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How do I remove a substring from the end of a string in Python?
...the ends of x.
Instead, you could use endswith and slicing:
url = 'abcdc.com'
if url.endswith('.com'):
url = url[:-4]
Or using regular expressions:
import re
url = 'abcdc.com'
url = re.sub('\.com$', '', url)
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How do I change my Ruby version using RVM?
I am not able to switch the current Ruby version:
13 Answers
13
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Test if a command outputs an empty string
How can I test if a command outputs an empty string?
11 Answers
11
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Make multiple-select to adjust its height to fit options without scroll bar
...ss("height", parseInt($("#multiSelect option").length) * 20);
});
Demo:
http://jsfiddle.net/AZEFU/
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C++ static virtual members?
Is it possible in C++ to have a member function that is both static and virtual ? Apparently, there isn't a straightforward way to do it ( static virtual member(); is a compile error), but is there at least a way to achieve the same effect?
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Logging Clientside JavaScript Errors on Server [closed]
...You could try setting up your own handler for the onerror event and use XMLHttpRequest to tell the server what went wrong, however since it's not part of any specification, support is somewhat flaky.
Here's an example from Using XMLHttpRequest to log JavaScript errors:
window.onerror = function(ms...
Run/install/debug Android applications over Wi-Fi?
...etcfg. You'll see it there.
To find the IP address while using OSX run the command adb shell ip route.
WARNING: leaving the option enabled is dangerous, anyone in your network can connect to your device in debug, even if you are in data network. Do it only when connected to a trusted Wi-Fi and re...
Daylight saving time and time zone best practices [closed]
... timestamp you get from a client machine as valid. For example, the Date: HTTP headers, or a javascript Date.getTime() call. These are fine when used as opaque identifiers, or when doing date math during a single session on the same client, but don't try to cross-reference these values with someth...
How to make a great R reproducible example
...use one of the built-in datasets, which are provided with most packages.
A comprehensive list of built-in datasets can be seen with library(help = "datasets"). There is a short description to every dataset and more information can be obtained for example with ?mtcars where 'mtcars' is one of the dat...
Android - border for button
...ode
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<gradient android:startColor="#FFFFFF"
android:endColor="#00FF00"
android:angle="270" />
<corners android:radius="3dp" />
...