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Program only crashes as release build — how to debug?
...rogram (actually the test suite for my program, but a program nonetheless) is crashing, but only when built in release mode, and only when launched from the command line. Through caveman debugging (ie, nasty printf() messages all over the place), I have determined the test method where the code is ...
Is it possible to specify a starting number for an ordered list?
I have a ordered list where I would like the initial number to be 6. I found that this was supported (now deprecated) in HTML 4.01. In this specification they say that you can specify the starting integer by using CSS. (instead of the start attribute)
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Fastest Way to Find Distance Between Two Lat/Long Points
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Create your points using Point values of Geometry data types in MyISAM table. As of Mysql 5.7.5, InnoDB tables now also support SPATIAL indices.
Create a SPATIAL index on these points
Use MBRContains() to find the values:
SELECT *
FROM table
WHERE MBRContains(LineFromText(CONCAT(
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HTTP redirect: 301 (permanent) vs. 302 (temporary)
Is the client supposed to behave differently? How?
6 Answers
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How to pass anonymous types as parameters?
...ow can I pass anonymous types as parameters to other functions? Consider this example:
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Is it possible to decompile a compiled .pyc file into a .py file?
Is it possible to get some information out of the .pyc file that is generated from a .py file?
7 Answers
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quick random row selection in Postgres
..., as in
SELECT myid FROM mytable OFFSET floor(random()*N) LIMIT 1;
The N is the number of rows in mytable. You may need to first do a SELECT COUNT(*) to figure out the value of N.
Update (by Antony Hatchkins)
You must use floor here:
SELECT myid FROM mytable OFFSET floor(random()*N) LIMIT 1;
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Check if a class has a member function of a given signature
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edited May 1 '14 at 1:57
Oktalist
12.5k11 gold bad...
How to fix getImageData() error The canvas has been tainted by cross-origin data?
My code is working very well on my localhost but it is not working on the site.
11 Answers
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Using LINQ to concatenate strings
What is the most efficient way to write the old-school:
17 Answers
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