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What is the right way to check for a null string in Objective-C?
...variable) the same as if (variable != nil) in Objective-C
h
I think your error is related to something else as you shouldn't need to do the extra checking.
Also see this related question: Proper checking of nil sqlite text column
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
..., such as SPARC, attempting to access a misaligned int object causes a bus error, crashing the program.
There have also been systems where a misaligned access quietly ignores the low-order bits of the address, causing it to access the wrong chunk of memory.
Consider the following program:
#includ...
What is in your .vimrc? [closed]
... warning if &et is wrong, or we have mixed-indenting
set statusline+=%#error#
set statusline+=%{StatuslineTabWarning()}
set statusline+=%*
set statusline+=%{StatuslineTrailingSpaceWarning()}
set statusline+=%{StatuslineLongLineWarning()}
set statusline+=%#warningmsg#
set statusline+=%{Syntast...
Git diff against a stash
... stash against the working (dirty) copy? How do you use it without getting error: switch l requires a value?
– Magne
Jun 1 at 6:14
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Missing Maven dependencies in Eclipse project
...oblem but I have follow above steps and its working really fine. It causes error like class not found, xml dtd not found. But now it is resolved. Thanks Buddy. Upvote.
– Sagar007
Mar 14 '17 at 6:30
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MVC4 style bundle giving 403
...nvalid URL in the browser (ending with a /), and IIS gives a 403 forbidden error, as if trying to list a folder's contents.
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What is the `zero` value for time.Time in Go?
In an error condition, I tried to return nil , which throws the error:
3 Answers
3
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How to read from standard input in the console?
... fmt.Println(scanner.Text())
}
if scanner.Err() != nil {
// handle error.
}
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How do I include a file over 2 directories back?
... @DouglasGaskell And I can tell you with confidence that the error is unrelated. In fact, the path /../ simply makes no sense on any system (it's equivalent to /, or an error). Are you sure you're not pasting something in front of it?
– Konrad Rudolph
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Find and restore a deleted file in a Git repository
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From the windows command line I got an error. error: pathspec <filename> did not match any file(s) known to git.. The solution was to use git bash.
– donturner
Jul 26 '12 at 18:07
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