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Best practice for creating millions of small temporary objects
...y and the allocation cost is just a pointer bump. Allocation cost can be a bit higher if you use final fields as they require memory fence on some platforms (namely ARM/Power), on x86 it is free, though.
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How to specify a multi-line shell variable?
...${TABLE2} \
where ... \
"
I am sorry if this if a bit off-topic (I did not need this for SQL). However, this post comes up among the first results when searching for multi-line shell variables and an additional answer seemed appropriate.
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What is so bad about singletons? [closed]
...f singletons, especially for factory classes , and while you have to be a bit careful about multithreading issues (like any class actually), I fail to see why they are so awful.
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How to change the commit author for one specific commit?
...s a wonderfully clever use of interactive rebase, but it unfortunately exhibits conflicts if the commit we are trying to change the author of used to be on a branch which was subsequently merged in. More generally, it does not work when handling messy histories.
Since I am apprehensive about runnin...
How to completely remove borders from HTML table
...his change so far (don't work with tables that often). It makes some tasks bit more complicated. E.g. when you want to include two different borders in same place (visually), while one being TOP for one row, and second being BOTTOM for other row. They will collapse (= only one of them will be shown)...
How to print a date in a regular format?
...omit str() because print will use it for you. But it should not become a habit :-)
Practical case, using your code
import datetime
mylist = []
today = datetime.date.today()
mylist.append(today)
print mylist[0] # print the date object, not the container ;-)
2008-11-22
# It's better to always use str...
ASP.NET Web API OperationCanceledException when browser cancels the request
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I have found a bit more details on this error. There are 2 possible exceptions that can happen:
OperationCanceledException
TaskCanceledException
The first one happens if connection is dropped while your code in controller executes (or p...
How to simulate a click by using x,y coordinates in JavaScript?
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@Aicule: thanks for letting me know! I'll add a bit of info to the question. I'm just experimenting, nothing really productive =)
– RadiantHex
Jul 18 '10 at 21:57
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Difference between using Throwable and Exception in a try catch
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Probably would be best to explain a bit of the hierarchy here.
– Xonatron
Feb 6 '12 at 20:56
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Idiomatic way to wait for multiple callbacks in Node.js
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With pure Promises it could be a bit more messy, but if you use Deferred Promises then it's not so bad:
Install:
npm install --save @bitbar/deferred-promise
Modify your code:
const DeferredPromise = require('@bitbar/deferred-promise');
const promises =...