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Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
...being identical, always compare them with .equals() method.
So b2.equals(b3) will print true for all logically equal values of b2,b3.
Note that Integer cache is not there for performance reasons, but rather to conform to the JLS, section 5.1.7; object identity must be given for values -128 to 127 ...
Why '&&' and not '&'?
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In most cases, && and || are preferred over & and | because the former are short-cir...
Why should I use the keyword “final” on a method parameter in Java?
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answered Apr 30 '12 at 8:20
Basil BourqueBasil Bourque
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How to fetch the row count for all tables in a SQL SERVER database [duplicate]
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13 Answers
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How do you UrlEncode without using System.Web?
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317
System.Uri.EscapeUriString() can be problematic with certain characters, for me it was a numbe...
Submit form on pressing Enter with AngularJS
...ngularUI lib, your code would be something like:
<form ui-keypress="{13:'myFunc($event)'}">
... input fields ...
</form>
or you can bind the enter keypress to each individual field.
Also, see this SO questions for creating a simple keypres directive:
How can I detect onKeyUp in An...
How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
...ly match at that position or earlier. For example:
std::string test = "0123123";
size_t match1 = test.rfind("123"); // returns 4 (rightmost match)
size_t match2 = test.rfind("123", 2); // returns 1 (skipped over later match)
size_t match3 = test.rfind("123", 0); // returns std::string::npos (i.e...
IE9 border-radius and background gradient bleeding
IE9 is apparently able to handle rounded corners by using the CSS3 standard definition of border-radius .
17 Answers
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Will docker container auto sync time with the host machine?
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If you are on OSX running boot2docker, see this issue: https://github.com/boot2docker/boot2docke...
Error message “Forbidden You don't have permission to access / on this server” [closed]
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