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What is the difference between is_a and instanceof?
... must accept an Object as the first argument, but PHP versions >= 5.3.9 now accept an optional third boolean argument $allow_string (defaults to false) to allow comparisons of string class names instead:
class MyBaseClass {}
class MyExtendingClass extends MyBaseClass {}
// Original behavior, ev...
jQuery: Best practice to populate drop down?
...
Ancient history here I know, but for googlers like me who just stumbled on this now, wouldn't be even faster if you cloned an <option/> element instead of creating each one?
– tedders
Jan 10 '13 at 23:44
...
How to pass parameters correctly?
...rd>(creditCard) is just a verbose way of saying std::move(creditCard).
Now...
If your types have "cheap" moves, you may want to just make your life easy and take everything by value and "std::move along".
Account(std::string number, float amount, CreditCard creditCard)
: number(std::move(numbe...
Removing trailing newline character from fgets() input
...
Perhaps the simplest solution uses one of my favorite little-known functions, strcspn():
buffer[strcspn(buffer, "\n")] = 0;
If you want it to also handle '\r' (say, if the stream is binary):
buffer[strcspn(buffer, "\r\n")] = 0; // works for LF, CR, CRLF, LFCR, ...
The function cou...
Remove shadow below actionbar
...t;@null</item> in your application theme. I had the similar problem. Now I've both of them. setElevation from and added windowContentOverlay item in application theme. setElevation works for android 5.0 and up while the other works for pre-lollipop. Cheers!
– Reaz Murshed...
Converting a Uniform Distribution to a Normal Distribution
...r transform is misleading for a large percentage of users. It is great to know about the limitation, but as CrazyCasta points out, for most applications that aren't heavily dependent on outliers, you probably don't need to worry about this. As an example, if you have ever depended on sampling from a...
Why do we copy then move?
...+03 styles. I'll dub this 2-overload version the "most optimal" version.
Now, we'll examine the take-by-copy version:
struct S2 {
std::string data;
S2( std::string arg ):data(std::move(x)) {}
};
in each of those scenarios:
S2 tmp( "foo" ); // a temporary `std::string` is created, moved int...
Pretty printing XML in Python
...This is no longer necessary in Python 2.7: xml.dom.minidom's toprettyxml() now produces output like '<id>1</id>' by default, for nodes that have exactly one text child node.
– Marius Gedminas
Jul 12 '13 at 14:00
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How do you force a CIFS connection to unmount
... the internet connection is down, and anything that touches the CIFS mount now takes several minutes to timeout, and is unkillable while you wait. I can't even run ls in my home directory because there is a symlink pointing inside the CIFS mount and ls tries to follow it to decide what color it sho...
How to split a string at the first `/` (slash) and surround part of it in a ``?
... var arr = $('#date').text().split('/');
– SearchForKnowledge
Nov 11 '14 at 14:22
Thanks, Adil. Your answer is worth ...