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How update the _id of one MongoDB Document?
I want update an _id field of one document. I know it's not a really good pratice. But with some technical reason, I need update it. If I try to update it I get:
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What's the difference between SCSS and Sass?
...swer the question:
There are two syntaxes available for Sass. The first, known as SCSS (Sassy CSS) and used throughout this reference, is an extension of the syntax of CSS. This means that every valid CSS stylesheet is a valid SCSS file with the same meaning. This syntax is enhanced with the Sass f...
How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...-B.TO, etc. I haven't found a source for that information yet - if anyone knows of a way to automate downloading that, I'd like to hear it. Also, it'd be nice to find a way to download some sort of relation between the stock symbol and the exchange it's traded on, since some are traded on multiple e...
How do you set, clear, and toggle a single bit?
...is the best around here... std::vector<bool> is another way, if one knows its pros and its cons
– paercebal
Sep 19 '08 at 18:16
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Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...ance. Since Micro instances have only 613MB of memory, MySQL crashed every now and then. After a long search about MySQL, Micro Instance and Memory Managment I found out there is no default SWAP space for Micro instance. So if you want to avoid the crash you may need to setup a swap space for your m...
What is the difference between BIT and TINYINT in MySQL?
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Sorry thought we were on T_SQL here so therefore I dont know
– Allen Hardy
Nov 14 '08 at 14:39
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Rails: Using build with a has_one association in rails
... people looking for this answer than the actual questions' answer, if you know what I mean.
– Max Williams
Nov 10 '17 at 11:53
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Reading 64bit Registry from a 32bit application
...(result ?? new List<string>().AsEnumerable()).OrderBy(x => x);
}
Now you can simply use the functions above as follows:
Example 1: Get SQL instance names
var sqlRegPath=@"SOFTWARE\Microsoft\Microsoft SQL Server\Instance Names\SQL";
foreach (var valueName in GetAllRegValueNames(sqlRegPath))...
disable maven download progress indication
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It sets the level to WARN so you will still know if there's a problem. But I agree it would be nice to have a separate setting.
– Olivier Gérardin
Jun 14 at 20:59
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Linux, Why can't I write even though I have group permissions?
...data
el : www-data
Restart the terminal now to ensure the users
and groups have taken effect. Login as el.
vi /foobar/test_file //try to edit the file.
Produces the Warning:
Warning: W10: Warning: Changing a readonly file"
What? I'...