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process.waitFor() never returns
...esn't return.
But it usually boils down to the fact that the executed command doesn't quit.
This, again, can have many reasons.
One common reason is that the process produces some output and you don't read from the appropriate streams. This means that the process is blocked as soon as the buffer ...
Can you write virtual functions / methods in Java?
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@QuaziIrfan That is difference between Java and C# though.
– Sreekanth Karumanaghat
Dec 24 '19 at 6:09
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Tracing XML request/responses with JAX-WS
...ublished with JAX-WS reference implementation (the one included in JDK 1.5 and better) ?
Being able to do that via code is what I need to do.
Just having it logged to a file by clever logging configurations would be nice but enough.
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pass post data with window.location.href
... POST data to the new page I'm opening. is this possible using JavaScript and jQuery?
8 Answers
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Why catch and rethrow an exception in C#?
...about where the exception actually was created.
Second, if you just catch and re-throw like that, I see no added value, the code example above would be just as good (or, given the throw ex bit, even better) without the try-catch.
However, there are cases where you might want to catch and rethrow a...
How to print without newline or space?
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In Python 3, you can use the sep= and end= parameters of the print function:
To not add a newline to the end of the string:
print('.', end='')
To not add a space between all the function arguments you want to print:
print('a', 'b', 'c', sep='')
You can...
How to retrieve a user environment variable in CMake (Windows)
...Name="Hello World" cmake ..
env [--unset=NAME]... [NAME=VALUE]... COMMAND [ARG]...
Run command in a modified environment.
Just be aware that this may only work the first time. If CMake re-configures with one of the consecutive builds (you just call e.g. make, one CMakeLists.txt was cha...
Why does Ruby have both private and protected methods?
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Ah, ok that makes a lot more sense. My misunderstanding came from thinking private vs protected had to do whether a subclass could inherit a method, but it's actually about where the method can be called from. Thanks!
– Kyle Slattery
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Select last N rows from MySQL
...T 50
) sub
ORDER BY id ASC
This will select the last 50 rows from table, and then order them in ascending order.
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How do you add multi-line text to a UIButton?
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For iOS 6 and above, use the following to allow multiple lines:
button.titleLabel.lineBreakMode = NSLineBreakByWordWrapping;
// you probably want to center it
button.titleLabel.textAlignment = NSTextAlignmentCenter; // if you want to ...