大约有 47,000 项符合查询结果（耗时：0.0573秒） [XML]
Algorithm to find top 10 search terms
...een in the first stream; if it doesn't, x wasn't in the initial stream. In order for the algorithm to make this determination, it must store the initial stream (or some summary proportional to its length)! So, we can prove to ourselves that the space required by such an "exact" algorithm would be Ω...
Short circuit Array.forEach like calling break
...cause some returns true as soon as any of the callbacks, executed in array order, return true, short-circuiting the execution of the rest.
some, its inverse every (which will stop on a return false), and forEach are all ECMAScript Fifth Edition methods which will need to be added to the Array.proto...
How do I install Maven with Yum?
...repos.fedorapeople.org/repos/dchen/apache-maven/epel-apache-maven.repo -O /etc/yum.repos.d/epel-apache-maven.repo
Now you can install maven like this:
yum install apache-maven
Once done, maven 3 will be installed and mvn -version will show you which version you've got - I had 3.2.1.
This worke...
Compare two List objects for equality, ignoring order [duplicate]
...lest solution is to sort before comparing:
Enumerable.SequenceEqual(list1.OrderBy(t => t), list2.OrderBy(t => t))
Edit:
Here is a solution that performs a bit better (about ten times faster), and only requires IEquatable, not IComparable:
public static bool ScrambledEquals<T>(IEnume...
Passing Data between View Controllers
...controller creates a new (mutable) dictionary and adds it to the array. In order to fill in the row, the controller creates a detail view controller and gives it the new dictionary. The detail view controller fills in the dictionary and returns. The dictionary is already part of the model, so nothin...
XDocument or XmlDocument
...://somewhere.com";
XElement element = new XElement(ns + "elementName");
// etc
LINQ to XML also works really well with LINQ - its construction model allows you to build elements with sequences of sub-elements really easily:
// Customers is a List<Customer>
XElement customersElement = new XE...
Pretty-Print JSON in Java
...st to the org.json alternative, the GSON way of pretty printing keeps the order of the elements intact after transformation.
– Aydin K.
Jul 5 '17 at 13:25
1
...
How to replace multiple substrings of a string?
...eplaced with items()
Careful: Python dictionaries don't have a reliable order for iteration. This solution only solves your problem if:
order of replacements is irrelevant
it's ok for a replacement to change the results of previous replacements
For instance:
d = { "cat": "dog", "dog": "pig"...
MISCONF Redis is configured to save RDB snapshots
...from redis background save FAQ)
echo 'vm.overcommit_memory = 1' >> /etc/sysctl.conf
sysctl vm.overcommit_memory=1
share
|
improve this answer
|
follow
...
How to get Erlang's release version number from a shell?
...lang:system_info(otp_release). only returns the major version number.
In order to get the full version number it is necessary to check the contents of the OTP_RELEASE file under the already mentioned releases folder.
$ which erl
/usr/bin/erl
$ cd /usr/bin
$ ls -l erl
../lib/erlang/bin/erl
$ cd .....