大约有 46,000 项符合查询结果（耗时：0.0589秒） [XML]
Intelligent point label placement in R
...r head. Things like R, ggplot2, lattice etc. do most of the work; but that extra little bit of tweaking, adding a line here, adjusting a margin there, is probably better suited to a different tool.
:climbing down from soapbox:
I would also note that I think we could all come up with scatterplots w...
Data access object (DAO) in Java
...ent an employee:
public class Employee {
private int id;
private String name;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
...
Bootstrap dropdown sub menu missing
...th 3.0" - https://github.com/twbs/bootstrap/pull/6342
But, with a little extra CSS you can get the same functionality.
Bootstrap 4 (navbar submenu on hover)
.navbar-nav li:hover > ul.dropdown-menu {
display: block;
}
.dropdown-submenu {
position:relative;
}
.dropdown-submenu>.dropd...
Jackson - Deserialize using generic class
I have a json string, which I should deSerialize to the following class
12 Answers
12
...
Is there a library function for Root mean square error (RMSE) in python?
...
mean_squared_error in sklearn.metrics now supports extra parameter: squared - "If True returns MSE value, if False returns RMSE value."
– Daddy32
May 29 at 17:20
...
Windows batch file file download from a URL
...ell comes with modern versions of Windows so you don't have to install any extra stuff on the computer. I learned how to do it by reading this page:
http://teusje.wordpress.com/2011/02/19/download-file-with-powershell/
The code was:
$webclient = New-Object System.Net.WebClient
$url = "http://www...
Best way to work with dates in Android SQLite [closed]
...HH:mm:ss) will then allow sorting by the date column.
Retrieving dates as strings from SQLite you can then format/convert them as required into local regionalised formats using the Calendar or the android.text.format.DateUtils.formatDateTime method.
Here's a regionalised formatter method I use;
p...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
... and implementing the Model View Controller design pattern without all the extra work that normally takes place in an implementation of this pattern.
If you want control, clean code, and to use MVC design patterns, this is for you, if you don't like working with markup, don't care about how malform...
Get generated id after insert
...sert("user", "", values) ;
If query exec use select last_insert_rowid()
String sql = "INSERT INTO [user](firstName,lastName) VALUES (\"Ahmad\",\"Aghazadeh\"); select last_insert_rowid()";
DBHelper itemType =new DBHelper();// your dbHelper
c = db.rawQuery(sql, null);
if (c.moveToFirst())
re...
“Server” vs “Data Source” in connection string
... SqlLocalDb installed to work locally. Good, but I can see two connection strings typically and both works:
4 Answers
...