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400 vs 422 response to POST of data
...h a "REST-like" API that I'm working on. Let's say I have a end point that allows POST'ing purchases in JSON format. It looks like this:
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Extract a part of the filepath (a directory) in Python
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All you need is parent part if you use pathlib.
from pathlib import Path
p = Path(r'C:\Program Files\Internet Explorer\iexplore.exe')
print(p.parent)
Will output:
C:\Program Files\Internet Explorer
Case you need al...
Comparing two collections for equality irrespective of the order of items in them
...WriteLine(comp.Equals(new[] {"a","b","c"}, new[] {"a","b"})); //false
Finally, you can use your an equality comparer of your choice:
var strcomp = new MultiSetComparer<string>(StringComparer.OrdinalIgnoreCase);
Console.WriteLine(strcomp.Equals(new[] {"a", "b"}, new []{"B", "A"})); //true
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Javascript reduce on array of objects
...eration 2: a = 3, b = {x:2} returns NaN
A number literal 3 does not (typically) have a property called x so it's undefined and undefined + b.x returns NaN and NaN + <anything> is always NaN
Clarification: I prefer my method over the other top answer in this thread as I disagree with the ide...
Select parent element of known element in Selenium
...rue.
Output: <div class="parent">
//span/ancestor::* - returns all ancestors (including parent).
Output: <div class="parent">, <nav class="second_level_ancestor">, <div class="third_level_ancestor">...
//span/ancestor-or-self::* - returns all ancestors and current...
Get jQuery version from inspecting the jQuery object
...f jQuery is being used by inspecting the jQuery object? jQuery is dynamically getting added to my page and I cannot see any reference to it in my markup. If I inspect it in my browser's console, it's there.
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Pushing read-only GUI properties back into ViewModel
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I wonder if you could do some trickery to automatically attach the properties, without needing Observe. But this looks like a fine solution. Thanks!
– Joe White
Jul 5 '09 at 12:58
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z-index not working with fixed positioning
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This question can be solved in a number of ways, but really, knowing the stacking rules allows you to find the best answer that works for you.
Solutions
The <html> element is your only stacking context, so just follow the stacking rules inside a stacking context and you w...
Why were pandas merges in python faster than data.table merges in R in 2012?
...els) is large: 10,000.
Does Rprof() reveal most of the time spent in the call sortedmatch(levels(i[[lc]]), levels(x[[rc]])? This isn't really the join itself (the algorithm), but a preliminary step.
Recent efforts have gone into allowing character columns in keys, which should resolve that issue ...
2D cross-platform game engine for Android and iOS? [closed]
... found it's 2D part with OnGUI() or GUITextures too clumsy. Also, even a smallest game done on Unity3d is at least 10MB download which is just too much for a 2D game.
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