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Python - Get path of root project structure
...s case, __file__ will return the pathname from which the module is loaded. Read more here (see the modules section): docs.python.org/3/reference/datamodel.html
– jrd1
Feb 17 '19 at 8:18
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How to convert DOS/Windows newline (CRLF) to Unix newline (LF) in a Bash script?
... I used two different names. If you zap the input file before the program reads it all, as you do when you use the same name twice, you end up with an empty file. That is uniform behaviour on Unix-like systems. It requires special code to handle overwriting an input file safely. Follow the instruct...
Fat models and skinny controllers sounds like creating God models [closed]
I've been reading a lot of blogs which advocate the fat models and skinny controllers approach, esp. the Rails camp. As a result the routers is basically just figuring out what method to call on what controller and all the controller method does is call the corresponding method on the model and th...
MYSQL OR vs IN performance
...an IN will be converted to a bunch of OR statements anyway." Where did you read this? I would expect it to put it in a hashmap to make O(1) lookups.
– Ztyx
Apr 2 '14 at 7:09
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How do you tell a specific Delayed::Job to run in console?
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Read carefully the answer's author note: "it won't run any other things like destroying job that was done". I say so because I did not read it and I was getting crazy. Check the @DavidTuite's answer
– fg...
psql: FATAL: Peer authentication failed for user “dev”
...er changing pg_hba.conf if PostgreSQL is running you'll need to make it re-read the configuration by reloading (pg_ctl reload) or restarting (sudo service postgresql restart).
* The file pg_hba.conf will most likely be at /etc/postgresql/9.x/main/pg_hba.conf
Edited: Remarks from @Chloe, @JavierEH,...
WKWebView not loading local files under iOS 8
...hey finally solved the bug! Now we can use -[WKWebView loadFileURL:allowingReadAccessToURL:].
Apparently the fix was worth some seconds in WWDC 2015 video 504 Introducing Safari View Controller
For iOS8 ~ iOS10 (Swift 3)
As Dan Fabulish's answer states this is a bug of WKWebView which apparent...
In STL maps, is it better to use map::insert than []?
.... I preferred map[key] = value; because it feels natural and is clear to read whereas he preferred map.insert(std::make_pair(key, value)) .
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NoSQL (MongoDB) vs Lucene (or Solr) as your database
...ose results. So while it doesn't have general purpose map-reduce it has already written what you would be writing with map-reduce which is parallel search queries.
– chubbsondubs
Jun 14 '12 at 3:36
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How can I strip the whitespace from Pandas DataFrame headers?
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If you use CSV format to export from Excel and read as Pandas DataFrame, you can specify:
skipinitialspace=True
when calling pd.read_csv.
From the documentation:
skipinitialspace : bool, default False
Skip spaces after delimiter.
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