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How to remove all of the data in a table using Django
...4.html') ##
it ended deleting all entries from - model == model_4 , but now i get to see a Error screen within Admin console when i try to asceratin that all objects of model_4 have been deleted ...
ProgrammingError at /admin/dc_dash/model_4/
relation "dc_dash_model_4" does not exist
LINE 1: SEL...
Move layouts up when soft keyboard is shown?
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android:layout_gravity="center" worked, thanks! :) now EditText moves over the keyboard as I wanted
– Pavel Biryukov
Jan 26 '18 at 15:30
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javac : command not found
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I don't know exactly what yum install java will actually install. But to check for javac existence do:
> updatedb
> locate javac
preferably as root. If it's not there you've probably only installed the Java runtime (JRE) and ...
Class Not Found Exception when running JUnit test
...ame error happened again so I had to try this as well. It works fine again now, so to be safe you may want to do both of these things.
– Roger
Sep 22 '14 at 14:20
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Manipulate a url string by adding GET parameters
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This approach is good when you know that 'category' parameter is not already in the URL. If the parameter is in a URL already then PHP should take the value of the last occurrence of the parameter in the URL, so the solution of @andrewtweber still works. Ye...
Difference between “include” and “require” in php
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poor user2069222, now he left SO :'(
– Gagantous
Feb 3 '19 at 5:53
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Blank space at top of UITextView in iOS 10
I have UITextView with some text in it. Everything was fine with iOS 6 but now with iOS 7 it leaves the blank space on top and then place the text below the middle of the textview.
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How to execute a Ruby script in Terminal?
... (Ruby, Rails, Homebrew, Git, etc), and I've even written a small program. Now, how do I execute it in Terminal? I wrote the program in Redcar and saved it as a .rb, but I don't know how to execute it through Terminal. I want to run the program and see if it actually works. How do I do this?
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Sending emails with Javascript
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The way I'm doing it now is basically like this:
The HTML:
<textarea id="myText">
Lorem ipsum...
</textarea>
<button onclick="sendMail(); return false">Send</button>
The Javascript:
function sendMail() {
var link ...
How to detect if a stored procedure already exists
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At least if you drop it you know you have to re-add the permissions. If you ran this sql you would not know whether the sproc had the correct permissions or not as you wouldn't know if you had created it or altered it.
– Liazy
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