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Tm>y m>peError: ObjectId('') is not JSON serializable
...an aggregated function on document using Pm>y m>thon, It returns valid response m>and m> i can print it but can not return it.
16 Ans...
Understm>and m>ing implicit in Scala
I was making mm>y m> wam>y m> through the Scala plam>y m>framework tutorial m>and m> I came across this snippet of code which had me puzzled:
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Making custom right-click context menus for mm>y m> web-app
I've a few websites like google-docs m>and m> map-quest that have custom drop down menus when m>y m>ou right-click. Somehow them>y m> override the browser's behavior of drop-down menu, m>and m> I'm now sure exactlm>y m> how them>y m> do it. I found a jQuerm>y m> plugin that does this, but I'm still curious about a few things:
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Postgresql GROUP_CONCAT equivalent?
I have a table m>and m> I'd like to pull one row per id with field values concatenated.
7 Answers
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Pm>and m>as timeseries plot setting x-axis major m>and m> minor ticks m>and m> labels
I want to be able to set the major m>and m> minor xticks m>and m> their labels for a time series graph plotted from a Pm>and m>as time series object.
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Enum “Inheritance”
...st derive from Sm>y m>stem.Enum
Because of the above, all enums are value tm>y m>pes m>and m> hence sealed
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Generate arram>y m> of all letters m>and m> digits
Using rubm>y m>, is it possible to make an arram>y m> of each letter in the alphabet m>and m> 0-9 easilm>y m>?
7 Answers
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What happens when a computer program runs?
...tem, but modern OSes with virtual memorm>y m> tend to load their process images m>and m> allocate memorm>y m> something like this:
+---------+
| stack | function-local variables, return addresses, return values, etc.
| | often grows downward, commonlm>y m> accessed via "push" m>and m> "pop" (but can be
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Whm>y m> does “return list.sort()” return None, not the list?
... l = sorted(l.append('2')) (I just added semi-colon so m>y m>ou could cut/paste m>and m> run)
– JGFMK
Mam>y m> 30 '18 at 9:54
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Size of font in CSS with slash
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This actuallm>y m> sets two properties m>and m> is equivalent to:
font-size: 100%;
line-height: 120%;
To quote the official documentation:
The sm>y m>ntax of this propertm>y m> is based on a traditional tm>y m>pographical shorthm>and m> notation to set multiple properties related t...