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How to redirect output of an entire shell script within the script itself?
...nal, standard input is also writable and both standard output and standard error are readable by virtue (or is it 'vice'?) of a historical quirk: the terminal is opened for reading and writing and the same open file description is used for all three standard I/O file descriptors.
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Method chaining - why is it a good practice, or not?
...al reference.
Chaining different objects can also lead to unexpected null errors. In my examples, assuming that foo is valid, all the method calls are "safe" (e.g., valid for foo). In the OP's example:
participant.getSchedule('monday').saveTo('monnday.file')
...there's no guarantee (as an outs...
Removing packages installed with go get
...scr
# Clean removes object files from package source directories (ignore error)
go clean -i $pkg &>/dev/null
# Set local variables
[[ "$(uname -m)" == "x86_64" ]] \
&& ost="$(uname)";ost="${ost,,}_amd64" \
&& cnt="${pkg//[^\/]}"
# Delete the source directory and comp...
Can multiple different HTML elements have the same ID if they're different elements?
... if the render can be completed, it must (i.e. there are no such thing as "errors" in HTML, only "invalid" HTML). So, the following is how id tags actually work in practice. They are all invalid, but still work:
This:
<div id="unique">One</div>
<div id="unique">Two</div>
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How to debug Visual Studio extensions
... not exist in Visual Studio 2015. A machine with only VS2015 will throw an error if this is called. See also github.com/landofjoe/NuspecPackager/issues/1
– Quango
Nov 2 '15 at 11:05
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How do I check if a string is a number (float)?
...e to check that the second statement in the try clause cannot raise a ValueError: granted, this does not require too much time or brain power, but why use any when none is needed?
– Eric O Lebigot
Jul 5 '13 at 8:21
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How to make a Java Generic method static?
...a static method. Adding static to the method signature results in compile errors.
4 Answers
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Xcode changes unmodified storyboard and XIB files
...ller label end tag and save the file. Now run it and look at the warning. Error says end tag is not correct which created from line 23. In line 23 , we see a label constrains is set with no end tag. That's the problem. Now we put the end tag and build the project. After setting end tag, we can view...
What is the point of a private pure virtual function?
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@Gentleman: @wilhelmtell pointed out the error in my answer/comment. My claim about inheritance affecting derived class accessibility of the base class method was off. I've removed the offending comment to your answer.
– Void
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How can I pass parameters to a partial view in mvc 4
...ry static method? Everywhere I try to put it I get some kind of a compiler error.
– Csaba Toth
Oct 14 '18 at 6:36
2
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