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How to delete duplicates on a MySQL table?
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this might fail on MySQL > 5.5, if so use "set session old_alter_table=1;" and "set session old_alter_table=0;" before and after the statement
– chillitom
Sep 26 '13 at 10:52
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Algorithm to compare two images
...ng the algorithms
You should test (at the minimum) a large human analysed set of test data where matches are known beforehand. If for example in your test data you have 1,000 images where 5% of them match, you now have a reasonably reliable benchmark. An algorithm that finds 10% positives is not ...
Recommended way to stop a Gradle build
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How do I set it up? Call it?
– powder366
Dec 20 '13 at 11:51
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strdup() - what does it do in C?
...\0' character to mark the end of the string).
If the allocation failed, it sets errno to ENOMEM and returns NULL immediately. Setting of errno to ENOMEM is something malloc does in POSIX so we don't need to explicitly do it in our strdup. If you're not POSIX compliant, ISO C doesn't actually mandate...
How do I SET the GOPATH environment variable on Ubuntu? What file must I edit?
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As stated in user2128535's answer, GOROOT should be set to /usr/lib/go
– trungly
Feb 20 '15 at 23:07
9
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ArithmeticException: “Non-terminating decimal expansion; no exact representable decimal result”
...1 BigDecimal docs:
When a MathContext object is supplied with a precision setting of 0 (for example, MathContext.UNLIMITED), arithmetic operations are exact, as are the arithmetic methods which take no MathContext object. (This is the only behavior that was supported in releases prior to 5.)
As a c...
How do I create an HTML table with a fixed/frozen left column and a scrollable body?
...erested. Essentially the solution moves the headers off from the table and set each of them a 5em width. The table itself is pushed to the right for the same 5em width. This makes a visual appearance that the headers are still part of the normal flow in the table.
– HelloWorld
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How do I enumerate through a JObject?
... do I use it for nested JSON? For example, if the "value" contains another set of key:value pairs, how can I use the JToken value to iterate through next set of pairs?
– AlbatrossCafe
Aug 14 '15 at 22:52
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Best practice to mark deprecated code in Ruby?
... the people using it can easily check their code and catch up. In Java you set @Deprecated and everybody knows what this means.
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git add remote branch
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You can check if you got your remote setup right and have the proper permissions with
git ls-remote origin
if you called your remote "origin". If you get an error you probably don't have your security set up correctly such as uploading your public key to gith...