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Why do you need to invoke an anonymous function on the same line?
...o you may ask, what's the difference between declaration and expression?
From ECMA Script specification:
FunctionDeclaration :
function Identifier ( FormalParameterListopt ){ FunctionBody
}
FunctionExpression :
function Identifieropt ( FormalParameterListopt ){ FunctionBody
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What is the use of “assert” in Python?
...ch easier to track down and fix bugs in your programs.
Here’s a summary from a tutorial on Python’s assertions I wrote:
Python’s assert statement is a debugging aid, not a mechanism for handling run-time errors. The goal of using assertions is to let developers find the likely root cause ...
Build a simple HTTP server in C [closed]
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I suggest you take a look at tiny httpd. If you want to write it from scratch, then you'll want to thoroughly read RFC 2616. Use BSD sockets to access the network at a really low level.
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Is Random class thread safe?
...of the Random class between multiple threads? And to call nextInt(int) from multiple threads in particular?
8 Answers
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How to insert a text at the beginning of a file?
... @ychaouche - presumably because there's no portable way to prevent echo from adding a newline?
– Toby Speight
Mar 30 '16 at 9:47
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Check if two lists are equal [duplicate]
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This guy clearly copied this answer from elsewhere since judging by the parameter names he doesn't even know what it does..
– Mark Silver
Feb 1 '17 at 11:56
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Find (and kill) process locking port 3000 on Mac
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lsof -ti:3000 | xargs kill
The -t flag removes everything but the PID from the lsof output, making it easy to kill it.
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Changing CSS Values with Javascript
...of a peticular style at once. I've recently learned how to do this myself from a Shawn Olson tutorial. You can directly reference his code here.
Here is the summary:
You can retrieve the stylesheets via document.styleSheets. This will actually return an array of all the stylesheets in your page...
How can I get System variable value in Java?
...the current system environment.
I'm not sure how system variables differ from environment variables, however, so if you could clarify I could help out more.
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JSON Stringify changes time of date because of UTC
...y it 60000, because 1 minute = 60000milliseconds. So by subtracting offset from current time we get the time in UTC.
– Maksim Pavlov
Apr 24 '18 at 9:50
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