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Why doesn't Java offer operator overloading?
...sult not-equal. In Java, operator= performs reference copy, so a and b are now referring to the same value. As a result, the comparison will produce 'equal', since the object will compare equal to itself.
The difference between copies and references only adds to the confusion of operator overloadin...
Computed / calculated / virtual / derived columns in PostgreSQL
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The functionality is in development right now: commitfest.postgresql.org/16/1443
– r90t
Jan 23 '18 at 12:42
1
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Why use jQuery on() instead of click()
...r but don't exist when the DOM is first loaded.
The reason that live() is now depreciated is because it was poorly implemented. In order to use live(), you had to be able to select at least one element in the DOM initially (I believe). It also caused a copy of the function to run to be bound to e...
Alternative timestamping services for Authenticode
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Im just chipping in here. I know this is an old answer. But this script is "nearly" perfect and so I'd like to just chip in my change. When the script is run as a post-build event. If a timestamp fails but a following timestamp is succesful, the build st...
ruby operator “=~” [duplicate]
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This operator matches strings against regular expressions.
s = 'how now brown cow'
s =~ /cow/ # => 14
s =~ /now/ # => 4
s =~ /cat/ # => nil
If the String matches the expression, the operator returns the offset, and if it doesn't, it returns nil. It's slightly more complicated than...
Logging in Scala
...ou can call info(...), debug(...), etc. I'm not a big fan of slf4j, but it now seems to be the predominant logging framework. Here's the description of SLF4J:
The Simple Logging Facade for Java or (SLF4J) serves as a simple facade or abstraction for various logging frameworks, e.g. java.util.log...
How to replace master branch in Git, entirely, from another branch? [duplicate]
... checkout master
git merge seotweaks
The result should be your master is now essentially seotweaks.
(-s ours is short for --strategy=ours)
From the docs about the 'ours' strategy:
This resolves any number of heads, but the resulting tree of the merge is always that of the current branch he...
Get the name of the currently executing method
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Great solution Mark The best solution at now. Great job
– jonathanccalixto
Sep 19 '16 at 8:13
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How to change the session timeout in PHP?
...ther with the rest of the session data:
session_start(); // ready to go!
$now = time();
if (isset($_SESSION['discard_after']) && $now > $_SESSION['discard_after']) {
// this session has worn out its welcome; kill it and start a brand new one
session_unset();
session_destroy()...
Why are C# 3.0 object initializer constructor parentheses optional?
... in this area. (The last thing we want to do is make a cheap, easy feature now that makes it much harder to implement a more compelling feature in the future.)
the feature adds no new ambiguities to the lexical, grammatical or semantic analysis of the language. It poses no problems for the sort of "...