大约有 30,000 项符合查询结果（耗时：0.0397秒） [XML]
When would you use a List instead of a Dictionary?
...que in dictionary.
Consider this examples:
List<KeyValuePair<int, string>> pairs = new List<KeyValuePair<int, string>>();
pairs.Add(new KeyValuePair<int, string>(1, "Miroslav"));
pairs.Add(new KeyValuePair<int, string>(2, "Naomi"));
pairs.Add(new KeyValuePair&l...
Detect home button press in android
...er;
import android.util.Log;
public class HomeWatcher {
static final String TAG = "hg";
private Context mContext;
private IntentFilter mFilter;
private OnHomePressedListener mListener;
private InnerReceiver mReceiver;
public HomeWatcher(Context context) {
mContext ...
How to debug stream().map(…) with lambda expressions?
...
static int timesTwo(int n) {
return n * 2;
}
public static void main(String[] args) {
List<Integer> naturals = Arrays.asList(3247,92837,123);
List<Integer> result =
naturals.stream()
.map(DebugLambda::timesTwo)
.collect(toList());
}
This mi...
versionCode vs versionName in Android Manifest
...me
The version name shown to users. This attribute can be set as a raw string or as a reference to a string resource. The string has no other purpose than to be displayed to users. The versionCode attribute holds the significant version number used internally.
Reading that it's pretty clear th...
Java: Get first item from a collection
If I have a collection, such as Collection<String> strs , how can I get the first item out? I could just call an Iterator , take its first next() , then throw the Iterator away. Is there a less wasteful way to do it?
...
How do I intercept a method call in C#?
...I understand it, this is what you want to do:
[Log()]
public void Method1(String name, Int32 value);
and in order to do that you have two main options
Inherit your class from MarshalByRefObject or ContextBoundObject and define an attribute which inherits from IMessageSink. This article has a go...
Nohup is not writing log to output file
...ut &
Also, you can use PYTHONUNBUFFERED. If you set it to a non-empty string it will work same as the -u option. For using this run below commands before running python code.
export PYTHONUNBUFFERED=1
or
export PYTHONUNBUFFERED=TRUE
P.S.- I will suggest using tools like cron-job to run ...
Questions every good Java/Java EE Developer should be able to answer? [closed]
...using final qualifier for the method parameter.
class Name {
private String name;
public Name (String s) {
this.name = s;
}
public void setName(String s) {
this.name = s;
}
}
private void test (final Name n) {
n.setName("test");
}
...
Why does std::getline() skip input after a formatted extraction?
...am<charT>& input,
std::basic_string<charT>& str )
Another overload of this function takes a delimiter of type charT. A delimiter character is a character that represents the boundary between sequences of input. This particular overload sets t...
Get current stack trace in Ruby without raising an exception
.../tmp/caller.rb
def foo
puts caller # Kernel#caller returns an array of strings
end
def bar
foo
end
def baz
bar
end
baz
Output:
caller.rb:8:in `bar'
caller.rb:12:in `baz'
caller.rb:15:in `<main>'
shar...