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Move capture in lambda
How do I capture by move (also known as rvalue reference) in a C++11 lambda?
6 Answers
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Replacing a char at a given index in string? [duplicate]
...y();
chars[index] = newChar;
return new string(chars);
}
This is now an extension method so you can use:
var foo = "hello".ReplaceAt(2, 'x');
Console.WriteLine(foo); // hexlo
It would be nice to think of some way that only required a single copy of the data to be made rather than the tw...
JavaScript, elegant way to check nested object properties for null/undefined [duplicate]
a "problem" which i have every now and then is that i have an object e.g. user = {} and through the course of using the app this gets populated. Let's say somwhere, after an AJAX call or something i do this:
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How to create an array of object literals in a loop?
...mns[key] = {
sortable: true,
resizeable: true
};
}
// Now you can access column info like this.
columns['notes'].resizeable;
The above approach should be much faster and idiomatic than searching the entire object array for a key for each access.
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MySQL error 2006: mysql server has gone away
... under [mysqld] made the trick.
add a line
max_allowed_packet=500M
now restart the MySQL service once you are done.
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How can I make my own base image for Docker?
...ocally and import it
cat centos6-base.tar | docker import - centos6-base
Now you can verify by running it.
docker run -i -t centos6-base cat /etc/redhat-release
The scripts from dotcloud combine first two steps together which make me confused and looks complicated in the beginning.
The docke...
Insert into a MySQL table or update if exists
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I know all of you allude to this, but I want to be explicit for others. If the ID you insert is NOT the PRIMARY KEY or UNIQUE, then this will not work. This didn't initially work for me because my ID was not unique.
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Webfonts or Locally loaded fonts?
...whichever option ends up with the smallest code and smallest font format.
Now, on to the CSS vs JS consideration. Let's look at the following piece of HTML:
<head>
<script type="text/javascript" src="script1.js"></script>
<link rel="stylesheet" type="text/css" href="st...
Getting a structural type with an anonymous class's methods from a macro
...e heads up: I assumed your AST was "the old extra braces trick", but I see now that the ClassDef/Apply are not wrapped in their own Block, as happens with new $anon {}. My other take-away is that in future I won't use anon in macros with quasiquotes, or similar special names.
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What is the opposite of evt.preventDefault();
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I know this does not answer the question directly, but I am glad @Bradley answered this cause it solved my problem. :)
– Jovanni G
Jul 17 at 22:29
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