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Ideal Ruby project structure
I'm after an overview/clarification of the ideal project structure for a ruby (non-rails/merb/etc) project. I'm guessing it follows
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bower automatically update bower.json
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if you don't use the save flag, it'll just download the package you choose and put it under the bower packages folder, it's a good way of testing a package before setting it into stone.
– gru
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Split string using a newline delimiter with Python
...e convenient part about str.splitlines is that it will remove the final \n if its present. I.e, 'foo\nbar\n'.split() == ['foo', 'bar', ''] while str.splitlines('foo\nbar\n') == ['foo', 'bar']
– Matthew Moisen
Feb 15 '17 at 22:25
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Insert a line at specific line number with sed or awk
I have a script file which I need to modify with another script to insert a text at the 8th line.
9 Answers
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hash function for string
...e as safe as you think--for example, IEEE floating point numbers have two different bit patterns (0 and -0) that should produce the same hashes (they'll compare as equal to each other).
– Jerry Coffin
Jul 15 '15 at 22:02
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Are there any cases when it's preferable to use a plain old Thread object instead of one of the newe
... the higher-level constructs does not meet your needs.
My advice is that if you find yourself in a situation where existing higher-abstraction tools do not meet your needs, and you wish to implement a solution using threads, then you should identify the missing abstraction that you really need, an...
C# - how to determine whether a Type is a number
...on Type, so you can't. You can switch on TypeCode of course, but that's a different matter.
– Jon Skeet
Aug 5 '13 at 15:06
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phpinfo() - is there an easy way for seeing it?
...e command line interface (CLI) and the other for the web server interface. If you want to see phpinfo output for your web server make sure you specify the ini file path, for example...
php -c /etc/php/apache2/php.ini -i
s...
Cannot drop database because it is currently in use
...tabase and then, to drop it:
Try
SP_WHO to see who connected
and KILL if needed
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Changing the maximum length of a varchar column?
...olumn <<new_datatype>> [NULL | NOT NULL]
But remember to specify NOT NULL explicitly if desired.
ALTER TABLE YourTable ALTER COLUMN YourColumn VARCHAR (500) NOT NULL;
If you leave it unspecified as below...
ALTER TABLE YourTable ALTER COLUMN YourColumn VARCHAR (500);
Then the co...