes to use this in CI/CD. Finally, when this is used in CI/CD, logging only depends on the particular CI/CD use...
How can I build multiple submit buttons django form?
... method to access the POST data before validation. It should contain a key called newsletter_sub or newsletter_unsub depending on which button was pressed.
# in the context of a django.forms form
def clean(self):
if 'newsletter_sub' in self.data:
# do subscribe
elif 'newsletter_uns...
Location of parenthesis for auto-executing anonymous JavaScript functions?
...t some of the more outre ones (-function(){}();, !function(){}();, and basically any other operator just before function also work, but I'd stick to versions using parens). I see the first a lot more than I see the second, and it's my preference; it makes more sense to me as well, but that's subject...
How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
...
I was just wrestling with a similar problem myself, but didn't want the overhead of a function. I came up with the following query:
SELECT myfield::integer FROM mytable WHERE myfield ~ E'^\\d+$';
Postgres shortcuts its conditionals, so you shouldn't get any non-integers hitting ...
How can I count text lines inside an DOM element? Can I?
I'm wondering if there's a way to count lines inside a div for example. Say we have a div like so:
16 Answers
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Remove duplicated rows
...moval, either from specific columns/variables (as in this question) or considering all columns/variables. dplyr is part of the tidyverse.
Data and package
library(dplyr)
dat <- data.frame(a = rep(c(1,2),4), b = rep(LETTERS[1:4],2))
Remove rows duplicated in a specific column (e.g., columna)
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What does ON [PRIMARY] mean?
...aint in terms of storage? It sounds irrelevant or redundant to me. Syntactically, it should have been sufficient to mention it once at the table level or is it really possible to store the table on PRIMARY file group and table constraint data on NON-PRIMARY file group?
– RBT
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Using the last-child selector
...ode:
$(function(){
$("#nav li:last-child").css("border-bottom","1px solid #b5b5b5")
})
You can find more info about here : http://api.jquery.com/css/#css2
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How to stage only part of a new file with git?
...tions include git gui. In Debian, for example, it is in a separate package called 'git-gui'.
– cristoper
Jul 1 '14 at 18:16
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How can I filter lines on load in Pandas read_csv function?
...rows in df (assuming df is any DataFrame, such as the result of a read_csv call, that at least contains a datetime column timestamp) for which the values in the timestamp column are greater than the value of targettime. Similar question.
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