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Relational table naming convention [closed]
...ect and would like to get my table- and column names right from the start. For example I've always used plural in table names but recently learned singular is correct.
...
How to run functions in parallel?
...culiarities of CPython, threading is unlikely to achieve true parallelism. For this reason, multiprocessing is generally a better bet.
Here is a complete example:
from multiprocessing import Process
def func1():
print 'func1: starting'
for i in xrange(10000000): pass
print 'func1: finishing...
Accessing nested JavaScript objects and arays by string path
.../^\./, ''); // strip a leading dot
var a = s.split('.');
for (var i = 0, n = a.length; i < n; ++i) {
var k = a[i];
if (k in o) {
o = o[k];
} else {
return;
}
}
return o;
}
Usage::
Object.byString(someObj, 'part3[...
What do commas and spaces in multiple classes mean in CSS?
...">
<div class="grid_8">460px Wide</div>
</div>
As for the commas, it's applying one rule to multiple classes, like this.
.blueCheese, .blueBike {
color:blue;
}
It's functionally equivalent to:
.blueCheese { color:blue }
.blueBike { color:blue }
But cuts down on verbo...
Test for existence of nested JavaScript object key
... ... levelN*/) {
var args = Array.prototype.slice.call(arguments, 1);
for (var i = 0; i < args.length; i++) {
if (!obj || !obj.hasOwnProperty(args[i])) {
return false;
}
obj = obj[args[i]];
}
return true;
}
var test = {level1:{level2:{level3:'level3'}} };
checkNested(...
How can I force Powershell to return an array when a call only returns one object?
...
@Deadly-Bagel Can you show example of this? For me @(...) work properly (produce result I expect it should produce) for any types of objects.
– user4003407
Jun 17 '16 at 7:44
...
Java abstract interface
...
Why is it necessary for an interface to be "declared" abstract?
It's not.
public abstract interface Interface {
\___.__/
|
'----> Neither this...
public void interfacing();
public abstract boolean inte...
What happens to global and static variables in a shared library when it is dynamically linked?
...d in other modules. This means that you will get linker errors if you try, for example, to create an executable that is supposed to use an extern variable defined in a DLL, because this is not allowed. You would need to provide an object file (or static library) with a definition of that extern vari...
What does the “at” (@) symbol do in Python?
...symbol, but I have no idea what it does. I also do not know what to search for as searching Python docs or Google does not return relevant results when the @ symbol is included.
...
Get the current script file name
...u the .php file that line is in, you actually want $_SERVER['SCRIPT_NAME'] for the currently running top-level script (that which was invoked by the web server or directly on the command line)
– Drew Stephens
Apr 28 '11 at 17:34
...