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ctypes - Beginner
... to load my library but I am not able to access my functions from the .dll file. It always says "function 'xyz' not found". Could you suggest me a way around this? Cheers.
– Neophile
Sep 13 '11 at 11:32
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What is the Difference Between read() and recv() , and Between send() and write()?
...send out-of-band messages...).
Functions read()/write() are the universal file descriptor functions working on all descriptors.
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Preferred way of loading resources in Java
... Ah, I see. Absolute here means relative to the classpath, rather than filesystem absolute.
– Bart van Heukelom
Oct 5 '10 at 11:55
1
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Is there a way to list pip dependencies/requirements?
...--no-binary :all: -v
-d tells pip the directory that download should put files in.
Better, just use this script with the argument being the package name to get only the dependencies as output:
#!/bin/sh
PACKAGE=$1
pip download $PACKAGE -d /tmp --no-binary :all:-v 2>&1 \
| grep Collecting...
I lose my data when the container exits
... Incrementally committing changes is not "the docker way". Use a DOCKERFILE.
– user2105103
Jan 14 '15 at 14:23
24
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How can I remove a button or make it invisible in Android?
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First make the button invisible in xml file.Then set button visible in java code if needed.
Button resetButton=(Button)findViewById(R.id.my_button_del);
resetButton.setVisibility(View.VISIBLE); //To set visible
Xml:
<Button
android:text="Delete"
android:id=...
How can I color Python logging output?
... FORMAT = "[$BOLD%(name)-20s$RESET][%(levelname)-18s] %(message)s ($BOLD%(filename)s$RESET:%(lineno)d)"
COLOR_FORMAT = formatter_message(FORMAT, True)
def __init__(self, name):
logging.Logger.__init__(self, name, logging.DEBUG)
color_formatter = ColoredForma...
How to write multiple line property value using PropertiesConfiguration?
I have a properties file with a property with a List value (comma separated), how to write this property in a multi-line ? (backslash after the comma)?
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How do you write a migration to rename an ActiveRecord model and its table in Rails?
..., :old_table_name
end
end
I had to go and rename the model declaration file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this:
class RenameOldTableToNewTable < ActiveRecord::Migration
def change...
PowerShell: Setting an environment variable for a single command only
...Usage:
with-env.ps1 FOO=foo BAR=bar your command here
# Supports dot-env files as well
with-env.ps1 .\.env OTHER_ENV=env command here
On the other hand, if you install Gow you can use env.exe which might be a little more robust than the quick script I wrote above.
Usage:
env.exe FOO=foo BAR=ba...