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Convert pem key to ssh-rsa format
...m assuming no password for the keys (which is bad).
Generate an RSA pair
All the following methods give an RSA key pair in the same format
With openssl (man genrsa)
openssl genrsa -out dummy-genrsa.pem 2048
In OpenSSL v1.0.1 genrsa is superseded by genpkey so this is the new way to do it (man...
Rank function in MySQL
... (SELECT @curRank := 0) r
ORDER BY age;
The (SELECT @curRank := 0) part allows the variable initialization without requiring a separate SET command.
Test case:
CREATE TABLE person (id int, first_name varchar(20), age int, gender char(1));
INSERT INTO person VALUES (1, 'Bob', 25, 'M');
INSERT I...
How to perform static code analysis in php? [closed]
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PHP-CS-Fixer
phan
Lower-level analyzers include:
PHP_Parser
token_get_all (primitive function)
Runtime analyzers, which are more useful for some things due to PHPs dynamic nature, include:
Xdebug has code coverage and function traces.
My PHP Tracer Tool uses a combined static/dynamic approa...
Count Rows in Doctrine QueryBuilder
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He accepted your answer so I guess all is well. I was under the impression that he only wanted a count without the overhead of actually retrieving the rows which my example shows. There is of course no reason why where conditions could not be added.
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HTML input - name vs. id [duplicate]
... is the difference between the use of the name and id attributes especially that I found that they are sometimes named the same?
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Does PHP have threading?
I found this PECL package called threads , but there is not a release yet. And nothing is coming up on the PHP website.
13...
How to use PHP OPCache?
PHP 5.5 has been released and it features a new code caching module called OPCache, but there doesn't appear to be any documentation for it.
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Facebook Post Link Image
When someone posts a link on facebook, a script usually scans that link for any images, and displays a quick thumbnail next to the post. For certain URLs though (including mine), FB doesn't seem to pick up anything, despite their being a number of images on that page.
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Should I use encodeURI or encodeURIComponent for encoding URLs?
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It depends on what you are actually wanting to do.
encodeURI assumes that the input is a complete URI that might have some characters which need encoding in it.
encodeURIComponent will encode everything with special meaning, so you use it for components ...
What are deferred objects?
...As of jQuery 1.5, the Deferred object provides a way to register multiple callbacks into self-managed callback queues, invoke callback queues as appropriate, and relay the success or failure state of any synchronous or asynchronous function.
Deferred Methods:
deferred.done()
Add handlers to be cal...