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How to merge a specific commit in Git
...----C
\
\
D-----C'
The problem with this commit is that git considers commits to include all history before them
Where C' has a different SHA-1 ID.
Likewise, cherry picking a commit from one branch to another basically involves generating a patch, then applying it, thus losing hist...
Postgresql GROUP_CONCAT equivalent?
I have a table and I'd like to pull one row per id with field values concatenated.
7 Answers
...
SQlite Getting nearest locations (with latitude and longitude)
...ut will only work if you are using rectilinear coordinates (eg UTM or OS grid references). If using degrees for lat/lng (eg WGS84) then the above only works at the equator. At other latitudes, you need to decrease the impact of longitude on the sort order. (Imagine you're close to the north pole....
Is it possible to GROUP BY multiple columns using MySQL?
...would change the ascending order of col2 returning. 1,1|2,2|1,3 Demo: sqlfiddle.com/#!9/d5f69/1 Note that row id: 2 is returned in both cases for 2,2 despite inverting the columns.
– Will B.
May 24 '16 at 17:35
...
Show an image preview before upload
...bute of an image tag to a data URL:
The html code:
<input type="file" id="files" />
<img id="image" />
The JavaScript code:
document.getElementById("files").onchange = function () {
var reader = new FileReader();
reader.onload = function (e) {
// get loaded data and...
What is ViewModel in MVC?
...our employee domain model and it contains the following properties (unique identifier, first name, last name and date created):
public class Employee : IEntity
{
public int Id { get; set; }
public string FirstName { get; set; }
public string LastName { get; set; }
public Date...
How can I read SMS messages from the device programmatically in Android?
...t to prevent exception
do {
String msgData = "";
for(int idx=0;idx<cursor.getColumnCount();idx++)
{
msgData += " " + cursor.getColumnName(idx) + ":" + cursor.getString(idx);
}
// use msgData
} while (cursor.moveToNext());
} else {
// empty ...
How to read XML using XPath in Java
...xml version="1.0" encoding="UTF-8"?>
<Employees>
<Employee id="1">
<age>29</age>
<name>Pankaj</name>
<gender>Male</gender>
<role>Java Developer</role>
</Employee>
<Employee id="2">
...
Allow multi-line in EditText view in Android?
How to allow multi-line in Android's EditText view?
15 Answers
15
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How to draw circle in html page?
...
You can't draw a circle per se. But you can make something identical to a circle.
You'd have to create a rectangle with rounded corners (via border-radius) that are one-half the width/height of the circle you want to make.
#circle {
width: 50px;
height: 50px;
...