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Create a dictionary with list comprehension
...}
>>> mydict
{'blah0': 'blah', 'blah2': 'blah'}
Here we are just testing for if the last character is divisible by 2 to filter out data before mapping the keys and values.
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Upgrade python packages from requirements.txt using pip command
...requirements.txt
pip freeze > requirements.txt
Having done the above, test your project with the new set of packages and eventually commit the requirements.txt file to the repository.
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How to Join to first row
...tems2.OrderId = Orders.OrderID And RowNum = 1
Sometimes you just need to test which query gives better performance.
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How to use 'cp' command to exclude a specific directory?
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I think you need the -path argument to test path hierarchies, not -iname
– James Murty
Jun 5 '12 at 0:34
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Convert date to another timezone in JavaScript
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Successfully tested in node.js v8.7.0
– Heinrich Ulbricht
Nov 29 '17 at 22:14
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How to merge remote changes at GitHub?
... Thanks! I had pushed branch "A" up to my Heroku staging app to test some functionality in a production environment. Then (locally) I merged "A" and "B" into "master" and wanted to push "master" into my staging app. Was having all sorts of problems. This made pushing the "master" very s...
Cannot open backup device. Operating System error 5
...en though I had a share with full permissions - even tried "Everyone" as a test).
I don't know if i consider my issue "fixed", however it is "working".
Just a FYI for any other users that come across this thread.
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in_array() and multidimensional array
...the code but it has an error - Parse error: parse error in C:\wamp\www\000_TEST\php\php.in_array\index.php on line 21 - which is if(in_array("Irix", $value) thanks.
– laukok
Nov 8 '10 at 21:51
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Get a random item from a JavaScript array [duplicate]
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Elegant solution. I tested it: var items = ["a","e","i","o","u"] var objResults = {} for(var i = 0; i < 1000000; i++){ var randomElement = items[Math.floor(Math.random()*items.length)] if (objResults[ra...
Can I multiply strings in Java to repeat sequences? [duplicate]
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StringUtils has been performance tuned and tested. The time to produce a production quality String utility library is time you don't have unless your current project is to write a production quality String utility library. Don't write code you don't have to. Plus, the...