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How to generate keyboard events in Python?
... uparrow = 0x26
rightarrow = 0x27
downarrow = 0x28
select = 0x29
print = 0x2A
execute = 0x2B
printscreen = 0x2C
insert = 0x2D
delete = 0x2E
help = 0x2F
num0 = 0x30
num1 = 0x31
num2 = 0x32
num3 = 0...
JSF backing bean structure (best practices)
...VC design pattern. The typical use case is supplying an ArrayList to JSF h:selectOneMenu drop-down lists that appear in more than one JSF view. If the data in the dropdown lists is particular to the user, then the bean would be kept in session scope. However, if the data applies to all users (such a...
How to secure an ASP.NET Web API [closed]
... someCode = (from h in actionContext.Request.Headers where h.Key == "demo" select h.Value.First()).FirstOrDefault();
return someCode == "myCode";
}
catch (Exception)
{
return false;
}
}
}
And in your controller:
[DemoAuthorize]
public cl...
Combining Multiple Commits Into One Prior To Push
...commit: Add feature
b860ddb HEAD@{2}: commit: Add something
Reset to your selected head (I have chosen HEAD@{2})
git reset b860ddb --soft
git status (just to be sure)
Add your new commit
git commit -m "Add new commit"
Note: HEAD@{0} & HEAD@{1} Are now merged into 1 commit, this can be don...
application/x-www-form-urlencoded or multipart/form-data?
...will fail.
The key is to choose an encoding and a boundary such that your selected boundary characters cannot appear in the encoded output. One simple solution is to use base64 (do not use raw binary). In base64 3 arbitrary bytes are encoded into four 7-bit characters, where the output character se...
Foreign Key to multiple tables
...ulkon I know this is an old question but the query would be something like SELECT t.Subject AS ticketSubject, CASE WHEN u.Name IS NOT NULL THEN u.Name ELSE g.Name END AS ticketOwnerName FROM Ticket t INNER JOIN Party p ON t.Owner=p.PartyId LEFT OUTER JOIN User u ON u.ID=p.PartyId LEFT OUTER JOIN Gro...
How to create permanent PowerShell Aliases
...able them, open settings -> Update & Security -> For developers. Select Developer Mode (might require restart).
.
Scroll down to the PowerShell section, tick the "Change execution policy ..." option, and apply.
...
Storing JSON in database vs. having a new column for each key
..._food pizza
.................
and query via something like this:
select meta_val from `table` where meta_key = 'name' and uid = 1 order by meta_id desc
share
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improve this answer
...
HashMap get/put complexity
...te information out of thin air. Having a data structure of n element I can select one element in n different way. With that, I can encode log(n) bit information. If I can encode that in zero bit (that is what O(1) means) then I created an infinitely compressing ZIP algorithm.
...
Resizing an image in an HTML5 canvas
...
Try pica - that's a highly optimized resizer with selectable algorythms. See demo.
For example, original image from first post is resized in 120ms with Lanczos filter and 3px window or 60ms with Box filter and 0.5px window. For huge 17mb image 5000x3000px resize takes ~1s ...