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How can I eliminate slow resolving/loading of localhost/virtualhost (a 2-3 second lag) on Mac OS X L
...server is looking at 127.0.0.1, those hosts need to be at the HEAD of the /etc/hosts file for fast lookups. I have several dozen 127.0.0.1 lines, only when I moved them to the TOP of the /etc/hosts file did they resolve fast for me.
– Joey T
Apr 26 '14 at 3:11...
Locate the nginx.conf file my nginx is actually using
...default nginx config file path.
$ nginx -t
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
$ nginx -V
nginx version: nginx/1.11.1
built by gcc 4.9.2 (Debian 4.9.2-10)
built with OpenSSL 1.0.1k 8 Jan 2015
TLS SNI su...
How to declare a structure in a header that is to be used by multiple files in c?
...used:
struct MyStruct ; /* Forward declaration */
struct MyStruct
{
/* etc. */
} ;
void doSomething(struct MyStruct * p) /* parameter */
{
struct MyStruct a ; /* variable */
/* etc */
}
While a typedef will enable you to write it without the struct keyword.
struct MyStructTag ; /* Forwar...
psql: FATAL: Ident authentication failed for user “postgres”
...
Edit the file /etc/postgresql/8.4/main/pg_hba.conf and replace ident or peer by either md5 or trust, depending on whether you want it to ask for a password on your own computer or not.
Then reload the configuration file with:
/etc/init.d/p...
How do you detect Credit card type based on number?
..._brand;
}
Here you can play with it:
http://jsfiddle.net/upN3L/69/
For PHP use this function, this detects some sub VISA/MC cards too:
/**
* Obtain a brand constant from a PAN
*
* @param string $pan Credit card number
* @param bool $include_sub_types Include detection of...
How to install Java SDK on CentOS?
... After Installation: configuring iptables on centos 6.5 -> /etc/sysconfig/iptables -> -A INPUT -i eth0 -p tcp -m tcp --dport 8080 -m state --state NEW,ESTABLISHED -j ACCEPT
– hpaknia
Jan 18 '15 at 11:17
...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...re looking for is part of the index used to find the data the server will fetch the data right there, if you do a select * it will most likely have to do what is called a bookmark lookup, which requires an extra scan to find the rest of the underlying data, which you may not even need.
...
Position icons into circle
...HTML starting from an array of images. Whether the HTML is generated using PHP, JS, some HTML preprocessor, whatever... this matters less as the basic idea behind is the same.
Here's the Pug code that would do this:
//- start with an array of images, described by url and alt text
- let imgs = [
- ...
How to convert an NSString into an NSNumber
...r of any primitive data type (e.g. int , float , char , unsigned int , etc.)? The problem is, I don't know which number type the string will contain at runtime.
...
How to REALLY show logs of renamed files with git?
...ols:
http://git-scm.com/downloads/guis
https://git.wiki.kernel.org/index.php/InterfacesFrontendsAndTools
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