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How to insert a row in an HTML table body in JavaScript
...reference to it and add it there.
var tableRef = document.getElementById('myTable').getElementsByTagName('tbody')[0];
// Insert a row in the table at the last row
var newRow = tableRef.insertRow();
// Insert a cell in the row at index 0
var newCell = newRow.insertCell(0);
// Append a text nod...
Disable ActiveRecord for Rails 4
...reating a new application, you can use -O to skip ActiveRecord:
rails new my_app -O
For existing applications:
1. Remove database adapter gems from your Gemfile (mysql2, sqlite3, etc.)
2. Change your config/application.rb
Remove require 'rails/all line and require frameworks (among those avail...
Calling Python in Java?
... from the new Java6 interpreter support.
A simple example from the top of my head - but should work I hope: (no error checking done for brevity)
PythonInterpreter interpreter = new PythonInterpreter();
interpreter.exec("import sys\nsys.path.append('pathToModules if they are not there by default')\...
Force update of an Android app when a new version is available
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If they change the itemprop value, then it'd affect my apps too, I'd edit my answer to support that immediately, so no worry till then :)
– AshuKingSharma
Jul 14 '16 at 9:49
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HTTP requests and JSON parsing in Python
...packages. On the other hand, when portability/compatibility is trivial, in my opinion it's worth it.
– nyuszika7h
Jun 10 '14 at 20:53
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git add only modified changes and ignore untracked files
... To only add modified files, I usually go top the top directory of my repo and type for fil in $(git diff --name-only --relative); do git add $fil; done. If I were to use it a lot (I don't), I would just make an alias for this in my ~/.bashrc file. This does, of course, only work in bash.
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How do browser cookie domains work?
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very late follow up question to this one. My own experience and this: webmasters.stackexchange.com/questions/55790/… suggest that the domain of example.com will not be available to www.example.com, but this example suggests otherwise. Is this example wrong, or am ...
How do I 'overwrite', rather than 'merge', a branch on another branch in Git?
... you probably mean git checkout, git check does not exist to my knowledge
– knittl
Jan 7 '11 at 11:19
4
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Should I use the Reply-To header when sending emails as a service to others?
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I don't really want my owner answer upvoted, but worth mentioning is this useful question and answer, which basically confirms dkarp's answer too: stackoverflow.com/questions/2231897/…
– Gavin
Jan 20 '11 ...
How to reset postgres' primary key sequence when it falls out of sync?
I ran into the problem that my primary key sequence is not in sync with my table rows.
29 Answers
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