大约有 34,900 项符合查询结果（耗时：0.0478秒） [XML]
difference between scope and namespace of ruby-on-rails 3 routing
...
Benjamin Crouzier
32.3k3636 gold badges146146 silver badges208208 bronze badges
answered Jun 12 '10 at 20:37
alternativealt...
How do you iterate through every file/directory recursively in standard C++?
...n of directories. If you want to expand your net a little bit, you might like to look at using Boost.FileSystem. This has been accepted for inclusion in TR2, so this gives you the best chance of keeping your implementation as close as possible to the standard.
An example, taken straight from the we...
'AND' vs '&&' as operator
...
If you use AND and OR, you'll eventually get tripped up by something like this:
$this_one = true;
$that = false;
$truthiness = $this_one and $that;
Want to guess what $truthiness equals?
If you said false... bzzzt, sorry, wrong!
$truthiness above has the value true. Why? = has a higher p...
difference between foldLeft and reduceLeft in Scala
...ucing and folding
The difference is not the implementation at all, just look at the signatures.
The question doesn't have anything to do with Scala in particular, it's rather about the two concepts of functional programming.
Back to your question:
Here is the signature of foldLeft (could also hav...
Server.UrlEncode vs. HttpUtility.UrlEncode
...
Mehrdad AfshariMehrdad Afshari
379k8383 gold badges822822 silver badges775775 bronze badges
...
What is the meaning of “this” in Java?
...n-static method runs in the context of an object. So if you have a class like this:
public class MyThisTest {
private int a;
public MyThisTest() {
this(42); // calls the other constructor
}
public MyThisTest(int a) {
this.a = a; // assigns the value of the parameter a to the field...
1114 (HY000): The table is full
...
EDIT: First check, if you did not run out of disk-space, before resolving to the configuration-related resolution.
You seem to have a too low maximum size for your innodb_data_file_path in your my.cnf, In this example
innodb_data_file_path...
How to display HTML tags as plain text [duplicate]
...lowed and I'm trying to add instructions about the use of HTML tags. I'd like the text to
11 Answers
...
Specify sudo password for Ansible
...ue". Sudo password variable is ansible_sudo_pass. So your command would look like:
ansible-playbook playbook.yml -i inventory.ini --user=username \
--extra-vars "ansible_sudo_pass=yourPassword"
Update 2017: Ansible 2.2.1.0 now uses var ansible_become_pass. Either see...
LEFT OUTER joins in Rails 3
...
Neil MiddletonNeil Middleton
21.4k1717 gold badges7575 silver badges126126 bronze badges
...