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Creating a simple XML file using python
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314
These days, the most popular (and very simple) option is the ElementTree API,
which has been inc...
How to get a specific version of a file in Mercurial?
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edited Aug 17 '12 at 13:42
Neeme Praks
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How do you write a migration to rename an ActiveRecord model and its table in Rails?
...and rename the model declaration file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this:
class RenameOldTableToNewTable < ActiveRecord::Migration
def change
rename_table :old_table_name, :new_ta...
How can I change the current URL?
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glebmglebm
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How to implement if-else statement in XSLT?
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Ian Roberts
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answered Nov 29 '12 at 9:17
px1mppx1mp
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How do Third-Party “tracking cookies” work?
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245
First, cookies are set and retrieved through HTTP headers. If your browser sends a request to h...
Symbolic link to a hook in git
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answered Jan 4 '11 at 14:30
Michal ČihařMichal Čihař
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SQL Server - When to use Clustered vs non-Clustered Index?
...d use extreme care when picking a clustering key - it should be:
narrow (4 bytes ideal)
unique (it's the "row pointer" after all. If you don't make it unique SQL Server will do it for you in the background, costing you a couple of bytes for each entry times the number of rows and the number of non...
What do REFRESH and MERGE mean in terms of databases?
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answered May 7 '09 at 19:45
chaoschaos
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