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Server is already running in Rails
When I am starting rails server using rails s command it is showing A server is already running. Check C:/Sites/folder/Pids/Server.pids
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How do I rename a column in a database table using SQL?
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On PostgreSQL (and many other RDBMS), you can do it with regular ALTER TABLE statement:
=> SELECT * FROM Test1;
id | foo | bar
----+-----+-----
2 | 1 | 2
=> ALTER TABLE Test1 RENAME COLUMN foo TO baz;
ALTER TABLE
=> SELE...
MongoDB: How to update multiple documents with a single command?
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For Mongo version > 2.2, add a field multi and set it to true
db.Collection.update({query},
{$set: {field1: "f1", field2: "f2"}},
{multi: true })
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Converting DateTime format using razor
...DataFormatString = "{0:dd MMM yyyy}")]
public DateTime Date { get; set }
and in your view simply:
@Html.DisplayFor(x => x.Date)
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How set the android:gravity to TextView from Java side in Android
I can use android:gravity="bottom|center_horizontal" in xml on a textview to get my desired results, but I need to do this programmatically. My textview is inside a tablerow if that matters in a relativelayout .
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CSS /JS to prevent dragging of ghost image?
...ing under the assumption that the ghost image is visual indicator for drag-and-drop (which it is), and that most people who want to hide the ghost image generally don't care if drag-and-drop is disabled altogether.
– BoltClock♦
Jun 26 '14 at 1:28
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How do I get the dialer to open with phone number displayed?
...t.ACTION_CALL. In this case, you must add the following permission in your AndroidManifest.xml:
<uses-permission android:name="android.permission.CALL_PHONE" />
2) Need user to click on Phone_Number string and start the call.
android:autoLink="phone"
You need to use TextView with below prop...
Git diff says subproject is dirty
I have just run a git diff, and I am getting the following output for all of my approx 10 submodules
9 Answers
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How can I set the focus (and display the keyboard) on my EditText programmatically
...wSoftInput(editText, InputMethodManager.SHOW_IMPLICIT);
http://developer.android.com/reference/android/view/View.html#requestFocus()
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mysqldump data only
...sh history (you'll be prompted to enter the password after you run the command).
– Dan
Aug 6 '15 at 10:19
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