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Cache busting via params

... The param ?v=1.123 indicates a query string, and the browser will therefore think it is a new path from, say, ?v=1.0. Thus causing it to load from file, not from cache. As you want. And, the browser will assume that the source will stay t...
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Cannot install Lxml on Mac os x 10.9

... I solved this issue on Yosemite by both installing and linking libxml2 and libxslt through brew: brew install libxml2 brew install libxslt brew link libxml2 --force brew link libxslt --force If you have solved the problem using this method but it...
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How can I check the system version of Android?

... Check android.os.Build.VERSION. CODENAME: The current development codename, or the string "REL" if this is a release build. INCREMENTAL: The internal value used by the underlying source control to represent this build. RELEASE:...
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How to redirect output with subprocess in Python?

... UPDATE: os.system is discouraged, albeit still available in Python 3. Use os.system: os.system(my_cmd) If you really want to use subprocess, here's the solution (mostly lifted from the documentation for subprocess): p = subpro...
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How to get UTF-8 working in Java webapps?

... in case anyone else has a similar problem. – testing123 Dec 7 '11 at 15:33 3 ...
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How to select where ID in Array Rails ActiveRecord without exception

...ore relevant for Rails 4.x Do this: current_user.comments.where(:id=>[123,"456","Michael Jackson"]) The stronger side of this approach is that it returns a Relation object, to which you can join more .where clauses, .limit clauses, etc., which is very helpful. It also allows non-existent IDs ...
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Restoring MySQL database from physical files

Is it possible to restore a MySQL database from the physical database files. I have a directory that has the following file types: ...
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What is difference between monolithic and micro kernel?

... kernel can invoke functions directly. Examples of monolithic kernel based OSs: Unix, Linux. In microkernels, the kernel is broken down into separate processes, known as servers. Some of the servers run in kernel space and some run in user-space. All servers are kept separate and run in different a...
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How to override !important?

... answered May 18 '14 at 19:12 KM123KM123 1,16111 gold badge99 silver badges2020 bronze badges ...
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Difference between malloc and calloc?

..., while malloc() leaves the memory uninitialized. For large allocations, most calloc implementations under mainstream OSes will get known-zeroed pages from the OS (e.g. via POSIX mmap(MAP_ANONYMOUS) or Windows VirtualAlloc) so it doesn't need to write them in user-space. This is how normal malloc ...