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How do I alter the position of a column in a PostgreSQL database table?
...dding 1) a big process to dump, and then you drop, and then you have a big time consuming load. If you have a seriously massive database, which is usually the case with 37 columns, you're going to have risks with disk IO choking.
– Kent Fredric
Nov 14 '08 at 6:...
sed or awk: delete n lines following a pattern
...number for the next N lines. I have to delete next 52 lines, so writing 52 time N; is tedious.
– mtk
Nov 14 '17 at 9:34
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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
... a parser library:
Given a few of these conditions:
When you need a one-time update of your HTML files, and you know the structure is consistent.
When you have a very small snippet of HTML.
When you aren't dealing with an HTML file, but a similar templating engine (it can be very hard to find a p...
Newline in string attribute
...in it like a constant in your code behind, or a variable constructed at runtime.
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How dangerous is it to compare floating point values?
..., you should use integers/fixed point for your calculations until you have time to read it. :-)
Now, with that said, the biggest issues with exact floating point comparisons come down to:
The fact that lots of values you may write in the source, or read in with scanf or strtod, do not exist as fl...
Renew Provisioning Profile
...rning. I get as far as "Listing Teams" and then a pop-up tells me "Request Timed-out"
– Tony Adams
Feb 13 '12 at 13:20
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What is the difference between iterator and iterable and how to use them?
...n that case it wouldn't have been possible to traverse collection multiple times (and also simultaneously by multiple threads). This is very important answer.
– simpleDev
Apr 23 '19 at 15:36
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How can I wait In Node.js (JavaScript)? l need to pause for a period of time
...t for personal needs. I need to be able to pause for an extended amount of time, but, from my research, Node.js has no way to stop as required. It’s getting hard to read users’ information after a period of time... I’ve seen some code out there, but I believe they have to have other code insid...
Can Mockito capture arguments of a method called multiple times?
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I think it should be
verify(mockBar, times(2)).doSomething(...)
Sample from mockito javadoc:
ArgumentCaptor<Person> peopleCaptor = ArgumentCaptor.forClass(Person.class);
verify(mock, times(2)).doSomething(peopleCaptor.capture());
List<Person> cap...
How to use UIVisualEffectView to Blur Image?
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Im trying to add this to my view but every time I present the view, it gets blurred over and over until i get a white background... I am removing the view with removeFromSuperView after i dismiss it but i get the same result.... any ideas?
– Geor...