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postgresql list and order tables by size
...ready started typing something in your psql session, which caused a syntax error.
– yieldsfalsehood
Feb 12 '14 at 20:13
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How to sort in-place using the merge sort algorithm?
... big enough to hold elements exchanged in without causing any out-of-bound error.
The work area can be overlapped with either of the two sorted arrays; however, it must ensure that none of the unmerged elements are overwritten.
With this merging algorithm defined, it's easy to imagine a solution, ...
How to list the contents of a package using YUM?
...ticheleThomas Vander Stichele
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12
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Find the most common element in a list
...
answered Dec 9 '19 at 10:05
The GodfatherThe Godfather
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How to determine the encoding of text?
...fortunately, using the example code, I can't get past open(): UnicodeDecodeError: 'utf-8' codec can't decode byte 0xfc in position 169799: invalid start byte. The file encoding according to vim's :set fileencoding is latin1.
– xtian
Aug 19 '17 at 15:51
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Create an empty list in python with certain size
...nately if you want to create a list-of-lists you will run into referencing errors. Example in Python 2.7.6:
>>> a = [[]]*10
>>> a
[[], [], [], [], [], [], [], [], [], []]
>>> a[0].append(0)
>>> a
[[0], [0], [0], [0], [0], [0], [0], [0], [0], [0]]
>>>
...
How to store printStackTrace into a string [duplicate]
...
Something along the lines of
StringWriter errors = new StringWriter();
ex.printStackTrace(new PrintWriter(errors));
return errors.toString();
Ought to be what you need.
Relevant documentation:
StringWriter
PrintWriter
Throwable
...
Sublime Text 2 multiple line edit
...ny sense
– Syperus
Feb 28 '14 at 16:05
you can't - you can only have the cursor in one place on any given line. But yo...
Scala 2.8 breakOut
..., "BB", "CCC").map(s => (s, s.length))
The compiler would complain:
error: type mismatch;
found : Seq[(String, Int)]
required: Map[String,Int]
The reason being that Seq only knows how to build another Seq (i.e. there is an implicit CanBuildFrom[Seq[_], B, Seq[B]] builder factory available...
Does assignment with a comma work?
...ult of the last statement, 3.
This code:
var bbb = 1,2,3
Is a syntax error because commas in variable declarations are used to declare multiple variables in a single line. As the MDN article points out,
Note that the comma in the var statement is not the comma operator, because it doesn't...