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Installing Python packages from local file system folder to virtualenv with pip
... is called --find-links option.
Though you might need to generate a dummy index.html for your local package index which lists the links to all packages. This tool helps:
https://github.com/wolever/pip2pi
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How to make rounded percentages add up to 100%
...equence = original
.Zip(Enumerable.Range(0, int.MaxValue), (x, index) => new { x, index })
.OrderBy(a => original[a.index] - rounded[a.index])
.ThenByDescending(a => a.index)
.Select(a => a.index).ToList();
}
else
{
appl...
How to iterate through SparseArray?
...a SparseArray (for Android) ? I used sparsearray to easily get values by index. I could not find one.
10 Answers
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Performance difference for control structures 'for' and 'foreach' in C#
...uld all depend upon how the enumerator is implemented versus how the lists indexer is implemented. As it turns out the enumerator for types based on arrays are normally written something like this:
private static IEnumerable<T> MyEnum(List<T> list)
{
for (int i = 0; i < list.Coun...
Why does this iterative list-growing code give IndexError: list assignment index out of range?
...o realise is that a list object will not allow you to assign a value to an index that doesn't exist.
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How exactly does the callstack work?
...propriately to optimize their alignment so the processor can fetch them as quickly as possible. The crucial fact is that the offset of the variables relative to some fixed address is constant throughout the lifetime of the frame - so it suffices to take an anchor address, say, the address of the fra...
What is the difference between List (of T) and Collection(of T)?
...move items
List - allows items to have an order (accessing and removing by index)
Enumerable has no order. You cannot add or remove items from the set. You cannot even get a count of items in the set. It strictly lets you access each item in the set, one after the other.
Collection is a modifiabl...
Cannot resolve the collation conflict between “SQL_Latin1_General_CP1_CI_AS” and “Latin1_General_CI_
... here:
SELECT
fti.object_Id,
OBJECT_NAME(fti.object_id) 'Fulltext index',
fti.is_enabled,
i.name 'Index name',
OBJECT_NAME(i.object_id) 'Table name'
FROM
sys.fulltext_indexes fti
INNER JOIN
sys.indexes i ON fti.unique_index_id = i.index_id
You can then drop the fullt...
Duplicating a MySQL table, indices, and data
...
To copy with indexes and triggers do these 2 queries:
CREATE TABLE newtable LIKE oldtable;
INSERT INTO newtable SELECT * FROM oldtable;
To copy just structure and data use this one:
CREATE TABLE tbl_new AS SELECT * FROM tbl_old;
I'...
How do I discard unstaged changes in Git?
How do I discard changes in my working copy that are not in the index?
36 Answers
36
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