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Using sed, how do you print the first 'N' characters of a line?
... N+1 characters up to the end of line:
$ sed 's/.//5g' <<< "defn-test"
defn
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What are the differences between ipython and bpython?
...oad of a module after you have changed your code. This is very useful for testing and debugging.
Run functions in the background in a separate task with %bg.
A whole parallel programming environment (not really a feature you expect from an interactive Python shell, but IPython offers it).
This li...
How to change spinner text size and text color?
... work with android.support.v7.widget.AppCompatSpinner here is the simplest tested solution using styles:
<android.support.v7.widget.AppCompatSpinner
android:id="@+id/spefcialFx"
style="@style/Widget.AppCompat.Spinner.Underlined"
androi...
Set title background color
... like to also add an icon and change the text in the bar. I have done some testing, and managed to change either one or the other but not both at the same time (using setFeatureDrawable and setTitle).
The ideal solution would be of course to follow the explanation in the thread given in the link, bu...
Nexus 7 not visible over USB via “adb devices” from Windows 7 x64
I have done the obvious -- the USB driver was installed from the latest Android SDK, and USB debugging was turned on in the tablet.
...
How to return a value from __init__ in Python?
...
f = Foo()
Gives this error:
Traceback (most recent call last):
File "test_init.py", line 5, in <module>
f = Foo()
TypeError: __init__() should return None, not 'int'
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How to hide a in a menu with CSS?
...lue of the <select> (using jQuery's .val()) will return null. I just tested this in Chrome 29, so Googlers beware!
– Mark
Sep 2 '13 at 16:32
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What is the difference between vmalloc and kmalloc?
...ory at boot.
*) This was true of earlier kernels. On recent kernels (I tested this on 2.6.33.2), max size of a single kmalloc is up to 4 MB! (I wrote a fairly detailed post on this.) — kaiwan
For a system call you don't need to pass GFP_ATOMIC to kmalloc(), you can use GFP_KERNEL. You're not...
Gmail Error :The SMTP server requires a secure connection or the client was not authenticated. The s
...view the activity. but reviewing the activity will not be helpful due to latest security standards the link will not be useful. So try the below case.
solution 2 for case 3: If you have hosted your code somewhere on production server and if you have access to the production server, than take remote...
Getting MAC Address
...= None
if if_ip == ip:
return if_mac
return None
Testing:
>>> mac_for_ip('169.254.90.191')
'2c:41:38:0a:94:8b'
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