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Should I use Java's String.format() if performance is important?
...entation String.format first parses the input with regular expressions and then fills in the parameters. Concatenation with plus, on the other hand, gets optimized by javac (not by the JIT) and uses StringBuilder.append directly.
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Redirect stdout to a file in Python?
...n't raise ValueError("Expected a file (`.fileno()`) or a file descriptor") then it is a bug. Are you sure it doesn't raise it?
– jfs
Apr 21 '14 at 16:37
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git submodule tracking latest
... check out onto the correct submodule branch, make the change, commit, and then go into the superproject and commit the commit (or at least record the new location of the submodule).
Other alternatives are detailed here.
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How to have comments in IntelliSense for function in Visual Studio?
...onment, it will add a <summary> tag for the new property. You should then manually add a <value> tag to describe the value that the property represents.
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JSON.parse vs. eval()
...indirectly because of unvalidated data stored in the server's database and then passed on to your program via an AJAX-style call. You may still need to validate individual fields to avoid "confused deputy" attacks, but using JSON.parse is a good first step.
– JackLThornton
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How can I scale an image in a CSS sprite
...ou please tell me if it is possible/how I can crop off a smaller image and then scale the cropped off region before I lay it out?
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Converting Go struct to JSON
...elements go to far. If the name of a struct member determines the behavior then this is just wrong.
– magiconair
Nov 25 '11 at 21:33
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JOIN two SELECT statement results
...s it comes down to the size of the records and how you indexed your table. Then you should also compare this query to running multiple queries at the same time using EXPLAIN ANALYZE
– OzzyTheGiant
Aug 7 at 20:50
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How make Eclipse/EGit recognize existing repository information after update?
...how view > Git Repositories; add local repository (as explained above). Then right-click on your project and select Import Project > Import Existing Project.
– Marko Bonaci
Jul 31 '13 at 15:56
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How to export a Vagrant virtual machine to transfer it
...g vagrant package command:
http://docs.vagrantup.com/v2/cli/package.html
Then copy the box to the other pc, add it using vagrant box add and run it using vagrant up as usual.
Keep in mind that files in your working directory (the one with the Vagrantfile) are shared when the virtual machine boots...