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When should use Readonly and Get only properties

...Fuel = a; // Does not compile f.FillFuelTank(10); // Value is changed from the method's code } Setting the private field of your class as readonly allows you to set the field value only once (using an inline assignment or in the class constructor). You will not be able to change it later. pu...
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Understanding “randomness”

... {50000}], 0.01]] And here you can see the road from a uniform to a normal distribution by adding up 1, 2, 4, 6, 10 and 20 uniformly distributed random variables: Edit A few credits Thanks to Thomas Ahle for pointing out in the comments that the probability distributi...
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How to install a node.js module without using npm?

... You need to download their source from the github. Find the main file and then include it in your main file. An example of this can be found here > How to manually install a node.js module? Usually you need to find the source and go through the package.j...
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Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java

... if the execution of the program went good or bad. It's a sort of heredity from older programming languages where it's useful to know if something went wrong and what went wrong. Exit code is 0 when execution went fine; 1, -1, whatever != 0 when some error occurred, you can use different values f...
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Checking if an object is a given type in Swift

...ld only use as without the ? if there is no way your program could recover from the object not being of that type because the program will immediately halt if it is not. Using the ? in the if statement allows the program to continue. – drewag Jun 6 '14 at 23:55...
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How do I create a new Git branch from an old commit? [duplicate]

I have a Git branch called jzbranch and have an old commit id: a9c146a09505837ec03b . 1 Answer ...
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How to stop Flask from initialising twice in Debug Mode? [duplicate]

When building a Flask service in Python and setting the debug mode on, the Flask service will initialise twice. When the initialisation loads caches and the like, this can take a while. Having to do this twice is annoying when in development (debug) mode. When debug is off, the Flask service only in...
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How do I turn off the output from tar commands on Unix? [closed]

I had a look at the options, but nothing seemed obvious as a manner in which to turn off the output when uncompressing a file. The below is the code I am currently using... I just need the option to switch off the output. ...
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Get filename from file pointer [duplicate]

If I have a file pointer is it possible to get the filename? 1 Answer 1 ...
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No visible cause for “Unexpected token ILLEGAL”

...he Unexpected token ILLEGAL JavaScript syntax error. And where did it come from? I can't tell for sure, but my bet is on jsfiddle. If you paste code from there, it's very likely to include one or more U+200B characters. It seems the tool uses that character to control word-wrapping on long strings. ...