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“Unknown class in Interface Builder file” error at runtime
...n't need to recreate the files.
Using XCode 4, in the Project Navigator, select the .m file that contains the class that it is complaining about
Go to View->Utilities->Show File Inspector(this will show the File Inspector to the right, with that .m-file info)
Open the Target Membership secti...
What's the difference between a catalog and a schema in a relational database?
...
From the relational point of view :
The catalog is the place where--among other things--all of the various schemas (external, conceptual, internal) and all of the corresponding mappings (external/conceptual, conceptual/i...
Is there a way to do repetitive tasks at intervals?
...(5 * time.Second)
quit := make(chan struct{})
go func() {
for {
select {
case <- ticker.C:
// do stuff
case <- quit:
ticker.Stop()
return
}
}
}()
You can stop the worker by closing the quit channel: close(quit).
...
rvm installation not working: “RVM is not a function”
...64 bit - nerdy gnat or whatever) - I kept getting
"RVM is not a function, selecting rubies with 'rvm use ...' will not work."
Before, I got the message, but 'rvm 1.9.3-p0@rails321' would work. Now, it wouldn't work - you couldn't change gemsets at all.
Nothing worked, until I found this - make th...
How do you maintain development code and production code? [closed]
...ready to be deployed into production at any time: the next release, with a selected set of feature branches merged in master.
dev (or integration branch, or 'next') is the one where the feature branch selected for the next release are tested together
maintenance (or hot-fix) branch is the one for th...
How do I grep recursively?
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@lorniper it makes the shell select all files and folders in your current directory, making in turn the grep apply to those files and (recursively because of the -R option) to the folders.
– VonC
Aug 4 '16 at 7:10
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Save all files in Visual Studio project as UTF-8
...inal reference being defaced by spam site.
Short version: edit one file, select File -> Advanced Save Options. Instead of changing UTF-8 to Ascii, change it to UTF-8. Edit: Make sure you select the option that says no byte-order-marker (BOM)
Set code page & hit ok. It seems to persist just...
How can I pretty-print JSON in a shell script?
...v console, Network tab, export all as HAR file, "cat site.har | underscore select '.url' --outfmt text | grep mydomain"; now I have a chronologically ordered list of all URL fetches made during the loading of my company's site.
Pretty printing is easy:
underscore -i data.json print
Same thing:
...
Import regular CSS file in SCSS file?
... 2.2.2p95 (2015-04-13 revision 50295) [x64-mingw32] sass -v : Sass 3.4.17 (Selective Steve) not working here
– Cyril CHAPON
Sep 1 '15 at 7:58
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Setting href attribute at runtime
...ector. If you have set the class for the anchor element, use '.class-name' and if you have set the id for the anchor element, use '#element-id'.
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