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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
...ing of the bytes you received from the subprocess, you can use decode() to convert them into a printable str:
>>> print(b'hi\n'.decode('ascii'))
hi
Of course, this specific example only works if you actually are receiving ASCII from the subprocess. If it's not ASCII, you'll get an excep...
Make xargs execute the command once for each line of input
...: space.txt: No such file or directory
A better solution is to use tr to convert newlines to null (\0) characters, and then use the xargs -0 argument. Here's an example:
echo "file with space.txt" | tr '\n' '\0' | xargs -0 ls
file with space.txt
If you then need to limit the number of calls yo...
How do I migrate an SVN repository with history to a new Git repository?
...s a great cross-reference for the answer above. blokspeed.net/blog/2010/09/converting-from-subversion-to-git
– kgriffs
Mar 6 '12 at 16:13
4
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HorizontalScrollView within ScrollView Touch Handling
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Update: I figured this out. On my ScrollView, I needed to override the onInterceptTouchEvent method to only intercept the touch event if the Y motion is > the X motion. It seems like the default behavior of a ScrollView is to intercept the touch event whenever there is ANY Y motion. So with the...
How to read XML using XPath in Java
...String name = getEmployeeNameById(doc, xpath, 4);
System.out.println("Employee Name with ID 4: " + name);
List<String> names = getEmployeeNameWithAge(doc, xpath, 30);
System.out.println("Employees with 'age>30' are:" + Arrays.toString(names.toArray()));
...
What is the difference between sigaction and signal?
...ion() unless you've got very compelling reasons not to do so.
The signal() interface has antiquity (and hence availability) in its favour, and it is defined in the C standard. Nevertheless, it has a number of undesirable characteristics that sigaction() avoids - unless you use the flags explicitly ...
How to read a CSV file into a .NET Datatable
How can I load a CSV file into a System.Data.DataTable , creating the datatable based on the CSV file?
22 Answers
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Custom toast on Android: a simple example
... My custom toast wasn't showing up because I was using the new Constraint Layout as my custom toast's rootview. Once I changed to Linear Layout, everything worked perfectly. So be warned...
– Charles Woodson
Jun 19 '17 at 15:40
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Change priorityQueue to max priorityqueue
I have priority queue in Java of Integers:
16 Answers
16
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Push Notifications in Android Platform
...hat you need a Google account for your users : which is, I think, a constraint.
– kaffein
Apr 17 '12 at 12:13
33
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