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Regular expression matching a multiline block of text
...eak
acids.append( line )
At this point you have someVaryingText as a string, and the acids as a list of strings.
You can do "".join( acids ) to make a single string.
I find this less frustrating (and more flexible) than multiline regexes.
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Internet Explorer 11 detection
I know IE 11 has different user agent string than all other IE
11 Answers
11
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how to implement a long click listener on a listview
...ng arg3) {
Toast.makeText(list.this,myList.getItemAtPosition(index).toString(), Toast.LENGTH_LONG).show();
return false;
}
});
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How to set up Android emulator proxy settings
...oxy in your code to use with a HTTP client:
// proxy
private static final String PROXY = "123.123.123.123";
// proxy host
private static final HttpHost PROXY_HOST = new HttpHost(PROXY, 8080);
HttpParams httpParameters = new BasicHttpParams();
DefaultHttpClient httpClient = new DefaultHttpClient(htt...
Sort an array in Java
...] = rand.nextInt(100) + 1;
Arrays.sort(array);
System.out.println(Arrays.toString(array));
// in reverse order
for (int i = array.length - 1; i >= 0; i--)
System.out.print(array[i] + " ");
System.out.println();
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Reference — What does this symbol mean in PHP?
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@AcidShout $a - $b works for numbers, but not strings, objects, or arrays.
– mcrumley
Sep 25 '15 at 18:29
49
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How Should I Declare Foreign Key Relationships Using Code First Entity Framework (4.1) in MVC3?
...es
// Foreign key to customer
[ForeignKey("Customer")]
public string CustomerID { get; set; }
public virtual Customer Customer { get; set; }
}
The ForeignKeyAttribute constructor takes a string as a parameter: if you place it on a foreign key property it represents the name of the...
Fundamental difference between Hashing and Encryption algorithms
...ginal input. Say I'm creating a 1-bit hash. My hash function takes a bit string as input and sets the hash to 1 if there are an even number of bits set in the input string, else 0 if there were an odd number.
Example:
Input Hash
0010 0
0011 1
0110 1
1000 0
Note that there ...
In Python, how do I convert all of the items in a list to floats?
... have a script which reads a text file, pulls decimal numbers out of it as strings and places them into a list.
12 Answers
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How do you find the sum of all the numbers in an array in Java?
...3
Finally, it can take an array of type T. So you can per example have a String which contains numbers as an input and if you want to sum them just do :
int sum = Arrays.stream("1 2 3 4".split("\\s+")).mapToInt(Integer::parseInt).sum();
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