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Java Runtime.getRuntime(): getting output from executing a command line program
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@AlbertChen pwd && ls is not just executing a single file, when you do that in a shell it executes both the /bin/pwd and /bin/ls executables. If you want to do stuff like that within java you'll need to do something like {"/bin/bash",...
Best way to create custom config options for my Rails app?
...I like to create a config.yml file within the config directory. For your example, it might look like this:
defaults: &defaults
audiocast_uri_format: http://blablalba/blabbitybla/yadda
development:
<<: *defaults
test:
<<: *defaults
production:
<<: *defaults
This co...
How can I get the named parameters from a URL using Flask?
... that compare to using parameters in app.route('/username=<username>&password=<password>')? That way you don't write the request.args.get lines at all.
– multigoodverse
Apr 17 at 14:16
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Dual emission of constructor symbols
...lete object constructor" and a "base object constructor" for each?
This Q&A implies to me that this is simply a by-product of polymorphism support, even though it's not actually required in this case.
Note that c++filt used to include this information in its demangled output, but doesn't any m...
How to install Maven 3 on Ubuntu 18.04/17.04/16.10/16.04 LTS/15.10/15.04/14.10/14.04 LTS/13.10/13.04
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edited Jun 6 '15 at 18:41
APerson
6,97644 gold badges3131 silver badges4747 bronze bad...
Determine if running on a rooted device
...tring buildTags = android.os.Build.TAGS;
return buildTags != null && buildTags.contains("test-keys");
}
private static boolean checkRootMethod2() {
String[] paths = { "/system/app/Superuser.apk", "/sbin/su", "/system/bin/su", "/system/xbin/su", "/data/local/xbin/su",...
rsync exclude according to .gitignore & .hgignore & svn:ignore like --filter=:C
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To sync deletes as well as adds & updates, you can simply add --delete-after to @VasiliNovikov's version of the command. (This seems equivalent to @dboliton's version of the command, except @db uses :e which i think excludes the .gitignore files from bei...
List comprehension vs. lambda + filter
... things that may slow down your use of filter.
The first is the function call overhead: as soon as you use a Python function (whether created by def or lambda) it is likely that filter will be slower than the list comprehension. It almost certainly is not enough to matter, and you shouldn't think m...
Safely turning a JSON string into an object
... It was changed way back in jQuery 1.6: james.padolsey.com/jquery/#v=1.6.0&fn=jQuery.parseJSON
– Karl-Johan Sjögren
Apr 5 '16 at 20:49
9
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Recommended way to embed PDF in HTML?
... js to use, unlike <object>: github.com/mozilla/pdf.js/blob/master/examples/helloworld/…
– LarsH
Oct 11 '12 at 16:25
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