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How can I find the number of days between two Date objects in Ruby?
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Subtract the beginning date from the end date:
endDate - beginDate
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Check if a key exists inside a json object
...ws the error error Do not access Object.prototype method 'hasOwnProperty' from target object when using this method. Thoughts?
– hamncheez
Feb 21 '19 at 20:01
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Pacman: how do the eyes find their way back to the monster hole?
...ersection, look at the adjacent exit squares, except the one you just came from;
picking one which is nearest the goal. If more than one is equally near the goal, pick the first valid direction in this order: up, left, down, right.
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What is the difference between String and string in C#?
...ouble: System.Double
decimal: System.Decimal
char: System.Char
Apart from string and object, the aliases are all to value types. decimal is a value type, but not a primitive type in the CLR. The only primitive type which doesn't have an alias is System.IntPtr.
In the spec, the value type alia...
Build the full path filename in Python
I need to pass a file path name to a module. How do I build the file path from a directory name, base filename, and a file format string?
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Rebase feature branch onto another feature branch
...l rewrite Branch1 history to have Branch1's changes on top of those copied from Branch2. That will result in the following commit order, a - b - f - g - c' - d' - e'.
– eel ghEEz
Oct 22 '18 at 19:35
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How to configure static content cache per folder and extension in IIS7?
...ite useful. The Wrox Pro IIS7 book isn't bad either. TBH I learned mostly from the IIS.NET config reference site: iis.net/ConfigReference and from poking about the %systemroot%\system32\inetsrv\config\applicationhost.config file and related friends.
– Kev
Nov ...
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
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Dashes don't need to be removed from HTTP request as you can see in URL of this thread.
But if you want to prepare well-formed URL without dependency on data you should use URLEncoder.encode( String data, String encoding ) instead of changing standard form ...
Find files containing a given text
...the -i makes it case insensitlve
the . at the end means you want to start from your current directory, this could be substituted with any directory.
the -r means do this recursively, right down the directory tree
the -n prints the line number for matches.
the --include lets you add file names, e...
Design by contract using assertions or exceptions? [closed]
...t they are calling a function with a condition breach, but don't stop them from using it if they feel they know better. The breach could cause exceptions to occur, but I see that as a different thing.
– Matt_JD
May 22 '11 at 7:45
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