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Java LinkedHashMap get first or last entry
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It is still faster to iterate and keep the last item. T last = null ; for( T item : linkedHashMap.values() ) last = item; Or something like that. It is O(N) in time but O(1) in memory.
– Florian F
Jul 27 '17 at 12:29
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Returning unique_ptr from functions
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I think it's perfectly explained in item 25 of Scott Meyers' Effective Modern C++. Here's an excerpt:
The part of the Standard blessing the RVO goes on to say that if the conditions for the RVO are met, but compilers choose not to perform copy elision, th...
How to have stored properties in Swift, the same way I had on Objective-C?
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This is certainly the best solution, too bad it is not explained very well. It works with classes, structs, and other value types. The properties do not have to be optionals either. Nice work.
– picciano
Feb ...
How to shorten my conditional statements
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Put your values into an array, and check if your item is in the array:
if ([1, 2, 3, 4].includes(test.type)) {
// Do something
}
If a browser you support doesn't have the Array#includes method, you can use this polyfill.
Short explanation of the ~ tilde shortcut:
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TimeStamp on file name using PowerShell
...d)$ext"
And if the path happens to be coming from the output of Get-ChildItem:
Get-ChildItem *.zip | Foreach {
"$($_.DirectoryName)\$($_.BaseName) $(get-date -f yyyy-MM-dd)$($_.extension)"}
share
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doesn't inherit the font from
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Form items (inputs/textarea/etc) don't inherit font information. You'll need to set the font-family on those items.
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imp...
Difference between Divide and Conquer Algo and Dynamic Programming
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this is one of the best answers I've read about organizing DP
– Ridhwaan Shakeel
Mar 2 at 20:48
add a comment
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Heap vs Binary Search Tree (BST)
...d list
A doubly linked list can be seen as subset of the heap where first item has greatest priority, so let's compare them here as well:
insertion:
position:
doubly linked list: the inserted item must be either the first or last, as we only have pointers to those elements.
binary heap: the i...
Which characters are valid in CSS class names/selectors?
...caped characters and any ISO 10646
character as a numeric code (see next item). For instance, the
identifier "B&W?" may be written as "B\&W\?" or "B\26 W\3F".
Identifiers beginning with a hyphen or underscore are typically reserved for browser-specific extensions, as in -moz-opacity.
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Dark theme in Netbeans 7 or 8
...for programmers, PragmataPro. For a free-of-cost and open-source font, the best is Hack. Hack was built on the very successful DejaVu font which in turn was built on Bitstream Vera.
To change the font, add these steps to the above to duplicate the profile as a backup before making your modification...