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How do I pass the value (not the reference) of a JS variable to a function? [duplicate]
...r browsers, you need to create a separate scope that saves the variable in its current state by passing it as a function parameter:
for (var i = 0; i < results.length; i++) {
(function (i) {
marker = results[i];
google.maps.event.addListener(marker, 'click', function() {
change...
Run a string as a command within a Bash script
... eval is an evil command in all programming languages so use it with caution.
– Krishnadas PC
Jul 17 '18 at 6:50
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Why can't I reference System.ComponentModel.DataAnnotations?
...DataAnnotations in my WPF project to specify a maximum length of strings, with the following:
14 Answers
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NOT IN vs NOT EXISTS
... to NOT EXISTS.
The execution plans may be the same at the moment but if either column is altered in the future to allow NULLs the NOT IN version will need to do more work (even if no NULLs are actually present in the data) and the semantics of NOT IN if NULLs are present are unlikely to be the one...
How do I merge a specific commit from one branch into another in Git?
I have BranchA which is 113 commits ahead of BranchB .
3 Answers
3
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Is there a way to get a collection of all the Models in your Rails app?
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EDIT: Look at the comments and other answers. There are smarter answers than this one! Or try to improve this one as community wiki.
Models do not register themselves to a master object, so no, Rails does not have the list of ...
Mongoose and multiple database in single node.js project
...// bar_db_connect.js for bar app
Now, you can access multiple databases with mongoose.
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convert UIImage to NSData
...* UIImageJPEGRepresentation (
UIImage *image,
CGFloat compressionQuality
);
UIImagePNGRepresentation
Returns the data for the specified image in PNG format
NSData * UIImagePNGRepresentation (
UIImage *image
);
Here the docs.
EDIT:
if you want to access the raw bytes that mak...
Bootstrap: How do I identify the Bootstrap version?
I want to update Bootstrap on a site, but I don't know the installed version.
11 Answers
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C++ const map element access
..., but this method failed. I also tried to use "at()" to do the same thing. It worked this time. However, I could not find any reference about using "at()" to access element in a const C++ map. Is "at()" a newly added function in C++ map? Where can I find more info about this? Thank you very much!
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