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In Ruby, how do I skip a loop in a .each loop, similar to 'continue' [duplicate]
...edo and retry.
Works also for friends like times, upto, downto, each_with_index, select, map and other iterators (and more generally blocks).
For more info see http://ruby-doc.org/docs/ProgrammingRuby/html/tut_expressions.html#UL.
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Get content of a cell given the row and column numbers
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Try =index(ARRAY, ROW, COLUMN)
where:
Array: select the whole sheet
Row, Column: Your row and column references
That should be easier to understand to those looking at the formula.
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ruby operator “=~” [duplicate]
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=~ is an operator for matching regular expressions, that will return the index of the start of the match (or nil if there is no match).
See here for the documentation.
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Unpacking a list / tuple of pairs into two lists / tuples [duplicate]
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If you need actual lists you can index, you should use square brackets [] instead of parenthesis to make them list comprehensions instead of generator expressions.
– agf
Sep 26 '11 at 17:42
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Inserting a string into a list without getting split into characters
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['hello', 'world', 'python']
or (use insert function where you can use index position in list)
ls.insert(0,'python')
print(ls)
['python', 'hello', 'world']
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Get the value of a dropdown in jQuery
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What if I need the index or id rather than the text?
– bgmCoder
Nov 14 '15 at 20:49
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Interpret XMP-Metadata in ALAssetRepresentation
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ALAssetRepresentation* representation = [[self assetAtIndex:index] defaultRepresentation];
// Create a buffer to hold the data for the asset's image
uint8_t *buffer = (Byte*)malloc(representation.size); // Copy the data from the asset into the buffer
NSUInteger length = [repres...
How to install Python package from GitHub? [duplicate]
...tps://github.com/jkbr/httpie but not in the release on the python package index https://pypi.python.org/pypi/httpie
2 A...
[解决]MySql提示:The server quit without updating PID file(…)失败 - 数...
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解决方法：去mysql的数据目录/data看看，如果存在mysql-bin.index，就赶快把它删除掉吧，它就是罪魁祸首了。本人就是使用第三条方法解决的 ！http://blog.rekfan.com/?p=186
4.mysql在启动时没有指定配置文件时会使用/etc/my.cnf配置文件，...
JavaScript 中的 相等检测 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...浏览地址：http://www.css88.com/tool/JavaScript-Equality-Table/unified/index.html
项目地址：https://github.com/dorey/Javascript-Equality-Table/
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