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Pandas convert dataframe to array of tuples
...data using pandas and now I want to carry out a batch save back to the database. This requires me to convert the dataframe into an array of tuples, with each tuple corresponding to a "row" of the dataframe.
...
What is the difference between old style and new style classes in Python?
... sentence. It is explained in detail here. One of its properties is that a base class is only searched for once all its derived classes have been. They have the __mro__ attribute which shows the search order.
class C(object): i = 0
class C1(C): pass
class C2(C): i = 2
class C12(C1, C2): pass
class ...
How to generate an entity-relationship (ER) diagram using Oracle SQL Developer
...called Oracle Data Modeler that you could take a look at. There are online demos available at the site that will get you started. It used to be an added cost item, but I noticed that once again it's free.
From the Data Modeler overview page:
SQL Developer Data Modeler is a free
data modeling ...
List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
... Georgy
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answered Apr 10 '10 at 10:16
cryocryo
12.5k44 gold badges282...
Android List View Drag and Drop sort
...ew
Its use is very similar to the TouchInterceptor (on which the code is based), although significant implementation changes have been made.
DragSortListView has smooth and predictable scrolling while dragging and shuffling items. Item shuffles are much more consistent with the position of the dr...
How do I trim leading/trailing whitespace in a standard way?
...
164
If you can modify the string:
// Note: This function returns a pointer to a substring of the o...
What is the smallest possible valid PDF?
...
I needed a base64-representation of a PDF. So, if anyone is interested, here is the base64-string of the 138 bytes version: JVBERi0xLjAKMSAwIG9iajw8L1BhZ2VzIDIgMCBSPj5lbmRvYmogMiAwIG9iajw8L0tpZHNbMyAw\nIFJdL0NvdW50IDE+PmVuZG9iaiAzIDAgb2...
What is the most efficient way to create HTML elements using jQuery?
...n('click', function(){
alert(this.id); // myDiv
}).appendTo('body');
DEMO.
This way, you can even use event handlers for the specific element like
$('<div/>', {
'id':'myDiv',
'class':'myClass',
'style':'cursor:pointer;font-weight:bold;',
'html':'<span>For HTML<...
Is there a faster/shorter way to initialize variables in a Rust struct?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Could not load file or assembly … The parameter is incorrect
...g applied to reference at this time (private, custom, partial, or location-based assembly bind).
LOG: Attempting download of new URL **file:///C:/Windows/Microsoft.NET/Framework/v4.0.30319/Temporary ASP.NET Files/root/3c8629f7/dfa387b6/Avanade.ViddlerNet.DLL.**
LOG: Attempting download of new URL **...