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Significant new inventions in computing since 1980
... +1 for the most obvious but also the most easily forgotten because we all take it for granted :)
– PolyThinker
Jan 11 '09 at 15:22
20
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Restore file from old commit in git
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Wow, @heneryville and sehe , I actually thought '7 days ago' was meta for you would figure out what commit. ty!
– AnneTheAgile
Apr 1 '14 at 19:49
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Soft wrap at 80 characters in Vim in window of arbitrary width
... wasting 6 columns of screen real estate this way too. So there are still all kinds of problems.
You can highlight past the 80th column using :match like it says here and here.
Beyond that I can't see any way to do this. Seems like it'd be a nice feature though.
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How to get the difference between two arrays of objects in JavaScript
...ately. (Extra points if it were more efficient than having to run through all m * n comparisons twice!)
– Scott Sauyet
Feb 24 '14 at 12:55
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Dictionary text file [closed]
...200000+ words, much appreciated ! cat /usr/share/dict/words > words.txt all the things !
– jokoon
Sep 19 '11 at 22:13
7
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Use of Java's Collections.singletonList()?
... a bit faster and/or save a bit of memory, but it is unlikely that these small savings will be significant. (An application that creates vast numbers of singleton lists is unusual to say the least.)
How does immutability play a role here?
It is part of the specification of the method; see ab...
Coding Style Guide for node.js apps? [closed]
...=
Always declare your variables with var in the appropriate scope - don't fallback to the global scope
Wrap your app in a closure (function(){})() if you plan on releasing code that runs server-side as well as in the browser
Callbacks should take err as the first argument and if they themselves take...
IN vs OR in the SQL WHERE Clause
...ds a much more complex evaluation process than the IN construct because it allows many conditions, not only equals like IN.
Here is a like of what you can use with OR but that are not compatible with IN:
greater. greater or equal, less, less or equal, LIKE and some more like the oracle REGEXP_LIKE...
What's the hardest or most misunderstood aspect of LINQ? [closed]
...rstand, or what they may have a mistaken impression of. I won't be specifically talking about LINQ to SQL or the Entity Framework except as examples of how queries can be executed remotely using expression trees (and usually IQueryable ).
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Closing WebSocket correctly (HTML5, Javascript)
...ink the connection is still open even when it's not.
The browser should really do this for you when you close or reload the page. However, you can make sure a close frame is sent by doing capturing the beforeunload event:
window.onbeforeunload = function() {
websocket.onclose = function () {};...