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How to clone all repos at once from GitHub?
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How to add dividers and spaces between items in RecyclerView?
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JavaScript hashmap equivalent
...// Just an example
};
var dict = {};
dict[key(obj1)] = obj1;
dict[key(obj2)] = obj2;
This way you can control indexing done by JavaScript without heavy lifting of memory allocation, and overflow handling.
Of course, if you truly want the "industrial-grade solution", you can build a class paramete...
MassAssignmentException in Laravel
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232
Read this section of Laravel doc : http://laravel.com/docs/eloquent#mass-assignment
Laravel p...
vim, switching between files rapidly using vanilla Vim (no plugins)
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241
The closest equivalent ("closest", not "exact") to ST2's Ctrl+P is a plugin called, get ready...
Chmod 777 to a folder and all contents [duplicate]
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edited Apr 23 '19 at 22:31
Sameer
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YAML current date in rmarkdown
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answered May 7 '14 at 22:12
Yihui XieYihui Xie
22.1k1717 gold badges153153 silver badges366366 bronze badges
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How to check if object (variable) is defined in R?
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R> exists("somethingUnknown")
[1] FALSE
R> somethingUnknown <- 42
R> exists("somethingUnknown")
[1] TRUE
R>
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SQL Add foreign key to existing column
If I am using the following SQL command in SQL Server 2008 to update a table with a foreign key constraint:
6 Answers
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Postgres unique constraint vs index
...k1 foreign key (con_id) references master(con_id),
constraint detail_fk2 foreign key (ind_id) references master(ind_id)
);
Table "public.detail"
Column | Type | Modifiers
--------+---------+-----------
con_id | integer |
ind_id | integer |
Foreign-key constraints:
"detail_fk1" FOR...