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MAMP Pro 3.05 on Mavericks updated to Yosemite - Apache does not start

...e the file “envvars” located in /Applications/MAMP/Library/bin into “_envvars” Test Update: It works! Works for Yosemite release too! share | improve this answer | ...
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How to sign an android apk file

... https://developer.android.com/studio/publish/app-signing.html Okay, a small overview without reference or eclipse around, so leave some space for errors, but it works like this Open your project in eclipse Press right-mouse - > tools (android tools?) - > export signed application (apk?) G...
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MongoDb query condition on comparing 2 fields

...project and $match to implement field level redaction where it will return all documents matching the condition using $$KEEP and removes from the pipeline results those that don't match using the $$PRUNE variable. Running the following aggregate operation filter the documents more efficiently tha...
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Android emulator and virtualbox cannot run at same time

... Thanks @MichaelHampton. I installed vagrant-libvert and it worked! – jchook Jan 13 '19 at 21:42 add a comment  |...
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SQL Server: SELECT only the rows with MAX(DATE)

... HAVING t1.DateEntered = MAX(t2.DateEntered)) This is the fastest of all the queries supplied above. The query cost came in at 0.0070668. The preferred answer above, by Mikael Eriksson, has a query cost of 0.0146625 You may not care about the performance for such a small sample, but in large...
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Multiple aggregations of the same column using pandas GroupBy.agg()

... functions f1, f2 to the same column df["returns"] , without having to call agg() multiple times? 3 Answers ...
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Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe

... Here's how I solved it: open pip.exe in 7zip and extract __main__.py to Python\Scripts folder. In my case it was C:\Program Files (x86)\Python27\Scripts Rename __main__.py to pip.py Run it! python pip.py install something EDIT: If you want to be able to do pip install something...
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Floating point vs integer calculations on modern hardware

... From my experience, there are many, many variables to performance...especially between integer & floating point math. It varies strongly from processor to processor (even within the same family such as x86) because different processors have different "pipeline" lengths. Also, some operations ...
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Get all directories within directory nodejs

... Here's a shorter, syncronous version of this answer that can list all directories (hidden or not) in the current directory: const { lstatSync, readdirSync } = require('fs') const { join } = require('path') const isDirectory = source => lstatSync(source).isDirectory() const getDirectori...
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How to declare a global variable in JavaScript?

...s available only in browsers. Could you edit you answer to make it work in all environments? See How to get the global object in JavaScript? – Michał Perłakowski Nov 30 '16 at 15:50 ...