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Where to place and how to read configuration resource files in servlet based application?
...urceAsStream() with a classpath-relative path:
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
InputStream input = classLoader.getResourceAsStream("foo.properties");
// ...
Properties properties = new Properties();
properties.load(input);
Here foo.properties is supposed to...
Using setImageDrawable dynamically to set image in an ImageView
...
However using setImageResource() "does Bitmap reading and decoding on the UI thread, which can cause a latency hiccup ... consider using setImageDrawable() or setImageBitmap()." (Android documentation)
– chetto
Oct 25 '12 at 18:30
...
How do you create a random string that's suitable for a session ID in PostgreSQL?
...---------------------
202ed325-b8b1-477f-8494-02475973a28f
May be worth reading the docs on UUID too
The data type uuid stores Universally Unique Identifiers (UUID) as defined by RFC 4122, ISO/IEC 9834-8:2005, and related standards. (Some systems refer to this data type as a globally unique i...
Camera 扩展：相机拍照和录像，程序控制拍照、自动拍照实现，而无需点击系...
...
属性
IsRecording 正在录制 {:.boolean .read-only}
返回当前是否正在录制视频。
IsCameraActive 相机已激活 {:.boolean .read-only}
返回相机是否已启动并激活。
CameraFacing 相机朝向 {:.text .read-only}
返回当前相机的朝...
Read password from stdin
... });
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Virtual Memory Usage from Java under Linux, too much memory used
...ory-map a JAR, you can access the files within it very efficiently (versus reading it from the start each time). The Sun JVM will memory-map all JARs on the classpath; if your application code needs to access a JAR, you can also memory-map it.
Per-thread data for two threads. The 1M block is the thr...
UnboundLocalError on local variable when reassigned after first use
...nd parsing.
Consider how the parse of this line of code works. The lexer reads the source text and breaks it into lexemes, the "smallest components" of the grammar. So when it hits the line
c+=1
it breaks it up into something like
SYMBOL(c) OPERATOR(+=) DIGIT(1)
The parser eventually wants ...
Jquery - How to make $.post() use contentType=application/json?
... anyKey: "anyvalue and type" } will be application/json. Many servers that read json, will only allow an object or array, not a string--thus why jquery predicts things this way. If you have a server that reads strings, numbers, etc without being wrapped in an object, you must specify the content-typ...
How to force file download with PHP
...
Read the docs about built-in PHP function readfile
$file_url = 'http://www.myremoteserver.com/file.exe';
header('Content-Type: application/octet-stream');
header("Content-Transfer-Encoding: Binary");
header("Content-disposi...
LINQ to read XML
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