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How to do associative array/hashing in JavaScript
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There is excellent browser support. Check again. In any case, this is quite easy to polyfill, so native browser support is a non-issue.
– Brad
Feb 14 '18 at 22:50
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Removing multiple keys from a dictionary safely
...onista's choice. dict.pop() eliminates the need for key existence testing. Excellent.
– Cecil Curry
Mar 11 '16 at 1:51
7
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What's the difference between ConcurrentHashMap and Collections.synchronizedMap(Map)?
...e map concurrently.
I found a blog entry that reproduces a table from the excellent book Java Concurrency In Practice, which I thoroughly recommend.
Collections.synchronizedMap makes sense really only if you need to wrap up a map with some other characteristics, perhaps some sort of ordered map, l...
How do you find the disk size of a Postgres / PostgreSQL table and its indexes
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Just for info, I have got the excelent answer from @aib and modified it a little for:
getting only tables from "public" schema
show also materialized views data and index size
On materialized view we can use index for refreshing materialized views co...
Android: ListView elements with multiple clickable buttons
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Watch this talk at 11:39 there is an excellent example: youtu.be/wDBM6wVEO70?t=11m39s Then do what @znq says...setTag() when the convertView==null and do getTag() in the onClick() method of the button's onClickListener(). Thank you!
– She...
Change default app.config at runtime
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This is really, really excellent. Thank you so much for posting this.
– user981225
Nov 12 '12 at 16:57
3
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How can I add a hint text to WPF textbox?
...ve to create a custom control by inheriting the textbox.
Below link has an excellent example about the search textbox sample.
Please have a look at this
http://davidowens.wordpress.com/2009/02/18/wpf-search-text-box/
share
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What's the point of 'const' in the Haskell Prelude?
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To add to hammar's excellent direct answer: humble functions like const and id are really useful as a higher order function for the same reason that they are fundamental in the SKI combinator calculus.
Not that I think haskell's prelude funct...
How to pass the value of a variable to the stdin of a command?
...ange (avoiding the many pitfalls in echo's specification, which Stephane's excellent answer goes into in detail at Why is printf better than echo? on Unix & Linux, or which the APPLICATION USAGE section of the echo specification touches on more briefly) it's a perfectly reasonable answer.
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Hide scroll bar, but while still being able to scroll
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works excellent in Electron apps as expected since they're chromium. +1 thanks :D
– rococo
Apr 30 '17 at 6:58
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