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Associativity of “in” in Python?
...y has a new bytecode: JUMP_IF_FALSE_OR_POP, which shortens the sequence by one instruction from 13 to 12. Cool answer - thanks!!
– Dave
Sep 30 '12 at 20:23
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Rails render partial with block
I'm trying to re-use an html component that i've written that provides panel styling. Something like:
5 Answers
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Discard all and get clean copy of latest revision?
... pull
hg update -r MY_BRANCH -C
hg purge
In any case, there is no single one command you can ask Mercurial to perform that will do everything you want here, except if you change the process to that "full clone" method that you say you can't do.
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Must qualify the allocation with an enclosing instance of type GeoLocation
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Another option, and the one I prefer, would be to set the inner class to be static.
public static class ThreadTask implements Runnable { ... }
share
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What's wrong with foreign keys?
...ization tools will be able to create nice schema layouts for you, etc.
someone new to the project will get into the flow of things faster since otherwise implicit relationships are explicitly documented
Reasons not to use Foreign Keys:
you are making the DB work extra on every CRUD operation bec...
Which is preferred: Nullable.HasValue or Nullable != null?
...lue because I liked the semantics. However, recently I was working on someone else's existing codebase where they used Nullable<> != null exclusively instead.
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Shell script to delete directories older than n days
...ur search in.
-type d: only find directories
-ctime +10: only consider the ones with modification time older than 10 days
-exec ... \;: for each such result found, do the following command in ...
rm -rf {}: recursively force remove the directory; the {} part is where the find result gets substituted...
Matplotlib discrete colorbar
...ternative you can make your own cmap from scratch, or read-out an existing one and override just some specific entries.
import numpy as np
import matplotlib as mpl
import matplotlib.pylab as plt
fig, ax = plt.subplots(1, 1, figsize=(6, 6)) # setup the plot
x = np.random.rand(20) # define the da...
Querying DynamoDB by date
...CreatedAt) using the greater-than symbol. As far as I know, this can't be done.
– Aziz Javed
Jun 4 '17 at 18:22
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Trigger change() event when setting 's value with val() function
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One thing that I found out (the hard way),
is that you should have
$('#selectField').change(function(){
// some content ...
});
defined BEFORE you are using
$('#selectField').val(10).trigger('change');
or
$('#sele...