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What's the idiomatic syntax for prepending to a short python list?
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The s.insert(0, x) form is the most common.
Whenever you see it though, it may be time to consider using a collections.deque instead of a list.
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brew install mysql on macOS
...olutions worked for me. I fixed it thus:
Used brew's remove & cleanup commands, unloaded the launchctl script, then deleted the mysql directory in /usr/local/var, deleted my existing /etc/my.cnf (leave that one up to you, should it apply) and launchctl plist
Updated the string for the plist. N...
how to get html content from a webview?
... }
});
webview.loadUrl("http://android-in-action.com/index.php?post/" +
"Common-errors-and-bugs-and-how-to-solve-avoid-them");
}
class MyJavaScriptInterface {
private Context ctx;
MyJavaScriptInterface(Context ctx) {
th...
Is volatile expensive?
After reading The JSR-133 Cookbook for Compiler Writers about the implementation of volatile, especially section "Interactions with Atomic Instructions" I assume that reading a volatile variable without updating it needs a LoadLoad or a LoadStore barrier. Further down the page I see that LoadLoad ...
Why can I access private variables in the copy constructor?
...many operations can involve two or more instances of your class: if you're comparing, adding/multiplying/dividing, copy-constructing, cloning, assigning etc. then it's often the case that you either simply must have access to private and/or protected data in the other object, or want it to allow a s...
.NET 4.0 has a new GAC, why?
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edited Jun 20 at 9:12
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answered Apr 17 '10 at 22:46
Brian R. BondyBrian...
How to find out which fonts are referenced and which are embedded in a PDF document
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pdffonts command line tool originally from Xpdf, now part of Poppler.
This tool is available in most Linux distributions as part of poppler-utils package.
Example usage and output:
$ pdffonts some.pdf
name ...
getViewTypeCount and getItemViewType methods of ArrayAdapter
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Android View shadow
... sure to have included the latest version in the build.gradle, current is
compile 'com.android.support:cardview-v7:26.0.0'
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How to get the raw value an field?
... but when the browser does not do enough, I would like to be able to complete it. such as removing spaces in the input, inferring the decimal point...
– njzk2
May 28 '14 at 14:20
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