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How do you get a Golang program to print the line number of the error it just called?
...Fatal was ran. Is there no way of getting access to the line number that called log.Fatal? i.e. is there a way to get the line number when throwing an error?
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How to upgrade Git to latest version on macOS?
...ac with OS X Lion and I checked in the Terminal what version of git is installed by default. I got the answer
15 Answers
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What happens when a computer program runs?
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It really depends on the system, but modern OSes with virtual memory tend to load their process images and allocate memory something like this:
+---------+
| stack | function-local variables, return addresses, return values, e...
When should I use mmap for file access?
...rovide at least two ways of accessing files. There's the standard system calls open() , read() , write() , and friends, but there's also the option of using mmap() to map the file into virtual memory.
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How to develop Desktop Apps using HTML/CSS/JavaScript? [closed]
First, I'm not interested in doing this professionally. I am a web developer, a coworker of mine recently left for Spotify and said he will be working mostly in JavaScript for the Spotify Desktop app. He said it uses "Chrome frame" and everything inside is done like a web app (HTML/JS/CSS).
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How to fix Python indentation
...py script that you find in the Tools/scripts/ directory of your Python installation:
Change Python (.py) files to use
4-space indents and no hard tab
characters. Also trim excess spaces
and tabs from ends of lines, and
remove empty lines at the end of
files. Also ensure the last line ...
What are the basic rules and idioms for operator overloading?
...::ios::failbit);
return is;
}
When implementing operator>>, manually setting the stream’s state is only necessary when the reading itself succeeded, but the result is not what would be expected.
Function call operator
The function call operator, used to create function objects, also k...
How do I declare an array of weak references in Swift?
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Please post your problem code in a new question; no reason to ding my answer when it might be your code!
– GoZoner
Jul 30 '15 at 0:35
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NullPointerException in Java with no StackTrace
...a NullPointerException , but when I try to log the StackTrace (which basically ends up calling Throwable.printStackTrace() ), all I get is:
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Excel “External table is not in the expected format.”
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"External table is not in the expected format." typically occurs when trying to use an Excel 2007 file with a connection string that uses: Microsoft.Jet.OLEDB.4.0 and Extended Properties=Excel 8.0
Using the following connection string seems to fix most problems.
public static...