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Postgres manually alter sequence
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The parentheses are misplaced:
SELECT setval('payments_id_seq', 21, true); # next value will be 22
Otherwise you're calling setval with a single argument, while it requires two or three.
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Join an Array in Objective-C
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NSArray *array1 = [NSArray arrayWithObjects:@"1", @"2", @"3", nil];
NSString *joinedString = [array1 componentsJoinedByString:@","];
componentsJoinedByString: will join the components in the array by the specified string and return a str...
Is it possible to group projects in Eclipse?
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158
Eclipse offers working sets. You can reduce the projects shown in the Package Explorer and oth...
Java code To convert byte to Hexadecimal
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19 Answers
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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
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109
From http://www.sitepoint.com/javascript-truthy-falsy/
The following values are always falsy:...
Most common way of writing a HTML table with vertical headers?
...in a table should contain an equal number of columns (TD). Your header has 1 while the body has 3. You should use the colspan attribute to fix that.
Reference: "The THEAD, TFOOT, and TBODY sections must contain the same number of columns." - Last paragraph of section 11.2.3.
With that being said, ...
Git submodule inside of a submodule (nested submodules)
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214
As mentioned in Retrospectively add --recursive to a git repo
git submodule update --init --re...
Akka Kill vs. Stop vs. Poison Pill?
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edited Sep 15 '14 at 20:16
Kamiel Wanrooij
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What is ModelState.IsValid valid for in ASP.NET MVC in NerdDinner?
On the NerdDinner example of Professional ASP.NET MVC 1.0 there's a method to create a new dinner as copied bellow (page 89 of the free NerdDinner version).
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Why prefer two's complement over sign-and-magnitude for signed numbers?
I'm just curious if there's a reason why in order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
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