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How to debug stream().map(…) with lambda expressions?
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Just to provide more updated details (Oct 2019), IntelliJ has added a pretty nice integration to debug this type of code that is extremely useful.
When we stop at a line that contains a lambda if we press F7 (step into) then IntelliJ will highlight what will be the ...
detach all packages while working in R
... prevent the NULL reply from vertically spamming the R window.
(edit: 9/20/2019) In version 3.6.1
It may be helpful to convert loaded only names(sessionInfo()$loadedOnly) to explicitly attached packages first, and then detach the packages, as so.
lapply(names(sessionInfo()$loadedOnly), require, char...
Move an array element from one array position to another
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Short and simple code. But it's 2019!!, Create a clone of the array and return it instead of mutating the array. This will make your function "arraymove" comply to functional programming standards
– SamwellTarly
Aug 4 ...
Which HTML5 tag should I use to mark up an author’s name?
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Definitely the most accurate answer for 2019.
– Simon G
Jan 3 '19 at 16:22
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How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'
...ARED lock, it was causing deadlock.
Refer to: https://blog.tekenlight.com/2019/02/21/database-deadlock-mysql.html
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Add a common Legend for combined ggplots
...tion = "bottom")
combined + plot_layout(guides = "collect")
Created on 2019-12-13 by the reprex package (v0.2.1)
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What is sr-only in Bootstrap 3?
...e vision impairments. So making a website accessible is important.
UPDATE 2019:
As developers we should make accessible content that simply works for all out-of-the-box and not specifically target screen readers. That's not always possible but be careful using ARIA and "screen reader only" adjustm...
Handle Guzzle exception and get HTTP body
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As of 2019 here is what I elaborated from the answers above and Guzzle docs to handle the exception, get the response body, status code, message and the other sometimes valuable response items.
try {
/**
* We use Guzzle t...
disable maven download progress indication
...org/ref/3.6.1/maven-embedder/cli.html
Starting with Maven 3.6.1 (released 2019-04-04) you can use --no-transfer-progress will suppress the output of downloading messages at all without suppressing the other output.
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How to select Python version in PyCharm?
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PyCharm 2019.1+
There is a new feature called Interpreter in status bar (scroll down a little bit). This makes switching between python interpreters and seeing which version you’re using easier.
Enable status bar
In case you c...