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Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
...his blog post from Mike Ash on subclassing a class cluster.
Include those files in your project, then generate any types you wish by using macros:
MyArrayTypes.h
CUSTOM_ARRAY_INTERFACE(NSString)
CUSTOM_ARRAY_INTERFACE(User)
MyArrayTypes.m
CUSTOM_ARRAY_IMPLEMENTATION(NSString)
CUSTOM_ARRAY_IMPL...
android layout: This tag and its children can be replaced by one and a compound drawable
When I run layout on a specific XML file, I get this:
11 Answers
11
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Why is “a” != “a” in C?
...haracter) you use the convenience function strcmp found in standard header file string.h. The function has a return value of 0 for equal strings; it's considered good practice to explicitly compare the return value to 0 instead of using the operator `!´, i.e.
strcmp(str1, str2) == 0 // instead of ...
EditText, clear focus on touch outside
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Totally right: grepcode.com/file/repository.grepcode.com/java/ext/…
– AxeEffect
Sep 19 '14 at 5:19
2
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What is the difference between gmake and make?
...s pmake(1). This can lead to disastrous results when trying to write a Makefile that can be used by both GNU Make and pmake (contrived harmless example, imagine: gcc -o $@ $< = no input sources with gmake because $< evaluates to an empty string. Worse combinations exist that can result in gcc ...
Django Forms: if not valid, show form with error message
...ple:
def myView(request):
form = myForm(request.POST or None, request.FILES or None)
if request.method == 'POST':
if form.is_valid():
return HttpResponseRedirect('/thanks/')
return render(request, 'my_template.html', {'form': form})
...
How do I pass parameters into a PHP script through a webpage?
...ely sure I follow what you're asking, but I'll try. .htaccess is an Apache file - Apache processes incoming requests with the directives in .htaccess and then invokes PHP to build the response to the request. So, if you're in the command line, .htaccess will be completely ignored. If you're accessin...
check if directory exists and delete in one command unix
...k the original question was intended to mean: perform the delete only when file/directory exists or not. This command may work and produce similar results but actually doing a test before the command makes more sense.
– Ankur Chauhan
Jan 28 '13 at 5:04
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Colorized Ruby output to the terminal [closed]
...mb to avoid all such styling, for example when saving the output to a text file. Also, it feels good to do things right. :-)
You can use the ruby-terminfo gem. It needs some C compiling to install; I was able to install it under my Ubuntu 14.10 system with:
$ sudo apt-get install libncurses5-dev...
Why does Math.round(0.49999999999999994) return 1?
...7/docs/api/java/lang/Math.html#round%28double%29
4. http://grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/7u40-b43/java/lang/Math.java#Math.round%28double%29
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