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Set the absolute position of a view
...id.my_relative_layout);
ImageView iv;
RelativeLayout.LayoutParams params;
int yellow_iv_id = 123; // Some arbitrary ID value.
iv = new ImageView(this);
iv.setId(yellow_iv_id);
iv.setBackgroundColor(Color.YELLOW);
params = new RelativeLayout.LayoutParams(30, 40);
params.leftMargin = 50;
params.topM...
Spring .properties file: get element as an Array
...
You can try to get them as list of integer and then converts them @Value( "${base.module.elementToSearch}") private List<Integer> elementToSearch;
– Gal Bracha
Mar 21 '12 at 16:17
...
What is the correct way to get a subarray in Scala?
...m it in different ways:
Dropping the first n first elements with drop(n: Int)
array.drop(2) // Array('c','d','e','f')
Take the first n elements with take(n: Int)
array.take(4) // Array('a','b','c','d')
Select any interval of elements with slice(from: Int, until: Int). Note that until is excluded...
How to strip HTML tags from a string in SQL Server?
... (@HTMLText VARCHAR(MAX))
RETURNS VARCHAR(MAX) AS
BEGIN
DECLARE @Start INT
DECLARE @End INT
DECLARE @Length INT
SET @Start = CHARINDEX('<',@HTMLText)
SET @End = CHARINDEX('>',@HTMLText,CHARINDEX('<',@HTMLText))
SET @Length = (@End - @Start) + 1
WHILE @Start > ...
从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...调用。
程序代码：
public class UserCF {
final static int NEIGHBORHOOD_NUM = 2;
final static int RECOMMENDER_NUM = 3;
public static void main(String[] args) throws IOException, TasteException {
String file = "datafile/item.csv";
DataModel model = new ...
Get started with Latex on Linux [closed]
...to produce some output (as a .dvi file to start with, which is possible to convert to many other formats):
latex test.tex
This will print a bunch of output, something like this:
=> latex test.tex
This is pdfeTeX, Version 3.141592-1.21a-2.2 (Web2C 7.5.4)
entering extended mode
(./test.tex
LaTeX2...
How to get first N elements of a list in C#?
...
In case anyone is interested (even if the question does not ask for this version), in C# 2 would be: (I have edited the answer, following some suggestions)
myList.Sort(CLASS_FOR_COMPARER);
List<string> fiveElements = myList.GetRange(0, ...
How is std::function implemented?
...n could be like this (simplified for the specific case of std::function<int (double)> for the sake of simplicity):
struct callable_base {
virtual int operator()(double d) = 0;
virtual ~callable_base() {}
};
template <typename F>
struct callable : callable_base {
F functor;
c...
Android-java- How to sort a list of objects by a certain value within the object
...ortList);
for(ToSort toSort : sortList){
System.out.println(toSort.toString());
}
}
}
public class ToSort implements Comparable<ToSort> {
private Float val;
private String id;
public ToSort(Float val, String id){
this.val = val;
...
How to read the content of a file to a string in C?
... simplest way (least error-prone, least lines of code, however you want to interpret it) to open a file in C and read its contents into a string (char*, char[], whatever)?
...