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How to add a new row to an empty numpy array
Using standard Python arrays, I can do the following:
6 Answers
6
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How do you push just a single Git branch (and no other branches)?
I am working on a local git repository. There are two branches, master and feature_x .
4 Answers
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Java packages com and org
...ntions:
The prefix of a unique package name is always written in all-lowercase ASCII letters and should be one of the top-level domain names, currently com, edu, gov, mil, net, org, or one of the English two-letter codes identifying countries as specified in ISO Standard 3166, 1981.
Subsequent comp...
Express-js wildcard routing to cover everything under and including a path
...iddleware/router.js
If you have 2 routes that perform the same action you can do the following to keep it DRY.
var express = require("express"),
app = express.createServer();
function fooRoute(req, res, next) {
res.end("Foo Route\n");
}
app.get("/foo*", fooRoute);
app.get("/foo", fooRoute)...
Json.net serialize/deserialize derived types?
json.net (newtonsoft)
I am looking through the documentation but I can't find anything on this or the best way to do it.
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In javascript, is an empty string always false as a boolean?
...Yes. Javascript is a dialect of ECMAScript, and ECMAScript language specification clearly defines this behavior:
ToBoolean
The result is false if the argument is the empty String (its length is zero);
otherwise the result is true
Quote taken from http://www.ecma-international.org/publications/file...
Signal handling with multiple threads in Linux
... which is received by and handled by root thread. Using POSIX threads, you can also sent SIGTERM to individual threads as well, but I suspect you are asking about what happens when the OS sends the signal to the process.
In 2.6, SIGTERM will cause child threads to exit "cleanly", where as 2.4, chil...
How can I install from a git subdirectory with pip?
...hould be a path starting from root of the project to where setup.py
is located.
So if your repository layout is:
- pkg_dir/
- setup.py # setup.py for package ``pkg``
- some_module.py
- other_dir/
- some_file
- some_other_file
You'll need to use
pip install -e vcs+protocol://re...
Get current batchfile directory
...
System read-only variable %CD% keeps the path of the caller of the batch, not the batch file location.
You can get the name of the batch script itself as typed by the user with %0 (e.g. scripts\mybatch.bat). Parameter extensions can be applied to this so %~dp0 will return the ...
Django FileField with upload_to determined at runtime
...ey(User)
file = models.FileField(upload_to=content_file_name)
As you can see, you don't even need to use the filename given - you could override that in your upload_to callable too if you liked.
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