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UITextField - capture return button event

... Swift version using UITextFieldDelegate : func textFieldShouldReturn(_ textField: UITextField) -> Bool { resignFirstResponder() return false } share | improve this answer ...
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Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted

...I'm afraid. The simplest instrument is to selectively place calls to memory_get_usage and narrow it down to where the code leaks. You can also use xdebug to create a trace of the code. Run the code with execution traces and show_mem_delta. ...
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What is the actual use of Class.forName(“oracle.jdbc.driver.OracleDriver”) while connecting to a dat

....forName("org.sqlite.JDBC");' do? What is the purpose of 'Class.forName("MY_JDBC_DRIVER")'? Loading JDBC driver share | improve this answer | follow | ...
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In mongoDb, how do you remove an array element by its index?

...spective. Here is the code: var update = {}; var key = "ToBePulled_"+ new Date().toString(); update['feedback.'+index] = key; Venues.update(venueId, {$set: update}); return Venues.update(venueId, {$pull: {feedback: key}}); Hopefully mongo will address this, perhaps by extendin...
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Overriding a JavaScript function while referencing the original

... You could do something like this: var a = (function() { var original_a = a; if (condition) { return function() { new_code(); original_a(); } } else { return function() { original_a(); other_new_code(); } ...
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Twitter image encoding challenge [closed]

...3, 10, 11, 1000, 1000. I also commented out the first definition of number_assigned and codes, and uncommented out the last definitions of them to select the CJK Unified character set. share ...
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Can anyone explain this strange behavior with signed floats in C#?

...qual to 0.0. Here is the source for CanCompareBits from SSCLI: FCIMPL1(FC_BOOL_RET, ValueTypeHelper::CanCompareBits, Object* obj) { WRAPPER_CONTRACT; STATIC_CONTRACT_SO_TOLERANT; _ASSERTE(obj != NULL); MethodTable* mt = obj->GetMethodTable(); FC_RETURN_BOOL(!mt->Contains...
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Android: How can I validate EditText input?

...ern.compile("[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz123456789_]*"); Matcher matcher = pattern.matcher(checkMe); boolean valid = matcher.matches(); if(!valid){ Log.d("", "invalid"); return ""; } } ...
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Site does not exist error for a2ensite

...ited Jul 26 '19 at 7:26 Traveler_3994 3588 bronze badges answered Dec 15 '13 at 6:54 devodevo ...
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Django: Display Choice Value

... It looks like you were on the right track - get_FOO_display() is most certainly what you want: In templates, you don't include () in the name of a method. Do the following: {{ person.get_gender_display }} ...