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Increment a value in Postgres
...table 'totals' had 2 columns, 'name' and 'total', and Bill had a total of 203, what would be the SQL statement I'd use in order to move Bill's total to 204?
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converting double to integer in java
..., the result is equal to the value of the expression:
(long)Math.floor(a + 0.5d)
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Javascript dynamically invoke object method from string
... Karoly HorvathKaroly Horvath
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image processing to improve tesseract OCR accuracy
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fix DPI (if needed) 300 DPI is minimum
fix text size (e.g. 12 pt should be ok)
try to fix text ...
How do I get and set Environment variables in C#?
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edited Sep 24 '18 at 13:09
Matt
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answered O...
How to Copy Contents of One Canvas to Another Canvas Locally
...tion passing it the source canvas directly
destCtx.drawImage(sourceCanvas, 0, 0);
Way faster than using an ImageData object or Image element.
Note that sourceCanvas can be a HTMLImageElement, HTMLVideoElement, or a HTMLCanvasElement. As mentioned by Dave in a comment below this answer, you cannot...
Visual Studio SP1 error: silverlight_sdk.msi is unavailable
I'm trying to install the SP1 for Visual Studio 2010. I first installed the beta and it worked fine. Then I used the web platform installer to install the SQL CE Compact 4, which I assume installed the full SP1 after (this installation took over 12 hours, so I canceled it). The web platform installe...
Tell Ruby Program to Wait some amount of time
...en longer...
sleep(2.hours); sleep(3.days) # etc., etc.
# or shorter
sleep(0.5) # half a second
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HTML/Javascript change div content
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answered Mar 31 '10 at 15:19
SyntacticSyntactic
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Emacs mode for Stack Overflow's markdown
...eas:
;; Integrate Emacs with Stack Exchange https://stackoverflow.com/a/10386560/789593
(add-to-list 'auto-mode-alist '("stack\\(exchange\\|overflow\\)\\.com\\.[a-z0-9]+\\.txt" . markdown-mode))
Alternatively, if as-external-alist is defined—if M-x describe-variable RET as-external-alist doesn...