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Best way to add “current” class to nav in Rails 3
... end
def action?(*action)
action.include?(params[:action])
end
Then you can use if controller?("homepage") && action?("index", "show") in your views or other helper methods…
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A dependent property in a ReferentialConstraint is mapped to a store-generated column
... error until I edited the EDMX file myself. Unfortunately EntityFramework then went mad and tried to re-insert related entities in other tables, but still, it was a help in bypassing that error message.
– FTWinston
Sep 30 '16 at 17:08
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EF Migrations: Rollback last applied migration?
...d doesn't really roll things back properly, you can just edit and save it, then rerun update-database -target... until it rolls back properly. Modifying the Manual Migration after the fact - after you've already applied it - doesn't turn it into something that's not allowed to be edited.
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Parsing JSON from XmlHttpRequest.responseJSON
...nd a request and ResponseBody.json() to parse the response:
fetch(url)
.then(function(response) {
return response.json();
})
.then(function(jsonResponse) {
// do something with jsonResponse
});
Compatibility: The Fetch API is not supported by IE11 as well as Edge 12 & 13. Howe...
python list in sql query as parameter
...ght answer. I am not sure why it was ignored. First you set up the list l, then use tuple, then pass the tuple into the query. well done.
– MEdwin
Nov 13 '18 at 10:25
12
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Which Visual C++ file types should be committed to version control?
... the location of the file. If it is in your solution or project directory then it's highly likely you want to check it in. In the Debug or Release subdirectories then highly unlikely. Build + Clean removes a lot of the noise files. And of course: check-in, rename the project directory, check-out...
How to remove all null elements from a ArrayList or String Array?
...o, the old way is creating a new collection with a single null object, and then asking to remove the contents of a collection from the other. Seems a bit of a hack, don't you think? Regarding speed, you have a point, if the list is really big and performance is a concern, I would suggest testing bot...
mingw-w64 threads: posix vs win32
...reads implementation on top of the Win32 multithreading API) which GCC can then link in to enable all the fancy features.
I must stress this option does not forbid you to write any code you want (it has absolutely NO influence on what API you can call in your code). It only reflects what GCC's runt...
a href link for entire div in HTML/CSS
... border, etc. You can make it look like a div but still act like a link. Then you're not relying on invalid code or JavaScript that may not be enabled for some users.
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How to start an application using android ADB tools?
...int $2}'|awk -F"'" '/name=/ {print $2}')
adb shell am start -n $pkg/$act
then "chmod +x adb-run.sh" to make it executable.
now you can simply:
adb-run.sh myapp.apk
The benefit here is that you don't need to know the package name or launchable activity name. Similarly, you can create "adb-uninst...