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Replace whole line containing a string using Sed
...cusDowning GNU sed does not require the space; it works just fine as originally posted. If your particular sed requires the space, then by all means note which sed is incompatible and add the necessary invocation as a comment. However, please don't change working code in an accepted answer.
...
Import error: No module name urllib2
...ython 3 named urllib.request and urllib.error. The 2to3 tool will automatically adapt imports when converting your sources to Python 3.
So you should instead be saying
from urllib.request import urlopen
html = urlopen("http://www.google.com/").read()
print(html)
Your current, now-edited code sa...
How to create a file in memory for user to download, but not through server?
...h the server?
I know I can't write directly to their machine (security and all), but can I create and prompt them to save it?
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How to get a list of installed Jenkins plugins with name and version pair
How can I get a list of installed Jenkins plugins?
21 Answers
21
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How to click or tap on a TextView text
...Don't forget the clickable attribute, without it, the click handler isn't called.
main.xml
...
<TextView
android:id="@+id/click"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Click Me"
androi...
How do you access a website running on localhost from iPhone browser
...ever port your website is running on) in the inbound security of your firewall if you are running one.
Note: don't forget the app's port if what you want is to debug the app in
your iPhone's browser like: http://192.168.0.102:3000. In this example 3000 is the default port used by ReactJS.
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What exactly is the meaning of an API? [closed]
...es are used.
When and where is it used?
Depends upon realm and API, naturally. Consider these:
The x86 (IA-32) Instruction Set (very useful ;-)
A BIOS interrupt call
OpenGL which is often exposed as a C library
Core Windows system calls: WinAPI
The Classes and Methods in Ruby's core library
The ...
Python 3: ImportError “No Module named Setuptools”
I'm having troubles with installing packages in Python 3.
9 Answers
9
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How can I create a simple message box in Python?
...line code like this:
import ctypes # An included library with Python install.
ctypes.windll.user32.MessageBoxW(0, "Your text", "Your title", 1)
Or define a function (Mbox) like so:
import ctypes # An included library with Python install.
def Mbox(title, text, style):
return ctypes.windl...
What do the makefile symbols $@ and $< mean?
...e name of the target being generated, and $< the first prerequisite (usually a source file). You can find a list of all these special variables in the GNU Make manual.
For example, consider the following declaration:
all: library.cpp main.cpp
In this case:
$@ evaluates to all
$< evaluates to...