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What GRANT USAGE ON SCHEMA exactly do?
...o create for the first time a Postgres database, so this is probably a stupid question. I assigned basic read-only permissions to the db role that must access the database from my php scripts, and I have a curiosity: if I execute
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What are some resources for getting started in operating system development? [closed]
...ted tutorial by Bran, and am now looking at a more recent one based on his called Roll your own toy UNIX-clone OS.
I second checking out: "Operating Systems : Design and Implementation"
And if you want to develop on Windows, check out jolson's blog post.
Edit:
For development on windows using Vis...
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Call me Ishmael. Some years ago – never mind how long precisely – having
little or no money in my purse, and nothing particular to interest me on
shore, I thought I would sail about a little and se...
Why do people hate SQL cursors so much? [closed]
... "Cursors are how the RDBMS works under the hood." If you mean specifically SQL Server, OK, fine, I'm ignorant of that. But I have worked on the internals of multiple RDBMS (and ORDBMS) (under Stonebraker) and none of them did that. Eg: Ingres uses what amounts to "result sets" of tuples intern...
Warning: push.default is unset; its implicit value is changing in Git 2.0
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The motive is that, empirically, most expect the new default behavior
– Blake Miller
Jun 15 '13 at 18:53
125
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Transitioning from Windows Forms to WPF
...erms of UI components, not data objects. In addition, binding in WinForms didn't always exist in the state it does now, so many developers that grew up with WinForms, or who are used to other technologies that don't use bindings, will often not identify this key difference when switching to a bound ...
What's a good way to overwrite DateTime.Now during testing?
... party content, so Fakes is perfectly acceptable to unit test if your code calls into a 3rd party API that you don'
Bytes of a string in Java
...nt to do with the result) is:
string.length() * 2
Java strings are physically stored in UTF-16BE encoding, which uses 2 bytes per code unit, and String.length() measures the length in UTF-16 code units, so this is equivalent to:
final byte[] utf16Bytes= string.getBytes("UTF-16BE");
System.out.pr...
Why should I use document based database instead of relational database?
...ng relationship. I'm not sure, but I don't think CouchDB Map functions can call their own queries on the database, since that could potentially cause infinite loops.
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How do you add swap to an EC2 instance?
... volume without provisioned IOPS (like the general-purpose SSD volume type called "gp2"), read and write operations are not charged extra. Maybe a better link to compare: aws.amazon.com/ebs/details
– bobsoap
Feb 8 '17 at 9:35
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