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When should you not use virtual destructors?
...o not declare a virtual destructor for a class? When should you specifically avoid writing one?
12 Answers
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How to create a shared library with cmake?
...le, but now I want to switch to cmake. The tree looks like this (I removed all the irrelevant files):
4 Answers
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API Versioning for Rails Routes
...Bo Jeanes for the prompting on those things.
You might want to wear a really strong helmet because this is going to blow your mind.
The Rails 3 routing API is super wicked. To write the routes for your API, as per your requirements above, you need just this:
namespace :api do
namespace :v1 d...
How to detect total available/free disk space on the iPhone/iPad device?
...
UPDATE: Since a lot of time has passed after this answer and new methods/APIs have been added, please check the updated answers below for Swift etc; Since I've not used them myself, I can't vouch for them.
Original answer:
I found the following solution working for me:
-(uint64_t)getFreeDiskspac...
How to use java.net.URLConnection to fire and handle HTTP requests?
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First a disclaimer beforehand: the posted code snippets are all basic examples. You'll need to handle trivial IOExceptions and RuntimeExceptions like NullPointerException, ArrayIndexOutOfBoundsException and consorts yourself.
Preparing
We first need to know at least the URL and the c...
How to include view/partial specific styling in AngularJS
...with a better solution.
UPDATE 1: Since posting this answer, I have added all of this code to a simple service that I have posted to GitHub. The repo is located here. Feel free to check it out for more info.
UPDATE 2: This answer is great if all you need is a lightweight solution for pulling in s...
How can I change the color of a Google Maps marker?
...mentation/overlays.html#Icons_overview
You would have one set of logic do all the 'regular' pins, and another that does the 'special' pin(s) using the new marker defined.
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What are the alternatives now that the Google web search API has been deprecated? [closed]
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From the TOS: "You specifically agree not to access (or attempt to access) any of the Services through any automated means (including use of scripts or web crawlers)..."
– ændrük
Mar 6 '11 at 17:53
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Simplest two-way encryption using PHP
What is the simplest way of doing two way encryption in common PHP installs?
6 Answers
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Renaming columns in pandas
...UMNS
Use the df.rename() function and refer the columns to be renamed. Not all the columns have to be renamed:
df = df.rename(columns={'oldName1': 'newName1', 'oldName2': 'newName2'})
# Or rename the existing DataFrame (rather than creating a copy)
df.rename(columns={'oldName1': 'newName1', 'oldNam...