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How to invoke a Linux shell command from Java
...te a command in your shell
try
Process p = Runtime.getRuntime().exec(new String[]{"csh","-c","cat /home/narek/pk.txt"});
instead.
EDIT::
I don't have csh on my system so I used bash instead. The following worked for me
Process p = Runtime.getRuntime().exec(new String[]{"bash","-c","ls /home/XX...
How do I sort an observable collection?
...;Person>,IEquatable<Person>
{
public string Name { get; set; }
public int Age { get; set; }
public int CompareTo(Person other)
{
if (this.Age == other.Age) return 0;
ret...
Can you find all classes in a package using reflection?
...e simplest way to get the default package is having the prefix be an empty String -> "".
– JBA
Oct 17 '14 at 9:26
2
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Effective way to find any file's Encoding
...;The detected encoding.</returns>
public static Encoding GetEncoding(string filename)
{
// Read the BOM
var bom = new byte[4];
using (var file = new FileStream(filename, FileMode.Open, FileAccess.Read))
{
file.Read(bom, 0, 4);
}
// Analyze the BOM
if (bom[0...
How do I cast a JSON object to a typescript class
...pying the data:
Copying AJAX JSON object into existing Object
Parse JSON String into a Particular Object Prototype in JavaScript
In essence, you'd just :
var d = new MyRichObject();
d.copyInto(jsonResult);
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Aren't Python strings immutable? Then why does a + “ ” + b work?
My understanding was that Python strings are immutable.
22 Answers
22
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Converting HTML string into DOM elements? [duplicate]
...
You can use a DOMParser, like so:
var xmlString = "<div id='foo'><a href='#'>Link</a><span></span></div>";
var doc = new DOMParser().parseFromString(xmlString, "text/xml");
console.log(doc.firstChild.innerHTML); // => <a h...
Parsing boolean values with argparse
...ou end up with both "False" and "True" considered True (due to a cast from string to bool?). Maybe related issue
– dolphin
Jul 20 '13 at 1:03
...
Elegant way to invert a map in Scala
...t; "b", 4 -> "b")
scala> m.groupBy(_._2).mapValues(_.keys)
res0: Map[String,Iterable[Int]] = Map(b -> Set(2, 4), a -> Set(1))
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follo...
When would anyone use a union? Is it a remnant from the C-only days?
...tions in the world now use just this technique for implementing the "small string optimization," a great optimization alternative that reuses the storage inside a string object itself: for large strings, space inside the string object stores the usual pointer to the dynamically allocated buffer and ...