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Concatenating two lists - difference between '+=' and extend()
...F instruction, but for += it will use LOAD_FAST - and you get *UnboundLocalError: local variable 'l' referenced before assignment*
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“/usr/bin/ld: cannot find -lz”
I am trying to compile Android source code under Ubuntu 10.04. I get an error saying,
11 Answers
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Does Spring @Transactional attribute work on a private method?
...vate or
package-visible methods with the
@Transactional annotation, no error
is raised, but the annotated method
does not exhibit the configured
transactional settings. Consider the
use of AspectJ (see below) if you need
to annotate non-public methods.
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How to use double or single brackets, parentheses, curly braces
... typically iterated over in loops:
$ echo f{oo,ee,a}d
food feed fad
$ mv error.log{,.OLD}
(error.log is renamed to error.log.OLD because the brace expression
expands to "mv error.log error.log.OLD")
$ for num in {000..2}; do echo "$num"; done
000
001
002
$ echo {00..8..2}
00 02 04 06 08
$ echo ...
Why does this iterative list-growing code give IndexError: list assignment index out of range?
...=[l]
– Oleh Prypin
Apr 13 '11 at 18:05
2
@BlaXpirit: It will put burden to the garbage collector,...
How to convert a string to integer in C?
...o:
(int) strtol(str, (char **)NULL, 10)
except that the handling of errors may differ. If the value cannot be
represented, the behavior is undefined.
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Vim: Move window left/right?
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answered Dec 31 '10 at 17:05
Ricardo ValerianoRicardo Valeriano
6,50311 gold badge2121 silver badges3131 bronze badges
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Is it possible to have multiple statements in a python lambda expression?
...print(x+2) ]
– ZEE
Feb 13 '16 at 23:05
5
Even better: lambda x: [f1(x), f2(x)][-1], it will retur...
Accessing nested JavaScript objects and arays by string path
...le.net/alnitak/hEsys/
EDIT some have noticed that this code will throw an error if passed a string where the left-most indexes don't correspond to a correctly nested entry within the object. This is a valid concern, but IMHO best addressed with a try / catch block when calling, rather than having...
Code formatting shortcuts in Android Studio for Operation Systems
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edited Apr 6 '19 at 1:05
Peter Mortensen
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