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how to get first three characters of an NSString?
How can I return the first three characters of an NSString?
3 Answers
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Can I use multiple “with”?
...atindex('%' + A.[Col] + '%', X.[SQL]) > 0
) AS INC
)
And yes, you can reference common table expression inside common table expression definition. Even recursively. Which leads to some very neat tricks.
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What is the maximum length of data I can put in a BLOB column in MySQL?
What is the maximum length of data I can put in a BLOB column in MySQL?
3 Answers
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Setting the Vim background colors
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How can I add this to my vimrc?
– Marin
Apr 3 '13 at 4:15
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How do I show a MySQL warning that just happened?
... WARNINGS won't work.
The MySQL manual page for SHOW WARNINGS doesn't indicate any other methods, so I'm fairly certain that you're stuck with it.
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Does running git init twice initialize a repository or reinitialize an existing repo?
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it's mean that you already initialized the git. because you already upload a file on github from this path. you check the path then a folder is created by name of .git. That is why you don't requried again to initialized git. you can go to direct next step
git add .
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Reuse a parameter in String.format?
Does the hello variable need to be repeated multiple times in the call to the format method or is there a shorthand version that lets you specify the argument once to be applied to all of the %s tokens?
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Symbol for any number of any characters in regex?
...'). See this question for more info on that topic.
– Captain Man
Aug 11 '15 at 19:32
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Rails hidden field undefined method 'merge' error
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You are using a hidden_field instead of a hidden_field_tag. Because you are using the non-_tag version, it is assumed that your controller has already set the value for that attribute on the object that backs the form. For example:
controller:
def new
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@order.service = "test"
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Difference between 'self' and 'total' in Chrome CPU Profile of JS
...total is how much time was spent in that function, and in the functions it called.
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