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Is it possible to include a file in your .gitconfig
...g to be loaded.
If git can't find the target file, it silently ignores the error. This appears to be by design.
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How to copy an object in Objective-C
...
I got an error: No visible @interface for 'NSObject' declares the selector 'copyWithZone:'. I guess this is only required when we are inheriting from some other custom class that implements copyWithZone
– Sam
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Shall we always use [unowned self] inside closure in Swift
... here
networkManager.fetch(query: query) { [weak self] (results, error) in
self?.updateUI() // could be called any time after vc closes
}
}
@IBAction func buttonPress(self: Any) {
buttonPressClosure()
}
// rest of class below.
}
...
Why can't C++ be parsed with a LR(1) parser?
... but gave it
up for hand-coded parsing, I think because they wanted
better error diagnostics.
There's another approach, though, which is nice and clean
and parses C and C++ just fine without any symbol table
hackery: GLR parsers.
These are full context free parsers (having effectively infinite
look...
What is the difference between __dirname and ./ in node.js?
...But when I run the same script from /home/user/ I get
{ hello: 'world' }
Error: ENOENT, no such file or directory './files/somefile.txt'
at Object.openSync (fs.js:228:18)
at Object.readFileSync (fs.js:119:15)
at Object.<anonymous> (/home/user/dir/dir.js:4:16)
at Module._compi...
What's the use of Jade or Handlebars when writing AngularJs apps
...hing like:
.control-group(
ng-form
name='emailGroup'
ng-class='{"ng-error": emailGroup.$invalid}'
)
label.control-label Email
.controls
input(
type='email'
ng-model='user.email'
required
placeholder='you@example.com'
focus-on='focusEmail'
)
… whic...
What is the difference between up-casting and down-casting with respect to class variable
...ct but referenced to Dog which is a super class in the hierarchy it throws error since obj3 don't have access to secretId() method.In order to invoke that method you need to Downcast that obj3 manually to PoliceDog
( (PoliceDog)obj3).secretID();
which prints ID
In the similar way to invoke the do...
How do I squash two non-consecutive commits?
...ocal, you will get There is no tracking information for the current branch error when rebasing. In this case you need to specify the number of commits you want to work with, like this: git rebase -i HEAD~4. See this answer.
– johndodo
May 16 '18 at 10:55
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What is meant by Resource Acquisition is Initialization (RAII)?
...h resources, it also makes your code much cleaner as you don't need to mix error handling code with the main functionality.
* Update: "local" may mean a local variable, or a nonstatic member variable of a class. In the latter case the member variable is initialized and destroyed with its owner obje...
When should I use the new keyword in C++?
...se, there are many times that you code will be much simpler (e.g. handling error cases) using Method 2 (the one without the new)
– Daniel LeCheminant
Mar 18 '09 at 1:04
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