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Does a javascript if statement with multiple conditions test all of them?
...IT: Though, you shouldn't worry about performance until you've benchmarked and determined that it's a problem. Premature micro-optimization is the bane of maintainability.
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Tools to selectively Copy HTML+CSS+JS From A Specific Element of DOM [closed]
...he source of websites to see how their markup is built. Tools like Firebug and Chrome Developer Tools make it easy to inspect the code, but if I want to copy a specific section and play around with it locally, it would be a pain to copy all the individual elements and their associated CSS. And proba...
SQL Server : Columns to Rows
...icatorname, indicatorvalue);
Finally, if you have 150 columns to unpivot and you don't want to hard-code the entire query, then you could generate the sql statement using dynamic SQL:
DECLARE @colsUnpivot AS NVARCHAR(MAX),
@query AS NVARCHAR(MAX)
select @colsUnpivot
= stuff((select ','+qu...
How to generate Class Diagram (UML) on Android Studio (IntelliJ Idea)
I've try to search and found this link , but Ctrl + Alt + Shift + D doesn't work.
9 Answers
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How to detect a loop in a linked list?
...ou can make use of Floyd's cycle-finding algorithm, also known as tortoise and hare algorithm.
The idea is to have two references to the list and move them at different speeds. Move one forward by 1 node and the other by 2 nodes.
If the linked list has a loop they
will definitely meet.
Else eith...
Environment variables for java installation
...A_TOOL_OPTIONS with value -Dfile.encoding="UTF-8". This ensures that Java (and tools such as Maven) will run with a Charset.defaultCharset() of UTF-8 (instead of the default Windows-1252). This has saved a lot of headaches when wirking with my own code and that of others, which unfortunately often a...
Access-Control-Allow-Origin wildcard subdomains, ports and protocols
I'm trying to enable CORS for all subdomains, ports and protocol.
11 Answers
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Is there a way to list pip dependencies/requirements?
...The accepted answer is no longer relevant for more current versions of pip and does not give an immediate answer without perusing multiple comments so I am providing an updated answer.
This was tested with pip versions 8.1.2, 9.0.1, 10.0.1, and 18.1.
To get the output without cluttering your curre...
Mapping a function on the values of a map in Clojure
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I like this version because it's super short and obvious if you understand all the functions and such it uses. And if you don't it's an excuse to learn them!
– Runevault
Nov 5 '09 at 3:14
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How can I check if a program exists from a Bash script?
... validate that a program exists, in a way that will either return an error and exit, or continue with the script?
37 Answer...