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How to check if a process id (PID) exists
... a race condition.
If you want to ignore the text output of kill and do something based on the exit code, you can
if ! kill $pid > /dev/null 2>&1; then
echo "Could not send SIGTERM to process $pid" >&2
fi
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How to revert Master branch to upstream
I have forked a git repository and setup upstream. I've made some changes in Master branch and committed and pushed to github.
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alternatives to REPLACE on a text or ntext datatype
I need to update/replace the data in datatable.column. The table has a field named Content . I'm using the REPLACE function. Since the column datatype is NTEXT , SQL Server doesn't allow me to use the REPLACE function.
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Convert to absolute value in Objective-C
How do I convert a negative number to an absolute value in Objective-C?
2 Answers
2
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Syntax for if/else condition in SCSS mixin
Hi I'm trying to learn SASS/SCSS and am trying to refactor my own mixin for clearfix
3 Answers
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Converting Python dict to kwargs?
...dding key - value pairs together. The sunburnt interface takes keyword arguments. How can I transform a dict ({'type':'Event'}) into keyword arguments (type='Event') ?
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Fixing the order of facets in ggplot
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Make your size a factor in your dataframe by:
temp$size_f = factor(temp$size, levels=c('50%','100%','150%','200%'))
Then change the facet_grid(.~size) to facet_grid(.~size_f)
Then plot:
The graphs are now in the correct...
What is the use of style=“clear:both”?
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clear:both makes the element drop below any floated elements that precede it in the document.
You can also use clear:left or clear:right to make it drop below only those elements that have been floated left or right.
+------------+ +-...
Git : List all unmerged changes in git
Creating a branch for various topics, and not regularly deleting them when I don't need them any more, I have now ended up with about 50 branches ;)
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How can I make Vim's `J` and `gq` commands use one space after a period?
When I use Vim's J command, most lines are joined with a single space for padding. But after a period Vim always uses two spaces. Take the following example:
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