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How can I use numpy.correlate to do autocorrelation?
...ew lines of code that allow you to compute the autocorrelation of a signal based only on the mathematical properties of the autocorrelation. That is, the autocorrelation may be computed in the following way:
subtract the mean from the signal and obtain an unbiased signal
compute the Fourier transf...
git push to specific branch
...
The default "remote" is based on the current branch's configuration (in this case it will indeed be origin). The branch(es) to push defaults (in current versions of git) to : if unset, which means matching, but that's supposed to change in the futu...
I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
...bf16e6f04321f966b4231371b21475bc4da, which is the second due to previous rebase:
3 Answers
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Add directives from directive in AngularJS
...o identify all registered directives and compile the directives one by one based on priority if these directives are on the same element. We set our custom directive's priority to a high number to ensure that it will be compiled first and with terminal: true, the other directives will be skipped aft...
Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
...t?
PostgreSQL - yes
MySQL - no; DDL causes an implicit commit
Oracle Database 11g Release 2 and above - by default, no, but an alternative called edition-based redefinition exists
Older versions of Oracle - no; DDL causes an implicit commit
SQL Server - yes
Sybase Adaptive Server - yes
DB2 - yes
I...
What's the difference between hard and soft floating point numbers?
...e computation may be done either by floating-point hardware or in software based on integer arithmetic.
Doing it in hardware is much faster, but many microcontrollers don't have floating-point hardware. In that case you may either avoid using floating point (usually the best option) or rely on an i...
When do Java generics require
...ut in this case the class is actually instantiated via reflection and used based on the key. (A distributed app where the client doesn't have the server classes available, just the key of which class to use to do the server side work).
– Yishai
May 22 '09 at 14...
Is there a way to “autosign” commits in Git with a GPG key?
...should be GPG signed.
Use of this option when doing operations such as rebase can result in a large number of commits being signed. It may be convenient to use an agent to avoid typing your GPG passphrase several times.
That config is usually set per repo (you don't need to sign your private e...
background function in Python
...to do in the background, this can be either better or worse than threading-based solutions; certainly, it is much more scaleable (ie you can do many more things in the background), but that might not be of concern in the current situation.
...
Multiple queries executed in java in single statement
... possible. There are two ways, as far as I know. They are
By setting database connection property to allow multiple queries,
separated by a semi-colon by default.
By calling a stored procedure that returns cursors implicit.
Following examples demonstrate the above two possibilities.
Example 1...