大约有 35,000 项符合查询结果（耗时：0.0796秒） [XML]
Webview load html from assets directory
...sDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.webkit.WebView;
import android.webkit.WebViewClient;
public class MainActivity extends AppCompatActivity {
WebView webview;
ProgressDialog progressDialog;
@Override
protected void onCreate(Bun...
return statement vs exit() in main()
...e destroyed. Often this has no implications, but sometimes it does, like closing files (surely you want all your data flushed to disk?).
Note that static objects will be cleaned up even if you call exit(). Finally note, that if you use abort(), no objects will be destroyed. That is, no global objec...
Copy file remotely with PowerShell
...e that your script is executable from any client system with
access to those UNC paths. If you use local filesystem paths, then you
are cornering yourself into running the script on a specific computer.
This only works when a PowerShell session runs under the user who has rights to both admini...
How do I find which transaction is causing a “Waiting for table metadata lock” state?
...these InnoDB tables really hold information on metatdata locks? This blog post suggests otherwise: mysql.wisborg.dk/2014/01/13/…
– Gareth
Feb 11 '15 at 11:38
1
...
Apache Spark: The number of cores vs. the number of executors
...orked example of configuring a Spark app to use as much of the cluster as
possible: Imagine a cluster with six nodes running NodeManagers, each
equipped with 16 cores and 64GB of memory. The NodeManager capacities,
yarn.nodemanager.resource.memory-mb and
yarn.nodemanager.resource.cpu-vcores, should ...
How to install packages offline?
... of something. Some packages aren't on PYPI, so same applies to them.
Suppose you have a properly formed Python application in ~/src/myapp. ~/src/myapp/setup.py will have install_requires list that mentions one or more things that you have in your /pypi directory. Like so:
install_requires=[
...
Mac OSX Lion DNS lookup order [closed]
After upgrading to Mac OSX Lion I figured out that /etc/hosts is not looked up in first place for name resolution anymore. This leads to some side effects like:
...
Sockets: Discover port availability using Java
...OException e) {
} finally {
if (ds != null) {
ds.close();
}
if (ss != null) {
try {
ss.close();
} catch (IOException e) {
/* should not be thrown */
}
}
}
return false;
}
T...
How to install latest version of git on CentOS 7.x/6.x
...
You can use WANDisco's CentOS repository to install Git 2.x: for CentOS 6, for CentOS 7
Install WANDisco repo package:
yum install http://opensource.wandisco.com/centos/6/git/x86_64/wandisco-git-release-6-1.noarch.rpm
- or -
yum install http://opens...
Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...释器居然不到200k，这是多么地变态啊（/bin/sh都要1M，MacOS平台），而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码，这可能是我看过最干净的C的源码了。我不想写一篇大而全的语言手册，一方面是因为已经...