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Match whitespace but not newlines
I sometimes want to match whitespace but not newline.
6 Answers
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SQL Server principal “dbo” does not exist,
...follow
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edited Mar 5 '18 at 20:39
answered Aug 21 '13 at 14:16
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What are the differences between “=” and “
...ons in a braced list of expressions.
Let’s not put too fine a point on it: the R documentation is (subtly) wrong [1]. This is easy to show: we just need to find a counter-example of the = operator that isn’t (a) at the top level, nor (b) a subexpression in a braced list of expressions (i.e. {...
iPhone UITextField - Change placeholder text color
I'd like to change the color of the placeholder text I set in my UITextField controls, to make it black.
32 Answers
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PreparedStatement IN clause alternatives?
What are the best workarounds for using a SQL IN clause with instances of java.sql.PreparedStatement , which is not supported for multiple values due to SQL injection attack security issues: One ? placeholder represents one value, rather than a list of values.
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Which comment style should I use in batch files?
I've been writing some batch files, and I ran into this user guide , which has been quite informative. One thing it showed me was that lines can be commented not just with REM , but also with :: . It says:
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Oracle SQL: Update a table with data from another table
...le: Is the outer WHERE-clause necessary for correct results? Or do you use it only to speed up the query?
– Mathias Bader
Aug 5 '13 at 7:53
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How to check if element has any children in Javascript?
...an element which I am grabbing via .getElementById () . How do I check if it has any children?
8 Answers
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Need to understand the usage of SemaphoreSlim
...won't be more than 10 workers doing this work at the same time.
Calling WaitAsync on the semaphore produces a task that will be completed when that thread has been given "access" to that token. await-ing that task lets the program continue execution when it is "allowed" to do so. Having an asynch...
How to get evaluated attributes inside a custom directive
...ttribute from my custom directive, but I can't find the right way of doing it.
5 Answers
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