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How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
...n more complete...
Example: I am going to install the excellent prettyplotlib package on Windows using conda 2.2.5.
1a) conda build --build-recipe prettyplotlib
You'll see the build messages all look good until the final TEST section of the build. I saw this error
File "C:\Anaconda\conda-bld\...
Applying function with multiple arguments to create a new pandas column
...es not work. The reason is, that one of the columns is of the type pandas._libs.tslibs.timestamps.Timestamp, which gets turned into the type numpy.datetime64 by the vectorization. The two types are not interchangeable, causing the function to behave badly. Any suggestions on this? (Other than .apply...
How to remove from a map while iterating it?
...ote GXX_EXPERIMENTAL_CXX0X):
#ifdef __GXX_EXPERIMENTAL_CXX0X__
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 130. Associative erase should return an iterator.
/**
* @brief Erases an element from a %map.
* @param position An iterator pointing to the element to be erased.
...
What is the difference between JSF, Servlet and JSP?
... client side languages (like HTML, CSS, JavaScript, ect.). JSP supports taglibs, which are backed by pieces of Java code that let you control the page flow or output dynamically. A well-known taglib is JSTL. JSP also supports Expression Language, which can be used to access backend data (via attribu...
Calling a Method From a String With the Method's Name in Ruby
..... but how come I can't find the word send in the Ruby source at - C:\ruby\lib\ruby\1.8\fileutils.rb? Thought I would find the send function in there.
– BuddyJoe
Sep 10 '09 at 21:15
...
Error handling in C code
...ractice" when it comes to error handling errors in a consistent way in a C library.
22 Answers
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Task not serializable: java.io.NotSerializableException when calling function outside closure only o
... class, companion object, nested classes, references to multiple 3rd party libs.
KryoSerializationWrapper refers to: https://github.com/amplab/shark/blob/master/src/main/scala/shark/execution/serialization/KryoSerializationWrapper.scala
...
Postgres: “ERROR: cached plan must not change result type”
...s see this: https://github.com/jruby/activerecord-jdbc-adapter/blob/master/lib/arjdbc/postgresql/connection_methods.rb#L60
Note on performance:
As per the reported performance issues in the above link - you should do some performance / load / soak testing of your application before switching thi...
Why does google.load cause my page to go blank?
... callback). Here a simplified example when I'm loading the "google.charts" lib:
if(google) {
google.load('visualization', '1.0', {
packages: ['corechart'],
callback: function() {
// do stuff, if you wan't - it doesn't matter, because the page isn't blank!
}
...
Can you get DB username, pw, database name in Rails?
...t: localhost
socket: <%= [
'/var/run/mysqld/mysqld.sock',
'/var/lib/mysql/mysql.sock',
'/tmp/mysqld.sock',
'/tmp/mysql.sock'].detect { |socket| File.exist?(socket) } %>
production:
database: app_production
<<: *mysql
development:
database: app_development
<<...