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Can you run GUI applications in a Docker container?
...rmissions. This results in xauth inside docker container not being able to read the file. You can verify by running xauth list within the docker container. I have added chmod 755 $XAUTH after the xauth nlist :0 | ... command to resolve this.
– Abai
Sep 28 '17 a...
AngularJS browser autofill workaround by using a directive
...nable war, which is why Angular (or Knockout) hasn't been able to solve it readily. There's no guarantee of the state of the data in your input at the time of the directive's initial execution. Not even at the time of Angular's initialization.... So it's a tricky problem to solve.
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Return value in a Bash function
...the man-page, or the --help output of the command, but both are only human-readable and hence are written to the wind.
When a command wants to get input it reads it from its input stream, or the argument list. In both cases text strings have to be parsed.
When a command wants to return something ...
What is the proper way to URL encode Unicode characters?
...velopers. (I regularly ask Java interviewees what the difference between a Reader and an InputStream is, and regularly get blank looks)
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python setup.py uninstall
...l, to do so, I had to install several libraries, maybe some of them were already installed (which means I can't remove in the uninstall process) but also I can't remove anything that other applications didn't installed because my library had installed first..
– Gabrielle
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Removing duplicates in lists
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Oh oops. Should have read the whole thing. What I ended up doing was using tuples instead of lists so this approach could still work.
– KNejad
Sep 21 '19 at 8:18
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What exactly is Python's file.flush() doing?
...lly what this means is that if another process has that same file open for reading, it will be able to access the data you just flushed to the file. However, it does not necessarily mean it has been "permanently" stored on disk.
To do that, you need to call the os.fsync method which ensures all ope...
Performance differences between debug and release builds
...= x; Pretty common in statements like dest[ix+1] = src[ix+1]; written for readability without introducing a helper variable. No need to compromise readability.
Constant folding. x = 1 + 2; becomes x = 3; This simple example is caught early by the compiler, but happens at JIT time when other opti...
AJAX POST and Plus Sign ( + ) — How to Encode?
...s $_GET, $_POST or $_REQUEST in PHP, you are retrieving values that have already been decoded.
Example:
In your JS:
// url encode your string
var string = encodeURIComponent('+'); // "%2B"
// send it to your server
window.location = 'http://example.com/?string='+string; // http://example.com/?s...
iPhone/iOS JSON parsing tutorial [closed]
...rvice from scratch (and the problems you'll want to avoid)
adapting it to read/write SQL Server data
getting an iOS 6 app to use the JSON servies.
using the JSON web services with JavaScript
http://mikesknowledgebase.com/pages/Services/WebServices-Page1.htm
All source code is provided, free of c...