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Disabling swap files creation in vim
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To disable swap files from within vim, type
:set noswapfile
To disable swap files permanently, add the below to your ~/.vimrc file
set noswapfile
For more details see the Vim docs on swapfile
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Determine if code is running as part of a unit test
I have a unit test (nUnit). Many layers down the call stack a method will fail if it is running via a unit test.
19 Answers...
Associative arrays in Shell scripts
...add to Irfan's answer, here is a shorter and faster version of get() since it requires no iteration over the map contents:
get() {
mapName=$1; key=$2
map=${!mapName}
value="$(echo $map |sed -e "s/.*--${key}=\([^ ]*\).*/\1/" -e 's/:SP:/ /g' )"
}
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How can mixed data types (int, float, char, etc) be stored in an array?
... first check the type, then use the corresponding member of the union. A switch statement is useful:
switch (my_array[n].type) {
case is_int:
// Do stuff for integer, using my_array[n].ival
break;
case is_float:
// Do stuff for float, using my_array[n].fval
break;
case is_char:
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Difference between \w and \b regular expression meta characters
...in the difference between \b and \w regular expression metacharacters? It is my understanding that both these metacharacters are used for word boundaries. Apart from this, which meta character is efficient for multilingual content?
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When should I use malloc in C and when don't I?
...mewhere in the read-only part of the memory and you just have a pointer to it. You can use the string as read-only. You cannot make changes to it. Example:
some_memory[0] = 'h';
Is asking for trouble.
On the other hand
some_memory = (char *)malloc(size_to_allocate);
is allocating a char arra...
How do I tell git-svn about a remote branch created after I fetched the repo?
I'm using git-svn to work against my company's central Subversion repository. We've recently created a new feature branch in the central repo.
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Why is it OK to return a 'vector' from a function?
...ve seen this type of code several times. words is a local vector. How is it possible to return it from a function?
6 Answ...
How to create ls in windows command prompt?
I want to use ls in windows command prompt and make it run the dir command.
18 Answers
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CSS fixed width in a span
Within an unordered list:
11 Answers
11
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