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Postgres - FATAL: database files are incompatible with server
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If you recently upgraded to 11 or 12 from 10.x you can run the below command to upgrade your postgres data directory retaining all data:
brew postgresql-upgrade-database
The above command is taken from the output of brew info postgres
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How do I migrate an SVN repository with history to a new Git repository?
...very differently. You need to learn Git, and if you want to track changes from SVN upstream, you need to learn git-svn. The git-svn main page has a good examples section:
$ git svn --help
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Install shows error in console: INSTALL FAILED CONFLICTING PROVIDER
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@jamal: If you are using Gradle for Android, such as from Android Studio, the manifest merging options will allow you to tailor the authority string. Otherwise, remove the <provider> from the library's manifest and define it at the application level with a unique authorit...
Conditionally start at different places in storyboard from AppDelegate
...s:(NSDictionary *)launchOptions
{
BOOL isLoggedIn = ...; // from your server response
NSString *storyboardId = isLoggedIn ? @"MainIdentifier" : @"LoginIdentifier";
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"Storyboard" bundle:nil];
UIViewController *ini...
How can I get clickable hyperlinks in AlertDialog from a string resource?
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Then, I'm getting error Calling startActivity() from outside of an Activity context requires the FLAG_ACTIVITY_NEW_TASK flag. Is this really what you want?
– ViliusK
Dec 8 '16 at 13:08
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What is the difference between atomic / volatile / synchronized?
...t getNextUniqueIndex() {
return counter++;
}
It basically reads value from memory, increments it and puts back to memory. This works in single thread but nowadays, in the era of multi-core, multi-CPU, multi-level caches it won't work correctly. First of all it introduces race condition (several...
How do you get a timestamp in JavaScript?
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Another notable exception is node.js. I came here from Google looking to do the same in node
– Milan Babuškov
Jan 16 '15 at 17:33
59
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What is the correct way to document a **kwargs parameter?
...tion, it seems like it might be easier to roll your own parameters section from the outset (as per some of the other answers), but as a proof of concept this is one way to achieve a nice look for supplementary **kwargs if you're already using Sphinx.
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How to remove all whitespace from a string?
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I just learned about the "stringr" package to remove white space from the beginning and end of a string with str_trim( , side="both") but it also has a replacement function so that:
a <- " xx yy 11 22 33 "
str_replace_all(string=a, pattern=" ", repl="")
[1] "xxyy112233"
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How do I export UIImage array as a movie?
...ay with several UIImage objects. What I now want to do, is create movie from those UIImages . But I don't have any idea how to do so.
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