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Java Runtime.getRuntime(): getting output from executing a command line program
...= s.next();
}
else {
val = "";
}
return val;
}
I know this question is old but I am posting this answer because I think this may be quicker.
Edit (For Java 7 and above)
Need to close Streams and Scanners. Using AutoCloseable for neat code:
public static String execCmd(String...
How to determine the Boost version on a system?
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If you only need to know for your own information, just look in /usr/include/boost/version.hpp (Ubuntu 13.10) and read the information directly
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How to append text to a text file in C++?
...epath, string line)
{
std::ofstream file;
//can't enable exception now because of gcc bug that raises ios_base::failure with useless message
//file.exceptions(file.exceptions() | std::ios::failbit);
file.open(filepath, std::ios::out | std::ios::app);
if (file.fail())
thro...
How to put multiple statements in one line?
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with regards to the 'try' question ... What If, I know at some point it is going to throw an exception but I just want the code to continue running ... for instance, to check if a string can be an integer try: int(string) ... If it can't, then just continue to the next line, ...
Disable, but not uninstall Resharper 4.x onwards
...\Microsoft Visual Studio 11.0\Common7\IDE\devenv.exe" /Resharper.Suspend
Now you have a way to have Visual Studio open with Resharper already disabled.
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How to calculate the bounding box for a given lat/lng location?
I have given a location defined by latitude and longitude.
Now i want to calculate a bounding box within e.g. 10 kilometers of that point.
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Detecting endianness programmatically in a C++ program
... As everyone I have access to C++17 and 20 drafts/proposals, but, as of now, does any C++20 compiler ever exist?
– Xeverous
Oct 29 '17 at 21:35
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UITapGestureRecognizer - single tap and double tap
... Have tried to use the "Fail" method call on with both recognizers just now again. But still doesn't work. If you have got the double tap thing working before, please share some more of your experience with me.
– Stanley
Jan 16 '12 at 6:13
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Java: Clear the console
... Windows installation that could be invoked via Runtime.exec, as the well-known command cls is builtin to Windows’ command line interpreter.
When launching a new process via Runtime.exec, the standard output gets redirected to a pipe which the initiating Java process can read. But when the output ...
Find an element in DOM based on an attribute value
...ate: In the past few years the landscape has changed drastically. You can now reliably use querySelector and querySelectorAll, see Wojtek's answer for how to do this.
There's no need for a jQuery dependency now. If you're using jQuery, great...if you're not, you need not rely it on just for sel...