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R cannot be resolved - Android error
...age imports. This
will cause your make to break. Look
out for these erroneous import
statements and delete them.*
While going through the Android sample tutorials, I would often use the Ctrl + Shift + O command to "Organize Imports" and generate any missing import statements. Sometimes this ...
How to go back to lines edited before the last one in Vim?
...lass=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49....
ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
...VOKE and DROP USER to do it right. I'm indebted to all three answers (this one just happens to be the one that bailed me out of my present predicament).
– Russ Bateman
Apr 5 '11 at 17:05
...
What's the meaning of interface{}?
...all types implement at least zero methods, and satisfying an interface is done automatically, all types satisfy the empty interface.
That means that if you write a function that takes an interface{} value as a parameter, you can supply that function with any value.
(That is what Msg represents i...
How to view/delete local storage in Firefox?
...
You can delete localStorage items one by one using Firebug (a useful web development extension) or Firefox's developer console.
Firebug Method
Open Firebug (click on the tiny bug icon in the lower right)
Go to the DOM tab
Scroll down to and expand localSto...
“unrecognized selector sent to instance” error in Objective-C
...f the string it will not, and the receiver will get an error if it expects one. It is easy to miss the colon if you are dynamically creating the event name.
The receiver code options look like this:
- (void)doneBtnTui:(id)sender {
NSLog(@"Done Button - with sender");
}
or
- (void)doneBtnTui {
...
When should one use HTML entities?
...re in which situations I'm supposed to use the HTML entities and for which ones should I just use the UTF-8 character. For example,
...
Remove non-utf8 characters from string
...e sequence 11110xxx 10xxxxxx * 3
){1,100} # ...one or more times
)
| . # anything else
/x
END;
preg_replace($regex, '$1', $text);
It searches for UTF-8 sequences, and captures those into group 1. It also matches single bytes that could ...
Twitter Bootstrap - add top space between rows
...ge layout role. Anyway, I'm just trying to help, my solution is a working one for the problem.
– Acyra
Jan 21 '13 at 2:10
11
...
Does every Core Data Relationship have to have an Inverse?
...it into this case.
Assume you modeled it as follows:
Note you have a to-one relationship called "type", from SocialApp to SocialAppType. The relationship is non-optional and has a "deny" delete rule.
Now consider the following:
SocialApp *socialApp;
SocialAppType *appType;
// assume entity inst...