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Specifying an Index (Non-Unique Key) Using JPA
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Archimedes Trajano
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answered Apr 5 '13 at 18:48
Alvin ThompsonAlvin Thompson
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Django FileField with upload_to determined at runtime
...gling this for hours.
– mgag
Mar 7 '10 at 16:46
3
Oddly enough this is failing on me in basically...
What's the proper way to install pip, virtualenv, and distribute for Python?
...VWalker Hale IV
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13
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Remove characters except digits from string using Python?
...all, string.digits); x="aaa12333bb445bb54b5b52"' 'x.translate(all, nodig)'
1000000 loops, best of 3: 1.04 usec per loop
$ python -mtimeit -s'import re; x="aaa12333bb445bb54b5b52"' 're.sub(r"\D", "", x)'
100000 loops, best of 3: 7.9 usec per loop
Speeding things up by 7-8 times is hardly peanuts, ...
xkcd style graphs in MATLAB
...t, and IMTRANSFORM to get a transformation.
%# define plot data
x = 1:0.1:10;
y1 = sin(x).*exp(-x/3) + 3;
y2 = 3*exp(-(x-7).^2/2) + 1;
%# plot
fh = figure('color','w');
hold on
plot(x,y1,'b','lineWidth',3);
plot(x,y2,'w','lineWidth',7);
plot(x,y2,'r','lineWidth',3);
xlim([0.95 10])
ylim([0 5])
se...
How to turn on/off ReactJS 'development mode'?
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Edward M SmithEdward M Smith
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Task not serializable: java.io.NotSerializableException when calling function outside closure only o
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Grega KešpretGrega Kešpret
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What does FETCH_HEAD in Git mean?
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10
@Jefromi: sorry, i think you are wrong: as far as i understand, git fetch updates (merges) all object data from the remote storage, not jus...
Javascript library for human-friendly relative date formatting [closed]
...against.
// Make a fuzzy time
var delta = Math.round((+new Date - date) / 1000);
var minute = 60,
hour = minute * 60,
day = hour * 24,
week = day * 7;
var fuzzy;
if (delta < 30) {
fuzzy = 'just then.';
} else if (delta < minute) {
fuzzy = delta + ' seconds ago.';
} else...
Round to at most 2 decimal places (only if necessary)
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Use Math.round(num * 100) / 100
Edit: to ensure things like 1.005 round correctly, we use
Math.round((num + Number.EPSILON) * 100) / 100
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