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How do I force Postgres to use a particular index?
...conscious decision made by the PostgreSQL team. A good overview of why and what you can do instead can be found here. The reasons are basically that it's a performance hack that tends to cause more problems later down the line as your data changes, whereas PostgreSQL's optimizer can re-evaluate the ...
Which is better option to use for dividing an integer number by 2?
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Use the operation that best describes what you are trying to do.
If you are treating the number as a sequence of bits, use bitshift.
If you are treating it as a numerical value, use division.
Note that they are not exactly equivalent. They can give different ...
How do I select text nodes with jQuery?
...ke to get all descendant text nodes of an element, as a jQuery collection. What is the best way to do that?
11 Answers
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Why is the Java main method static?
...void main(String[] args){
}
}
Should the JVM call new JavaClass(int)? What should it pass for x?
If not, should the JVM instantiate JavaClass without running any constructor method? I think it shouldn't, because that will special-case your entire class - sometimes you have an instance that ha...
What is the maximum length of latitude and longitude? [closed]
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What about the Longtitude. How much decimal place precision is enough to hold it.
– ArunRaj
Mar 17 '14 at 9:27
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How to get the directory of the currently running file?
In nodejs I use __dirname . What is the equivalent of this in Golang?
10 Answers
10
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How to remove all debug logging calls before building the release version of an Android app?
...lways be out of sync (I did several quick tests but can't exactly pinpoint what the cause is, possibly if you concatenate a string in the Log call), but sometimes it will be a few lines off. Worth the trouble IMO for the ability to easily remove Log calls.
– Tony Chan
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How to use glob() to find files recursively?
This is what I have:
27 Answers
27
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Which version of C# am I using
...ng).Assembly.ImageRuntimeVersion);
Getting version of C# compiler is somewhat harder, but you should be able to guess version by checking what framework version is used.
If you are using command line compiler (csc.exe) you can check help to see version (also you'd need to know Framework version ...
Set cache-control for entire S3 bucket automatically (using bucket policies?)
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Thanks for the actual examples of exactly what to do. I was having trouble discovering what was even possible just reading the docs.
– danneu
Jun 27 '15 at 15:36
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