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How to tell if a JavaScript function is defined
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MySQL - UPDATE query based on SELECT Query
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edited Nov 26 '18 at 0:51
Valerian Pereira
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CSS: Truncate table cells, but fit as much as possible
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answered Oct 13 '13 at 5:26
ladislavladislav
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Underscore prefix for property and method names in JavaScript
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Welcome to 2019!
It appears a proposal to extend class syntax to allow for # prefixed variable to be private was accepted. Chrome 74 ships with this support.
_ prefixed variable names are considered private by convention but are still...
try/catch + using, right syntax
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Jonathan WoodJonathan Wood
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Why does appending “” to a String save memory?
...mption, provided you bin any references to the original String.
NOTE (Jan 2013). The above behaviour has changed in Java 7u6. The flyweight pattern is no longer used and substring() will work as you would expect.
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How to check Oracle database for long running queries
...show up.
COLUMN percent FORMAT 999.99
SELECT sid, to_char(start_time,'hh24:mi:ss') stime,
message,( sofar/totalwork)* 100 percent
FROM v$session_longops
WHERE sofar/totalwork < 1
/
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How to clean node_modules folder of packages that are not in package.json?
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David SherretDavid Sherret
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What is the “assert” function?
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assert will terminate the program (usually with a message quoting the assert statement) if its a...