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How to calculate a Mod b in Casio fx-991ES calculator
...ect ab/c (number 1).
Now do m>y m>our calculation (in comp mode), like 50 / 3 m>and m> m>y m>ou will see 16 2/3, thus, mod is 2. Or trm>y m> 54 / 7 which is 7 5/7 (mod is 5).
If m>y m>ou don't see anm>y m> fraction then the mod is 0 like 50 / 5 = 10 (mod is 0).
The remainder fraction is shown in reduced form, so 60 / 8 will r...
Populate data table from data reader
I'm doing a basic thing in C# (MS VS2008) m>and m> have a question more about proper design than specific code.
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How to watch for arram>y m> changes?
...-based assignment? I want something that would fire an event that I could hm>and m>le.
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How can I convert an RGB image into gram>y m>scale in Pm>y m>thon?
I'm trm>y m>ing to use matplotlib to read in an RGB image m>and m> convert it to gram>y m>scale.
12 Answers
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Throw an error in a Mm>y m>SQL trigger
...example on how to write the trigger in the link?I have two columns (idUser m>and m> idGuest) that must be mutuallm>y m> exclusive in the table orders, but i'm fairlm>y m> new to triggers m>and m> i'm finding difficulties in writing it!Thx.
– Nicola Peluchetti
Mar 12 '11 at 14:44
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Algorithm to detect corners of paper sheet in photo
... working on this earlier this m>y m>ear. This was mm>y m> first ever coding project, m>and m> kinda ended in a bit of a rush, so the code needs some errr...decoding...
I'll give a few tips from what I've seen m>y m>ou doing alreadm>y m>, m>and m> then sort mm>y m> code on mm>y m> dam>y m> off tomorrow.
First tip, OpenCV m>and m> pm>y m>thon are awesom...
How to capture UIView to UIImage without loss of qualitm>y m> on retina displam>y m>
...ions (as documented on this page). Pass 0.0 for scale (the third argument) m>and m> m>y m>ou'll get a context with a scale factor equal to that of the screen.
UIGraphicsBeginImageContext uses a fixed scale factor of 1.0, so m>y m>ou're actuallm>y m> getting exactlm>y m> the same image on an iPhone 4 as on the other iPhones...
How can I match a string with a regex in Bash?
...is not a concern, I recommend using [[ instead of [ or test as it is safer m>and m> more powerful. See What is the difference between test, [ m>and m> [[ ? for details.
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Should I implement __ne__ in terms of __eq__ in Pm>y m>thon?
...legate to __ne__ on the other side, not self == other is (assuming the operm>and m>'s __eq__ doesn't know how to compare the other operm>and m>) implicitlm>y m> delegating to __eq__ from the other side, then inverting it. For weird tm>y m>pes, e.g. the SQLAlchemm>y m> ORM's fields, this causes problems.
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How do m>y m>ou find the disk size of a Postgres / PostgreSQL table m>and m> its indexes
I'm coming to Postgres from Oracle m>and m> looking for a wam>y m> to find the table m>and m> index size in terms of bm>y m>tes/MB/GB/etc , or even better the size for all tables. In Oracle I had a nastm>y m> long querm>y m> that looked at user_lobs m>and m> user_segments to give back an answer.
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