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Block Comments in a Shell Script
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Cute trick - as long as the 'END' keyword (which is, of course, user chosen) does not appear on a line on its own inside the material to be commented out.
– Jonathan Leffler
Jun 4 '09 at 0:47
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What are best practices for multi-language database design? [closed]
...d id :D . To explain, each id represents a meaning to which you can attach words from any language in a relational table, so you get two tables, meaning (id) and word (id, meaning_id), the id in the word table represents the word id, the id in the meaning represents the meaning that is universal.
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What's the use/meaning of the @ character in variable names in C#?
...had a member variable with the name "params". Obviously this is a reserved word in C# so you can't have a class with a member variable with the name "params". The proxy object that was generated contained a property that looked like this:
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How to write loop in a Makefile?
...1},0),,\
$(call ITERATE_DO,${1},${2})\
)
endef
define ITERATE_DO
$(if $(word ${1}, ${ITERATE_COUNT}),,\
$(eval ITERATE_COUNT+=.)\
$(info ${2} $(words ${ITERATE_COUNT}))\
$(call ITERATE_DO,${1},${2})\
)
endef
default:
$(call ITERATE,5,somecmd)
$(call ITERATE,0,nocmd)
$(info $(call ITE...
Why does C++ require a user-provided default constructor to default-construct a const object?
...ndard) and it was resolved by Core Working Group (CWG) Defect 253. The new wording for the standard states in http://eel.is/c++draft/dcl.init#7
A class type T is const-default-constructible if
default-initialization of T would invoke a user-provided constructor
of T (not inherited from a bas...
File inside jar is not visible for spring
...rned, until it is uncompressed, a class in jar file is no different than a word in a word document.
– sbk
Feb 26 '13 at 12:43
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vim - How to delete a large block of text without counting the lines?
... *visual-operators*
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The objects that can be used are:
aw a word (with white space)
iw inner word
aW a WORD (with white space)
iW inner WORD
as a sentence (with white space)
is inner sentence
a...
Bash script to receive and repass quoted parameters
.... When
the expansion occurs within double quotes, it expands to a single word
with the value of each parameter separated by the first character of
the IFS special variable. That is, "$*" is equivalent to
"$1c$2c...", where c is the first character of the value of the IFS
variable. If IFS i...
What specific productivity gains do Vim/Emacs provide over GUI text editors?
...fic column, a mark, the cursor position, certain classes of characters (keywords, identifiers) etc.
Integrated diff and grep (platform independent so you don't need to download and learn a new tool every time you change computers).
Visual block mode (to edit columns) is something many editors lack, ...
Preserve colouring after piping grep to grep
...p --color=always
The correct command line would be
grep --color=always WORD * | grep -v AVOID
This is pretty verbose, alternatively you can just add the line
alias cgrep="grep --color=always"
to your .bashrc for example and use cgrep as the colored grep. When redefining grep you might run i...