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How to run a program without an operating system?

How do you run a program all by itself without an operating system running? Can you create assembly programs that the computer can load and run at startup, e.g. boot the computer from a flash drive and it runs the program that is on the CPU? ...
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Why cast an unused function parameter value to void?

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How to bind inverse boolean properties in WPF?

...ter.Value> gets a 'Binding' is not valid for Setter.Value' compile time error – mcalex Mar 8 '19 at 3:48 add a comment  |  ...
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How to sort a list of objects based on an attribute of the objects?

...u might want to do the following, then: try: import operator except ImportError: keyfun= lambda x: x.count # use a lambda if no operator module else: keyfun= operator.attrgetter("count") # use operator since it's faster than lambda ut.sort(key=keyfun, reverse=True) # sort in-place ...
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Skip callbacks on Factory Girl and Rspec

... Rails 5 - skip_callback raising Argument error when skipping from a FactoryBot factory. ArgumentError: After commit callback :whatever_callback has not been defined There was a change in Rails 5 with how skip_callback handles unrecognized callbacks: ActiveSup...
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Warning: mysql_connect(): [2002] No such file or directory (trying to connect via unix:///tmp/mysql.

... I also had this error, but could only fix it through the suggestion here. To summarize, use: 127.0.0.1 Instead of: localhost The reason is that "localhost" is a special name for the MySQL driver making it use the UNIX socket to connec...
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SSH Private Key Permissions using Git GUI or ssh-keygen are too open

...nd correctly. – Koby Jan 5 '14 at 4:05 5 @Koby nope, it was a bug with a work aroudn...need to us...
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Sass combining parent using ampersand (&) with type selectors

... using the class before @at-root or using multiple @at-roots) will lead to errors. Hope it'll be useful share | improve this answer | follow | ...
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How can I see what I am about to push with git?

...hing a large amount of data, it uploads all of the data and then shows any errors after. You've just wasted time and bandwidth uploading data that you now have to re-upload. This seems like strange behavior. – zeusstl Jan 19 '15 at 7:04 ...
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How do I get whole and fractional parts from double in JSP/Java?

...wever for decimal places which are small in number, there will be a slight error. Ex. for -03.0025 it returns -0.0024999999999999467 and -3.0 – shams.haq Sep 17 '14 at 13:59 5 ...