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Are global variables bad? [closed]
... real answer is use them when appropriate.
– Ian Goldby
Nov 1 '11 at 12:40
2
Few (perhaps silly) ...
Comments in command-line Zsh
...olution in this answers are both workarounds; the push-input method posted by Michał Politowski is more correct.
– Fredrik Möllerstrand
Apr 2 '13 at 12:29
add a comment
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What is the difference between a deep copy and a shallow copy?
...anybody else wondering about this: "shallow copy copies the value type bit by bit" is correct, but it's a bit confusing. If you have a Customer object which "has" an Address object, copying the Customer object "bit by bit" means that the pointer/reference to the Address object is copied. Original an...
Omitting one Setter/Getter in Lombok
...override the default.
With @Data, you have public access to the accessors by default. You can now use the special access level NONE to completely omit the accessor, like this:
@Getter(AccessLevel.NONE)
@Setter(AccessLevel.NONE)
private int mySecret;
...
What is SOA “in plain english”? [closed]
...ll bedrock software-development principles, many of them first articulated by David Parnas.
What's new in SOA is
You're doing it on a network.
Modules are communicating by sending messages to each other over the network, rather than by more tradtional programming-language mechanisms like procedur...
PHP function to get the subdomain of a URL
...e('.', 'en.example.com')));
EDIT: Fixed "only variables should be passed by reference" by adding double parenthesis.
EDIT 2: Starting from PHP 5.4 you can simply do:
explode('.', 'en.example.com')[0];
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Why Large Object Heap and why do we care?
... order of magnitude faster than the memory bus.
Compacting is done simply by copying bytes. That however takes time. The larger the object, the more likely that the cost of copying it outweighs the possible CPU cache usage improvements.
So they ran a bunch of benchmarks to determine the break-ev...
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
...user_friends permission from each user. user_friends is no longer included by default in every login. Each user must grant the user_friends permission in order to appear in the response to /me/friends. See the Facebook upgrade guide for more detailed information, or review the summary below.
If you...
Why do you need ./ (dot-slash) before executable or script name to run it in bash?
... you type a command the shell looks up a list of directories, as specified by the PATH variable. The current directory is not in that list.
The reason for not having the current directory on that list is security.
Let's say you're root and go into another user's directory and type sl instead of ls...
Quicksort: Choosing the pivot
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Analysis Of Hoare's Find Algorithm With Median-Of-Three Partition (1997)
by P Kirschenhofer, H Prodinger, C Martínez supports your contention (that 'median-of-three' is three random items).
There's an article described at portal.acm.org that is about 'The Worst Case Permutation for Median-of-Thre...