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In log4j, does checking isDebugEnabled before logging improve performance?
... methods of various objects and concatenating the results.
In the given example, the log message is a constant string, so letting the logger discard it is just as efficient as checking whether the logger is enabled, and it lowers the complexity of the code because there are fewer branches.
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position: fixed doesn't work on iPad and iPhone
...#search=fixed
It has up to date info on Android, Opera (mini and mobile) & iOS.
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Where does forever store console.log output?
I installed forever and am using it, finding it quite funny.
11 Answers
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How to send a JSON object over Request with Android?
... @primpop - Is there any chance that you might be able to provide a simple php script to go along with this? I tried implementing your code, but I for the life of me could not get it to send anything other than NULL.
– kubiej21
Apr 2 '12 at 8:22
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Ruby: How to post a file via HTTP as multipart/form-data?
...o an HTTP POST that looks like an HMTL form posted from a browser. Specifically, post some text fields and a file field.
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How can I stage and commit all files, including newly added files, using a single command?
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Does
git add -A && git commit -m "Your Message"
count as a "single command"?
Edit based on @thefinnomenon's answer below:
To have it as a git alias, use:
git config --global alias.coa '!git add -A && git commit -m'
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Object initialization syntax
I'm just starting out with F# and I can't find the syntax to do object initialization like in C# 3.
3 Answers
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Float vs Decimal in ActiveRecord
...r that is how the IEEE specification defines floats in binary format. Basically, it stores sign, fraction and exponent to represent a Float. It's like a scientific notation for binary (something like +1.43*10^2). Because of that, it is impossible to store fractions and decimals in Float exactly.
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Is it possible for a computer to “learn” a regular expression by user-provided examples?
...at most modern "regular expressions" used in programming languages are actually stronger than regular languages, and therefore sometimes harder to learn.
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How to fix “Incorrect string value” errors?
...chie: The database can happily call the data whatever it wants, but if the php code that grabs it is stuffing it into a string, that won't make much difference...will it? I don't see exactly where the lack of understanding of UTF-8 is having an impact.
– Brian
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