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How to split (chunk) a Ruby array into parts of X elements? [duplicate]
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Take a look at Enumerable#each_slice:
foo.each_slice(3).to_a
#=> [["1", "2", "3"], ["4", "5", "6"], ["7", "8", "9"], ["10"]]
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Difference between parameter and argument [duplicate]
...d actual parameter etc.
So here, x and y would be formal parameters:
int foo(int x, int y) {
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}
Whereas here, in the function call, 5 and z are the actual arguments:
foo(5, z);
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Using a string variable as a variable name [duplicate]
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You can use exec for that:
>>> foo = "bar"
>>> exec(foo + " = 'something else'")
>>> print bar
something else
>>>
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Swift equivalent of [NSBundle bundleForClass:[self class]]
... class inside your value type. Example of the latter solution: Bundle(for: Foo.Bar.self) where Foo - your struct, Bar - some inner class.
– Vadim Bulavin
Apr 24 '17 at 13:37
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sqlite 命令行创建一个空库 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...的SQLite数据库的优势，比touch创建一个空文件好。$sqlite3 foo db "create table t(f int); drop table t;"可以通过以下方 SQLite创建一个空白的数据库，具有被识别为有效的SQLite数据库的优势，比touch创建一个空文件好。
$sqlite3 foo.db "create t...
Latex Remove Spaces Between Items in List
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If you want to remove the spacing globally for every list in your document just put \setlist[itemize]{noitemsep} in your preamble.
– Fabian Winkler
Mar 13 '13 at 15:52
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What is the best way to conditionally apply attributes in AngularJS?
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I am using the following to conditionally set the class attr when ng-class can't be used (for example when styling SVG):
ng-attr-class="{{someBoolean && 'class-when-true' || 'class-when-false' }}"
The same approach should work for other attribute type...
How can I modify the size of column in a MySQL table?
...tomatically converts it to a MEDIUMTEXT data type.
mysql> create table foo (str varchar(300));
mysql> alter table foo modify str varchar(65536);
mysql> show create table foo;
CREATE TABLE `foo` (
`str` mediumtext
) ENGINE=MyISAM DEFAULT CHARSET=latin1
1 row in set (0.00 sec)
I misread ...
How do I escape spaces in path for scp copy in Linux?
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Basically you need to escape it twice, because it's escaped locally and then on the remote end.
There are a couple of options you can do (in bash):
scp user@example.com:"'web/tmp/Master File 18 10 13.xls'" .
scp user@example.com...
初窥InnoDB的Memcached插件 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...据：
INSERT INTO `users` (`username`, `password`, `email`)
VALUES
('foo', 'ffffffffffffffffffffffffffffffff', 'foo@domain.com'),
('bar', 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb', 'bar@domain.com');
接着在containers里配置这个表：
INSERT INTO innodb_memcache.containers (
name, db_...