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Accessing dict keys like an attribute?
...n and cases where you really need to handle dictionaries with very dynamic string keys - I think that in general the dataclasses introduced in Python 3.7 are the obvious/correct solution to vast majority of the use cases of AttrDict.
...
What does .SD stand for in data.table in R
...mples below, this is particularly helpful for chaining together "queries" (extractions/subsets/etc using [). In particular, this also means that .SD is itself a data.table (with the caveat that it does not allow assignment with :=).
The simpler usage of .SD is for column subsetting (i.e., when .SDc...
Difference between DTO, VO, POJO, JavaBeans?
...just for transfering unrelated data like this one class SomeClass { public String foo;public String bar; } inside a class with a lot of complicated logic, for sure it is not a JavaBean, it can't be a VO as it is mutable, could it be a DTO? altought it is not targeted for remote invocations of any so...
how can I add the aidl file to Android studio (from the in-app billing example)
...' to the directory 'src/main/aidl'
Locate your sdk location and go to "sdk\extras\google\play_billing". Default location for the sdk is "C:\Program Files (x86)\Android\android-sdk". If you custom changed it, then you will have to figure out the location through the sdk manager.
Copy 'IInAppBillingSe...
How to recursively download a folder via FTP on Linux [closed]
...rectory
Note the double slash after the server name. If you don't put an extra slash the path is relative to the home directory of user.
-nH avoids the creation of a directory named after the server name
-nc avoids creating a new file if it already exists on the destination (it is just skipped) ...
Deleting all files in a directory with Python
... list of file names which end it '.bak'. The elements of the list are just strings.
Then you could use os.unlink to remove the files. (PS. os.unlink and os.remove are synonyms for the same function.)
#!/usr/bin/env python
import glob
import os
directory='/path/to/dir'
os.chdir(directory)
files=glo...
How do I run a spring boot executable jar in a Production environment?
...otApplication
public class MyAppInitializer {
public static void main(String[] args) {
SpringApplication.run(MyAppInitializer .class, args);
}
}
My Initializer for production environment extends the SpringBootServletInitializer and looks like this:
@SpringBootApplication
public ...
Arrow operator (->) usage in C
...ore legible foo*.bar. The whole mess of typedef-ing functions with all the extra parentheses would have been avoided as well.
– Marquis of Lorne
Jan 26 '15 at 6:04
...
What represents a double in sql server?
... I'll be darn; you're right! I wonder what SQL does with the extra bit; it's not used for the exponent. If it did, the exponent would go up to +-616 instead of +-308. Maybe to track NULL?
– Euro Micelli
Jul 30 '09 at 21:42
...
Developing for Android in Eclipse: R.java not regenerating
...e of them recently
Check AndroidManifest.xml. I find that often I change a string and forget to change the string name from AndroidManifest.xml.
Check that Android SDK Build-tools is installed. Window -> Android SDK Manager -> Tools -> Android SDK Build-tools
Make sure when you update the A...