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Sass .scss: Nesting and multiple classes?
...ng the &.
This notation is most often used to write pseudo-elements and -classes:
.element{
&:hover{ ... }
&:nth-child(1){ ... }
}
However, you can place the & at virtually any position you like*, so the following is possible too:
.container {
background:red;
#...
Why is semicolon allowed in this python snippet?
...needs this semi-colon thing, but somebody thought it would be nice to have and added it to the language.
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Undefined reference to static class member
...ion creates a scoped integer constant which you can't take the address of, and vector takes a reference param.
– Evan Teran
Nov 7 '08 at 18:08
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Dependency Walker reports IESHIMS.DLL and WER.DLL missing?
...un Dependency Walker on an executable of mine it reports that:
IESHIMS.DLL and WER.DLL can't be found.
4 Answers
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What's the best way of implementing a thread-safe Dictionary?
...e to implement a thread-safe Dictionary in C# by deriving from IDictionary and defining a private SyncRoot object:
8 Answer...
How to check if a string contains a substring in Bash
... that spaces in the needle string need to be placed between double quotes, and the * wildcards should be outside. Also note that a simple comparison operator is used (i.e. ==), not the regex operator =~.
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With bash, how can I pipe standard error into another process?
It's well known how to pipe the standard ouput of a process into another processes standard input:
5 Answers
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Remove multiple whitespaces
I'm getting $row['message'] from a MySQL database and I need to remove all whitespace like \n \t and so on.
15 Answer...
NullPointerException in Java with no StackTrace
...interException) occurs for the first time, the full stack trace is printed and the JVM remembers the stack trace (or maybe just the location of the code). When that exception occurs often enough, the stack trace is not printed anymore, both to achieve better performance and not to flood the log with...
Why doesn't this code simply print letters A to Z?
... convention when dealing with arithmetic operations on character variables and not C's.
For example, in Perl 'Z'+1 turns into 'AA', while in C 'Z'+1 turns into '[' ( ord('Z') == 90, ord('[') == 91 ).
Note that character variables can be incremented but not decremented and even so only plain ASCII ch...