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Why is typeof null “object”?
...ll check anyway. It doesn't make intuitive sense so why would they use it? Now the change can't be added because of bad coding.
– Emobe
Sep 20 '19 at 14:48
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What is the difference between LR, SLR, and LALR parsers?
What is the actual difference between LR, SLR, and LALR parsers? I know that SLR and LALR are types of LR parsers, but what is the actual difference as far as their parsing tables are concerned?
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Objective-C : BOOL vs bool
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Got to know different behaviour take a look at below. NSInteger progressTime = 2;//any value NSInteger totalTime = 1;//any value BOOL success = (progressTime>=totalTime)//it is always gives NO But Once I received...
Starting python debugger automatically on error
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@PiotrDobrogost Good point. I think it's more helpful to know that you can pass a tb object in, though, as it better demonstrates the API. Good to know both options exist.
– davidA
Dec 18 '16 at 23:35
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Why can't C++ be parsed with a LR(1) parser?
...ter to type x
It can be a multiply of x and y, throwing away the answer.
Now, you might think the latter is stupid and should be ignored.
Most would agree with you; however, there are cases where it might
have a side effect (e.g., if multiply is overloaded). but that isn't the point.
The point is ...
How to remove constraints from my MySQL table?
...column to other tables columns. Mine had a standard name given to it. Also now I now that you can drop foreign keys safetely without the column itself being dropped
– Lealo
Aug 18 '17 at 0:35
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How do I change the working directory in Python?
... Never call os.chdir() outside of a context manager, unless you think you know what you're doing. (You probably don't.)
– Cecil Curry
May 22 '16 at 5:19
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How do you bind an Enum to a DropDownList control in ASP.NET?
... Why does this have so many upvotes. The code (at least c#) does now work and contains syntax errors.
– Dave
Oct 3 '16 at 21:53
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How to get last inserted id?
...e is used to grab data out of any field in the record it is creating right now. This data we want is the ID autonumber. So make sure it says the correct field name for your table, mine is 'comp_id'. This is then dropped into the tempory table we created earlier.
VALUES (@comp_name, @comp_regno, @...
How to resolve the C:\fakepath?
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Some browsers have a security feature that prevents JavaScript from knowing your file's local full path. It makes sense - as a client, you don't want the server to know your local machine's filesystem. It would be nice if all browsers did this.
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