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What rules does Pandas use to generate a view vs a copy?
I'm confused about the rules Pandas uses when deciding that a selection from a dataframe is a copy of the original dataframe, or a view on the original.
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Relational Database Design Patterns? [closed]
... codepages.
Give every column a unique name. This make it easer on join to select the column. It is very difficult if every table has a column "ID" or "Name" or "Description". Use XyzID and AbcID.
Use a resource bundle or equals for complex SQL expressions. It make it easer to switch to another DBMS...
How to detect READ_COMMITTED_SNAPSHOT is enabled?
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SELECT is_read_committed_snapshot_on FROM sys.databases
WHERE name= 'YourDatabase'
Return value:
1: READ_COMMITTED_SNAPSHOT option is ON. Read operations under the READ COMMITTED isolation level are based on snapshot s...
Finding the author of a line of code in Mercurial
...<filename>
Or by finding the file in the log, rightclicking it and selecting "Annotate file"
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Difference between Google APIs (x86 System Image) and Google APIs (ARM System Image) in Android 4.4.
... @oenpelli, What does "API" in "Google APIs" refer to? When we select to install "Google APIs", what actually happens? Does it just download the Android Java libraries used by Google or are there other system code involved?
– Pacerier
Jul 1 '15 at 8...
Aborting a stash pop in Git
...se it doesn't work.
1) Fix the merge problems and fix all the conflict by selecting all the changes that come from the patch (in tortoisemerge, this shows up as one.REMOETE (theirs)).
git mergetool
2) Commit these changes (they will already be added via the mergetool command). Give it a commit m...
How to use querySelectorAll only for elements that have a specific attribute set?
I'm trying to use document.querySelectorAll for all checkboxes that have the value attribute set.
3 Answers
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Alter Table Add Column Syntax
...order). Also, if there is data in the Employees table, it has to do insert select * so it can calculate the EmployeeID.
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Xcode stuck at “Your application is being uploaded”
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@Andru: you can select mysticboy59's answer as correct so this topic will be closed. He did put some effort into it.
– Rok Jarc
Nov 15 '13 at 9:11
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Nginx serves .php files as downloads, instead of executing them
...an't understand a .php file (or for that matter any extension apart from a select few like .html, .js etc. which are static files)
Thus in order to run other kinds of files we need something that sits between nginx and the application (here the php application). This is where common gateway interfac...