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Traits in PHP – any real world examples/best practices? [closed]
... foo() {}
}
class B extends A
{
use T;
}
The above will result in an error (demo). Likewise, any methods declared in the trait that are also already declared in the using class will not get copied into the class, e.g.
trait T {
public function foo() {
return 1;
}
}
class A {
use ...
How can I copy & paste, or duplicate, an existing project?
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How to move screen without moving cursor in Vim?
I recently discovered Ctrl + E and Ctrl + Y shortcuts for Vim that respectively move the screen up and down with a one line step, without moving the cursor .
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node.js shell command execution
...s = require('sys')
var exec = require('child_process').exec;
function puts(error, stdout, stderr) { sys.puts(stdout) }
exec("ls -la", puts);
it works perfectly. :)
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What is the difference between typeof and instanceof and when should one be used vs. the other?
... Use instanceof for complex built in types - this is still prone to error. Better to use ES5 Array.isArray() et al. or the recommended shims.
– OrangeDog
May 4 '16 at 11:27
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Rename MySQL database [duplicate]
...-e "show databases like '$3'" -sss`
if [ -n "$db_exists" ]; then
echo "ERROR: New database already exists $3"
exit 1
fi
TIMESTAMP=`date +%s`
character_set=`mysql -h $1 -e "show create database $2\G" -sss | grep ^Create | awk -F'CHARACTER SET ' '{print $2}' | awk '{print $1}'`
TABLES=`mysql -...
How to export/import PuTTy sessions list?
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When I tried the other solutions I got this error:
Registry editing has been disabled by your administrator.
Phooey to that, I say!
I put together the below powershell scripts for exporting and importing PuTTY settings. The exported file is a windows .reg file and ...
Standard way to embed version into python package?
..., verstrline, re.M)
if mo:
verstr = mo.group(1)
else:
raise RuntimeError("Unable to find version string in %s." % (VERSIONFILE,))
Then your setup.py passes that string as the value of the "version" argument to setup(), thus satisfying feature 2.
To satisfy feature 1, you can have your pac...
How do I avoid capturing self in blocks when implementing an API?
...ck, you could deal with it. The reason a retain cycle is a warning, not an error, is that they don't necessarily spell doom for your application. If MyDataProcessor is able to release the blocks when the operation is complete, before its parent would try to release it, the cycle will be broken and e...
How to delete every other line in Vim?
...
105
You can use a macro for this. Do the following.
Start in command mode.
Go to the beginning of...