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express 4.0 , express-session with odd warning message
...s will change so they want to ensure that by setting the values explicitly now, you won't run into unexpected behavior when the defaults do change (in the near future).
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Getting URL hash location, and using it in jQuery
.../ strip all non-alphanumeric characters
hash = '#' + hash; // hash now equals #foo with example 1
// do stuff with hash
$( 'ul' + hash + ':first' ).show();
// etc...
}
});
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How to send commands when opening a tmux session inside another tmux session?
...nce) the “inner” tmux instance. It captures the C-b as its prefix key. Now your next keystroke will be passed through the outer tmux instance and captured by the inner one to trigger a binding.
To trigger the c binding (new-window) in a second-level instance of tmux, you would type C-b C-b c. F...
JOIN queries vs multiple queries
...book often goes for the more complex solution for minute performance gains now, but then most of us aren't programming Facebook.
– dallin
Oct 16 '18 at 20:21
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Maven: how to do parallel builds?
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Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
mvn -T 4 clean install # Builds with 4 threads
mvn -T 1C clean install # 1 thread per cpu core
mvn -T 1.5C clean install # 1.5 thread per cpu core
Full do...
Aggregate function in an SQL update query?
... been all day??? I have been banging my head over it for more than an hour now :)
– Ange1
Jan 7 '16 at 19:43
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Can I hex edit a file in Visual Studio?
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+1 for the answer, but now for a rant (not against Kevin's answer, but against these controls)... Those buttons-with-options that MS uses sometimes in file open dialogs (does this control have a commonly used name?) seem like a neat idea, but from ...
XmlWriter to Write to a String Instead of to a File
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I know this is old and answered, but here is another way to do it. Particularly if you don't want the UTF8 BOM at the start of your string and you want the text indented:
using (var ms = new MemoryStream())
using (var x = new X...
'await' works, but calling task.Result hangs/deadlocks
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changing to async Task worked, now I need to read the contents of your links a couple of times, ty sir.
– Johan Larsson
Jun 22 '13 at 9:13
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pyplot scatter plot marker size
...20*2**n for n in range(len(x))]
plt.scatter(x,y,s=s)
plt.show()
gives
Now the apparent size of the markers increases roughly linearly in an intuitive fashion.
As for the exact meaning of what a 'point' is, it is fairly arbitrary for plotting purposes, you can just scale all of your sizes by a ...