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Python List vs. Array - when to use?
...internally as an array and has the same time complexity characteristics as Java's ArrayList. Thus, getting and setting the i'th element of a Python list takes constant time. Appending an element to a Python list takes amortized constant time because the array size is doubled when it runs out of spac...
Android LocationClient class is deprecated but used in documentation
...el.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;
import java.io.IOException;
import java.util.List;
public class MapWithMapViewActivity extends AppCompatActivity implements OnMapReadyCallback,
GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener...
HashMap with multiple values under the same key
...s.
3. Using a tuple
// you'll have to write or download a Tuple class in Java, (.NET ships with one)
// create our map
Map<String, Tuple2<Person, Person> peopleByForename = new HashMap<>();
// populate it
peopleByForename.put("Bob", new Tuple2(new Person("Bob Smith",
...
Selenium WebDriver: Wait for complex page with JavaScript to load
I have a web application to test with Selenium. There is a lot of JavaScript running on page load.
This JavaScript code is not so well written but I can't change anything.
So waiting for an element to appear in the DOM with findElement() method is not an option.
I want to create a generic func...
Difference between BeautifulSoup and Scrapy crawler?
...ed data from their pages.
But it has some limitations when data comes from java script or
loading dynamicaly, we can over come it by using packages like splash,
selenium etc.
BeautifulSoup:
Beautiful Soup is a Python library for pulling data out of HTML and
XML files.
we can use this package fo...
What can , and be used for?
...ent (dto), here this is Sender_DTO and assign to senderMB._strID
Sender_MB.java
public String clickBtnDetail(sender_DTO sender_dto) {
this._strID = sender_dto.getStrID();
return "Receiver?faces-redirect=true&includeViewParams=true";
}
The link when clicked will become ht...
Is JavaScript a pass-by-reference or pass-by-value language?
...
It's interesting in JavaScript. Consider this example:
function changeStuff(a, b, c)
{
a = a * 10;
b.item = "changed";
c = {item: "changed"};
}
var num = 10;
var obj1 = {item: "unchanged"};
var obj2 = {item: "unchanged"};
...
RESTful Services - WSDL Equivalent
...ety of downloadable clients developed for the major programming languages (Java, .NET, PHP, etc). In my opinion, this places a lot of burden on the service provider.
– dana
Nov 6 '10 at 16:42
...
How to reload a clojure file in REPL
... before loading the new code.
myapp.web=> (refresh)
CompilerException java.lang.RuntimeException: Unable to resolve symbol: refresh in this context, compiling:(/private/var/folders/ks/d6qbfg2s6l1bcg6ws_6bq4600000gn/T/form-init819543191440017519.clj:1:1)
You could use the fully qualified var n...
Why do we need virtual functions in C++?
...inding vs static and yes it is weird if you 're coming from languages like Java.
– peterchaula
Aug 6 '16 at 15:18
...