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How can I ask the Selenium-WebDriver to wait for few seconds in Java?
...
Well, there are two types of wait: explicit and implicit wait.
The idea of explicit wait is
WebDriverWait.until(condition-that-finds-the-element);
The concept of implicit wait is
driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
You can get difference in details here.
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从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...NUM = 2;
final static int RECOMMENDER_NUM = 3;
public static void main(String[] args) throws IOException, TasteException {
String file = "datafile/item.csv";
DataModel model = new FileDataModel(new File(file));
UserSimilarity user = new EuclideanDistanceSimilar...
Specify JDK for Maven to use
...d binary compatiblility -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.6</source>
<targ...
How do you write a migration to rename an ActiveRecord model and its table in Rails?
... @mathee: yes, you have to change that manually, or using an IDE that can do Ruby refactoring and commit it to your version control system.
– pupeno
Apr 30 '10 at 9:00
...
How can I easily convert DataReader to List? [duplicate]
...ted code they can be faster then most hand written code as well, so do consider the “high road” if you are doing this a lot.
See "A Defense of Reflection in .NET" for one example of this.
You can then write code like
class CustomerDTO
{
[Field("id")]
public int? CustomerId;
[F...
I lose my data when the container exits
...u
sudo docker run ubuntu apt-get install -y ping
Then get the container id using this command:
sudo docker ps -l
Commit changes to the container:
sudo docker commit <container_id> iman/ping
Then run the container:
sudo docker run iman/ping ping www.google.com
This should work.
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Difference between Fact table and Dimension table?
...of star schema is to simplify a complex normalized set of tables and consolidate data (possibly from different systems) into one database structure that can be queried in a very efficient way.
On its simplest form, it contains a fact table (Example: StoreSales) and a one or more dimension tables. E...
Practical uses for AtomicInteger
... 1 operations, this is detected rather than overwriting the old update (avoiding the "lost update" problem). This is actually a special case of compareAndSet - if the old value was 2, the class actually calls compareAndSet(2, 3) - so if another thread has modified the value in the meantime, the inc...
The best way to remove duplicate values from NSMutableArray in Objective-C?
...rray *copy = [mutableArray copy];
NSInteger index = [copy count] - 1;
for (id object in [copy reverseObjectEnumerator]) {
if ([mutableArray indexOfObject:object inRange:NSMakeRange(0, index)] != NSNotFound) {
[mutableArray removeObjectAtIndex:index];
}
index--;
}
[copy release];
...
Exclude all transitive dependencies of a single dependency
...he app module yet). I found this to work:
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>app</artifactId>
<version>${project.version}</version>
<exclusions>
<exclusion>
<groupId>*</gro...