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How would you do a “not in” query with LINQ?
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The link provided leads to a site flagged as containing malware.
– mikesigs
Nov 26 '18 at 23:05
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Python append() vs. + operator on lists, why do these give different results?
... operator (as others have shown here as well). It's not wise to do the opposite: to try to mimic append with the + operator for lists (see my earlier link on why).
Little history
For fun, a little history: the birth of the array module in Python in February 1993. it might surprise you, but arrays we...
Update R using RStudio
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You install a new version of R from the official website.
RStudio should automatically start with the new version when you relaunch it.
In case you need to do it manually, in RStudio, go to :Tools -> options -> General.
Check @micstr's answer for a more detailed walkt...
Copying files using rsync from remote server to local machine
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Wow that explainshell site is awesome.
– gosukiwi
Jan 8 '15 at 22:59
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How to get the client IP address in PHP [duplicate]
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For a site of scaled size, there will be load balancers and/or reverse proxies in front of the web application servers. You have to configure these load balancers or proxies to remove any external X-Forwarded-For header, and instea...
Parsing HTML using Python
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I recommend lxml for parsing HTML. See "Parsing HTML" (on the lxml site).
In my experience Beautiful Soup messes up on some complex HTML. I believe that is because Beautiful Soup is not a parser, rather a very good string analyzer.
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Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
...oller
and example_text.html.erb is the file
and this is the actual link site.com/blog/example-text
i figured this is works for me, and it's more effective than underscores SEO wise
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'App not Installed' Error on Android
...eans, such as from an Android file manager or from a download off of a Web site
2.Android Studio sets android:testOnly="true" on APKs that are run from
if you run your app directly connecting the device to your system, apk will install and run no problem.
if you sent this apk by copy from build...
Is it feasible to do (serious) web development in Lisp? [closed]
...g, all without having to stop anything. I've redefined functions while the site is running, the next time the function is called, it simply picks up the new code and works.
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What's the difference between deque and list STL containers?
...ted with those member functions.
Here's the summary on list from the same site:
A list is a doubly linked list. That is, it is a Sequence that supports both forward and backward traversal, and (amortized) constant time insertion and removal of elements at the beginning or the end, or in the middle...