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Set the maximum character length of a UITextField
...vely simple to get this functionality by setting the text field's delegate and implementing the following delegate method:
Objective-C
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
// Prevent crashing undo bug – s...
In Functional Programming, what is a functor?
...al programming, but the authors typically assume the reader already understands the term. Looking around on the web has provided either excessively technical descriptions (see the Wikipedia article ) or incredibly vague descriptions (see the section on Functors at this ocaml-tutorial website ).
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cannot load such file — zlib even after using rvm pkg install zlib
I installed zlib package and ruby 1.9.3 using rvm, but whenever I try to install
gems it says
cannot load such file -- zlib
...
Why does make think the target is up to date?
...ve a file/directory named test in the directory. If this directory exists, and has no dependencies that are more recent, then this target is not rebuild.
To force rebuild on these kind of not-file-related targets, you should make them phony as follows:
.PHONY: all test clean
Note that you can de...
How to use font-awesome icons from node-modules
...t "node_modules/font-awesome/less/font-awesome.less", or look in that file and import just the components that you need. I think this is the minimum for basic icons:
/* adjust path as needed */
@fa_path: "../node_modules/font-awesome/less";
@import "@{fa_path}/variables.less";
@import "@{fa_path}/m...
How do I instantiate a Queue object in java?
...on's is more clear. I will +1 this if you update it to mention concurrency and get rid of the code for anonymous classes... I think it makes the answer more confusing for someone that wants to know what to do because they almost surely don't want to do that. (Even if they wanted their own class, the...
How can I get the root domain URI in ASP.NET?
...
HttpContext.Current.Request.Url can get you all the info on the URL. And can break down the url into its fragments.
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Capistrano error tar: This does not look like a tar archive
...Seriously, this is probably the 42nd time I'm doing the same google search and reading this answer xD
– Cyril Duchon-Doris
Jun 15 '16 at 15:03
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java.lang.OutOfMemoryError: Java heap space in Maven
...ven test, java.lang.OutOfMemoryError happens. I googled it for solutions and have tried to export MAVEN_OPTS=-Xmx1024m , but it did not work.
Anyone know other solutions for this problem? I am using maven 3.0
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How to delete a record in Django models?
...at is the case after DJango 1.4, but this is actually fetching all the PKs and then delete by those PKs. So eg if you delete by an arbitrary field, this can be way slower then the SQL counterpart... :(
– Vajk Hermecz
Mar 25 '14 at 16:22
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