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How can I convert String to Int?
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Maybe this is incredibly obvious to everyone else, but for noobish people what 'out x' does is set the value of x to the string-cast-as-integer, if the casting is successful. I.e. in this case, x = 0 if the string has any non-integer characters, or x = value of stri...
Detect encoding and make everything UTF-8
...ly calls forceUTF8 once and again until the string is returned unchanged. One call to fixUTF8() takes at least twice the time of a call to forceUTF8(), so it's a lot less performant. I made fixUTF8() just to create a command line program that would fix "encode-corrupted" files, but in a live envir...
What are valid values for the id attribute in HTML?
...ML 5 is even more permissive, saying only that an id must contain at least one character and may not contain any space characters.
The id attribute is case sensitive in XHTML.
As a purely practical matter, you may want to avoid certain characters. Periods, colons and '#' have special meaning in CS...
How to display length of filtered ng-repeat data
... make sure you read @Wumms answer before you decide to use this one (and you won't)...
– epeleg
Jun 25 '14 at 6:52
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List all environment variables from the command line
...gonkai are you using powershell? It appears that it has hikacked set with one of its command-lets. This is one of its less useful features! I asked a question about disabling this here
– JonnyRaa
Feb 27 '14 at 14:09
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
...ns to new_list changes my_list everytime. Why is this, and how can I clone or copy the list to prevent it?
22 Answers
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Why does ConcurrentHashMap prevent null keys and values?
... barely tolerable in non-concurrent maps can't be
accommodated. The main one is that if map.get(key) returns null, you
can't detect whether the key explicitly maps to null vs the key isn't
mapped. In a non-concurrent map, you can check this via
map.contains(key), but in a concurrent one, the...
When is std::weak_ptr useful?
...inters of C++11 and I don't see any useful use of std::weak_ptr . Can someone tell me when std::weak_ptr is useful/necessary?
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How to add new item to hash
...(item2: 2) performs slower compared to hash[:item2] = 2 when there is only one argument
– Rahul Dess
Oct 5 '18 at 22:00
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Automapper - how to map to constructor parameters instead of property setters
...uessing "ConstructUsing" must be in a newer version of automapper than the one we're using. Thanks Jon
– jlembke
Feb 10 '10 at 19:33
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