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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
...zero in quotes), "false" (false in quotes), empty functions, empty arrays, and empty objects.
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How to check if a variable is not null?
...n case for those wondering... This does not check for an empty string ("") and undefined. See my fiddle as reference: jsfiddle.net/b0tm7yaf
– Barrosy
Jan 18 '19 at 15:25
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How to configure multi-module Maven + Sonar + JaCoCo to give merged coverage report?
I've searched up and down the internet for this one. There's lots of half-answers out there, to do with Maven properties such as ${sonar.jacoco.reportPath} , or org.jacoco:jacoco-maven-plugin:prepare-agent or setting maven-surefire-plugin argLine with -javaagent .
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Check if a string has white space
...ces.
$ matches the end of the string.
Try replacing the regex with /\s/ (and no quotes)
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Byte array to image conversion
...n I preloaded a whole lot of large graphic files as bytearrays into memory and then turned them into images during viewing.
– Kayot
Nov 6 '17 at 1:59
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What size do you use for varchar(MAX) in your parameter declaration?
...-1, so I dont have to maintain a db-matching list?
– Andrew Bullock
Jul 23 '14 at 16:02
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Ruby / Rails: convert int to time OR get time from integer?
...]) => time: Creates a new time object with the given number of seconds (and optional microseconds) from epoch.
API links
ruby-doc.org/core/classes/Time
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How can I split a string into segments of n characters?
As the title says, I've got a string and I want to split into segments of n characters.
12 Answers
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what is the most efficient way of counting occurrences in pandas?
...with size.)
In any case, value_counts has been specifically optimized to handle object type, like your words, so I doubt you'll do much better than that.
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Chrome extension: force popup.html to close
...nt listener to the background page. The background page triggers the event and the foreground responds by closing itself.
– Sean Anderson
Dec 20 '14 at 1:02
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