StackOverflow Questions for Tag: autovivification

Morrowind789

Reputation: 551

Inconsistent behavior concerning "Can't use an undefined value as an ARRAY reference"

perlautovivificationperl5.16

Score: 7

Answers: 1

bit-question

Reputation: 3843

Analysis of a Perl autovivification example

perlautovivification

Score: 2

Answers: 3

Herdsman

Reputation: 859

Autovivification doesn't work even as lvalue

perlautovivification

Score: 2

Answers: 2

Linn Htet Aung

Reputation: 21

Why does Perl assign a hash reference as value for a non-existent key?

perlautovivification

Score: 0

Answers: 0

Eric Fossum

Reputation: 2461

How to avoid hash autovivification?

perlautovivification

Score: 3

Answers: 3

Corley Brigman

Reputation: 12391

Nested defaultdict of defaultdict

pythonrecursiondefaultdictautovivification

Score: 231

Answers: 13

Zhang18

Reputation: 4930

How do I do advanced Python hash autovivification?

pythondata-structuresautovivification

Score: 11

Answers: 5

YGA

Reputation: 10010

What is the best way to implement nested dictionaries?

pythondata-structuresdictionarymappingautovivification

Score: 228

Answers: 22

kuru

Reputation: 97

PHP Deprecated: Automatic conversion of false to array is deprecated adodb-mssqlnative.inc.php on line 154

phpsql-serverphp-8.1autovivificationadodb-php

Score: 10

Answers: 1

rafl

Reputation: 12341

Understanding the difference in behaviour between perl's assign-or operator and the combination of assignment and logical-or operators

perloperatorsevaluationautovivification

Score: 2

Answers: 2

Eugen Konkov

Reputation: 25133

Why does $foo->{bar} autovivify but %$foo doesn't?

perlreferenceautovivification

Score: 3

Answers: 2

con

Reputation: 6093

"no autovivication" pragma fails with grep in Perl

perlautovivification

Score: 8

Answers: 2

Беров

Reputation: 1393

How do I disable autovivification in Perl?

perlautovivification

Score: 8

Answers: 5

Zhivko Angelov

Reputation: 139

perl check nested hash reference

perlkeydefinedhashrefautovivification

Score: 2

Answers: 2

Ollie Glass

Reputation: 19993

What's the Ruby equivalent of Python's defaultdict?

pythonrubydictionarylanguage-comparisonsautovivification

Score: 29

Answers: 3

Konstantin Tokar

Reputation: 43

perl autovivification when calling subroutine

perlautovivification

Score: 4

Answers: 1

Radek

Reputation: 11101

How to assign hash['a']['b']= 'c' if hash['a'] doesn't exist?

rubyhashvariable-assignmentautovivificationhash-of-hashes

Score: 21

Answers: 5

jason

Reputation: 4439

problem loading Autovivification file when moving from python 2.7 to 3.6, KeyError: 'DictType'

pythondictionaryautovivification

Score: 1

Answers: 0

dawg

Reputation: 103834

PERL-like autovivification with default value in Python, and returns a default value from non-existing arbitrary nesting?

pythondictionaryrecursiondefaultdictautovivification

Score: 4

Answers: 3

ikebukuru

Reputation: 89

Unintentionally adding keys to hash while iterating

perlhashtablekey-valueautovivification

Score: 4

Answers: 3

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StackOverflow Questions for Tag: autovivification

Inconsistent behavior concerning &quot;Can&#39;t use an undefined value as an ARRAY reference&quot;

Analysis of a Perl autovivification example

Autovivification doesn&#39;t work even as lvalue

Why does Perl assign a hash reference as value for a non-existent key?

How to avoid hash autovivification?

Nested defaultdict of defaultdict

How do I do advanced Python hash autovivification?

What is the best way to implement nested dictionaries?

PHP Deprecated: Automatic conversion of false to array is deprecated adodb-mssqlnative.inc.php on line 154

Understanding the difference in behaviour between perl&#39;s assign-or operator and the combination of assignment and logical-or operators

Why does $foo-&gt;{bar} autovivify but %$foo doesn&#39;t?

&quot;no autovivication&quot; pragma fails with grep in Perl

How do I disable autovivification in Perl?

perl check nested hash reference

What&#39;s the Ruby equivalent of Python&#39;s defaultdict?

perl autovivification when calling subroutine

How to assign hash[&#39;a&#39;][&#39;b&#39;]= &#39;c&#39; if hash[&#39;a&#39;] doesn&#39;t exist?

problem loading Autovivification file when moving from python 2.7 to 3.6, KeyError: &#39;DictType&#39;

PERL-like autovivification with default value in Python, and returns a default value from non-existing arbitrary nesting?

Unintentionally adding keys to hash while iterating

Inconsistent behavior concerning "Can't use an undefined value as an ARRAY reference"

Autovivification doesn't work even as lvalue

Understanding the difference in behaviour between perl's assign-or operator and the combination of assignment and logical-or operators

Why does $foo->{bar} autovivify but %$foo doesn't?

"no autovivication" pragma fails with grep in Perl

What's the Ruby equivalent of Python's defaultdict?

How to assign hash['a']['b']= 'c' if hash['a'] doesn't exist?

problem loading Autovivification file when moving from python 2.7 to 3.6, KeyError: 'DictType'