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What is the difference between async.waterfall and async.series
..., while async.series would be for discrete tasks that must be performed in order, but are otherwise separate.
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Is there a “do … while” loop in Ruby?
...mple: puts k if !k.nil?. Here 'if' is a 'modifier':it is checked BEFORE,in order to determine whether executing the 'puts k' statement.That's not the case of while/until loops that(when used as modifiers of a begin-end-block!),are evaluated AFTER the first execution.Maybe this caused the regretting,...
Retrieve the commit log for a specific line in a file?
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'git log --topo-order --graph -u -L 155,155:git-web--browse.sh' - this has given a fatal error: 'invalid object name 155,155'. Git version: 1.8.3.2. Any suggestions?
– BairDev
Dec 12 '13 at 8:47
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“ImportError: No module named” when trying to run Python script
... way a separate process does (be it an IPython notebook, external process, etc). IPython will look for modules to import that are not only found in your sys.path, but also on your current working directory. When starting an interpreter from the command line, the current directory you're operating in...
How to clear the canvas for redrawing
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const context = canvas.getContext('2d');
context.clearRect(0, 0, canvas.width, canvas.height);
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Add a number to each selection in Sublime Text 2, incremented once per selection
... 1 and pressing my hotkey does nothing. Is there something I need to to in order to activate new plugin?
– Michael Robinson
Jan 29 '13 at 20:40
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Error: No default engine was specified and no extension was provided
...(__dirname, 'views'));
app.set('view engine', 'jade');
//swap jade for ejs etc
You'll need the res.render lines when using a view engine as well. Something like this:
// error handlers
// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
app.use(function...
Browse and display files in a git repo without cloning
...ould add it, but from what I read it's not very easy since getting history etc needs a lot of information to be local to git, and at that point you may as well have done a git fetch.
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How to prevent gcc optimizing some statements in C?
In order to make a page dirty (switching on the dirty bit in the page table entry), I touch the first bytes of the page like this:
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Add a common Legend for combined ggplots
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If you slightly change the order of commands you can do this in one line: combined <- p1 + p2 + plot_layout(guides = "collect") & theme(legend.position = "bottom")
– mlcyo
Apr 23 at 23:20
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