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error: passing xxx as 'this' argument of xxx discards qualifiers
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edited May 6 '18 at 18:40
Tomer
45155 silver badges1616 bronze badges
answered May 12 '11 at 5:02
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Equivalent C++ to Python generator pattern
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80
Generators exist in C++, just under another name: Input Iterators. For example, reading from std...
How to impose maxlength on textArea in HTML using JavaScript
...{
var txts = document.getElementsByTagName('TEXTAREA');
for(var i = 0, l = txts.length; i < l; i++) {
if(/^[0-9]+$/.test(txts[i].getAttribute("maxlength"))) {
var func = function() {
var len = parseInt(this.getAttribute("maxlength"), 10);
if(this.value.length ...
Run a callback only if an attribute has changed in Rails
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200
Rails 5.1+
class Page < ActiveRecord::Base
before_save :do_something, if: :will_save_chan...
Loop through a date range with JavaScript
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10 Answers
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Active
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psql: FATAL: Peer authentication failed for user “dev”
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Try:
psql -U user_name -h 127.0.0.1 -d db_name
where
-U is the database user name
-h is the hostname/IP of the local server, thus avoiding Unix domain sockets
-d is the database name to connect to
This is then evaluated as a "network" connection by ...
What is @RenderSection in asp.net MVC
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answered Apr 27 '14 at 19:03
cgijbelscgijbels
5,34611 gold badge1515 silver badges2121 bronze badges
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C++11 std::threads vs posix threads
... Win64 it just does not work or has severe performance bottlenecks (as of 2012).
A good replacement is boost::thread - it is very similar to std::thread (actually it is from the same author) and works reliably, but, of course, it introduces another dependency from a third party library.
Edit: As...
CSS vertical alignment of inline/inline-block elements
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answered Mar 12 '12 at 16:03
DiegoDiego
16.4k55 gold badges5151 silver badges6464 bronze badges
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How to get current time in milliseconds in PHP?
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The short answer is:
$milliseconds = round(microtime(true) * 1000);
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