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How to view or edit localStorage
...ools have changed, and are broken in this regard.
My extension's content-script stores data like this:
chrome.storage.local.set(packet);
When I view the Application tab of the extension's background page, and expand Storage > Local Storage, I see my extension listed, but clicking on it shows...
How to tell git to use the correct identity (name and email) for a given project?
...r the wrong identity.
That was exactly my problem. I have written a hook script which warns you if you have any github remote and not defined a local username.
Here's how you set it up:
Create a directory to hold the global hook
mkdir -p ~/.git-templates/hooks
Tell git to copy everything in ~/...
Get a filtered list of files in a directory
... Oh, I just noticed that the Python docs say glob() "is done by using the os.listdir() and fnmatch.fnmatch() functions in concert, and not by actually invoking a subshell". In other words, glob() doesn't have the efficiency improvements one might expect.
– Ben Hoyt
...
Installing Java on OS X 10.9 (Mavericks)
I have installed the JDK on Mac OS X v10.8 (Mountain Lion). When I upgraded it to Mac OS X v10.9 (Mavericks) and ran java -version in the terminal, it showed:
...
Launch an app from within another (iPhone)
...pplication] openURL:[NSURL URLWithString:customURL]];
}
else
{
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"URL error"
message:[NSString stringWithFormat:@"No custom URL defined for %@", customURL]
delegate:self cance...
How do I plot in real-time in a while loop using matplotlib?
... within an interactive matplotlib session. To make it work as a standalone script, it's necessary to 1) explicitly select a backend for matplotlib, and 2) to force the figure to be displayed and drawn before entering the animation loop using plt.show() and plt.draw(). I've added these changes to the...
What is the relationship between the docker host OS and the container base image OS?
...
As mentioned by BraveNewCurrency, the only relationship between the host OS and the container is the Kernel.
It is one of the main difference between docker and 'regular' virtual machines, there is no overhead, everything takes place directly within the host's kernel.
This is why you can run...
Can scrapy be used to scrape dynamic content from websites that are using AJAX?
...ee that I've filtered request down to XHR - these are requests made by javascript code.
Tip: log is cleared every time you load a page, at the bottom of the picture, the black dot button will preserve log.
After analyzing requests and responses you can simulate these requests from your web-crawler...
is vs typeof
...The second line, if (obj.GetType() == typeof(ClassA)) {}, is faster, for those that don't want to read the article.
(Be aware that they don't do the same thing)
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Python multiprocessing PicklingError: Can't pickle
...bit less elegant).
I was running:
python -m profile -o output.pstats <script>
And found that removing the profiling removed the error and placing the profiling restored it. Was driving me batty too because I knew the code used to work. I was checking to see if something had updated pool.p...