大约有 22,000 项符合查询结果（耗时：0.0368秒） [XML]
How to check internet access on Android? InetAddress never times out
... have a remote glue about internet access, without this permission?)
Extra: One-shot AsyncTask Example
class InternetCheck extends AsyncTask<Void,Void,Boolean> {
private Consumer mConsumer;
public interface Consumer { void accept(Boolean internet); }
public InternetCheck...
Advantages of using display:inline-block vs float:left in CSS
... using it for a grid, or don't want this white space, you will have to add extra styling/HTML hacks to account for this. See: css-tricks.com/fighting-the-space-between-inline-block-elements/…
– kretzm
Sep 10 '14 at 15:06
...
Why Java needs Serializable interface?
...e annoyance when dealing with pure java, like some flaws in collection and string processing in standard library. Happily there's Kryo, but it is dependency and one needs to find it first. This is how built-in serialization should have been done.
– dmitry
Aug 7...
Broadcast receiver for checking internet connection in android app
...c void onReceive(Context context, Intent intent) {
Bundle extras = intent.getExtras();
NetworkInfo info = (NetworkInfo) extras
.getParcelable("networkInfo");
State state = info.getState();
Log.d("TEST Internet...
What is the difference between and ? [duplicate]
...amic or static please can you help me here thanks or it will be treated as string ${someVar}
– shareef
Dec 8 '14 at 13:32
...
What is a simple command line program or script to backup SQL server databases?
... the following to backup all Databases:
Use Master
Declare @ToExecute VarChar(8000)
Select @ToExecute = Coalesce(@ToExecute + 'Backup Database ' + [Name] + ' To Disk = ''D:\Backups\Databases\' + [Name] + '.bak'' With Format;' + char(13),'')
From
Master..Sysdatabases
Where
[Name] Not In ('te...
iOS 7: UITableView shows under status bar
...eck "Shows Navigation Bar" in the inspector. This solves the issue with no extra tweaking needed, and it also preserves your UITableViewController's scene in the storyboard.
Using AutoLayout and embedding the UITableView into another view (I believe this is how Apple wants us to do this):
Create an ...
In Gradle, how do I declare common dependencies in a single place?
...on COMPILE_SDK_VERSION as int
buildToolsVersion BUILD_TOOLS_VERSION as String
defaultConfig {
minSdkVersion MIN_SDK_VERSION as int
targetSdkVersion TARGET_SDK_VERSION as int
versionCode 1
versionName "1.0"
}
}
dependencies {
compile "com.android.suppo...
Export specific rows from a PostgreSQL table as INSERT SQL script
...y) and add it as the 'driver' of the postgresql conneciton. The connection string (or URL as in the interface) should look like that: jdbc:postgresql://127.0.0.1:5432/db_name
– mrmuggles
Jul 13 '16 at 6:30
...
Difference between Mock / Stub / Spy in Spock test framework
...riber subscriber) {
subscribers.add(subscriber)
}
void send(String message) {
for (Subscriber subscriber : subscribers)
subscriber.receive(message);
}
}
static interface Subscriber {
String receive(String message)
}
static class MySubscriber implements ...