大约有 47,000 项符合查询结果（耗时：0.0541秒） [XML]
What is the recommended way to delete a large number of items from DynamoDB?
...o do is call LogTable.DeleteItem(user_id) -
Without supplying the range, and have it delete everything for me.
An understandable request indeed; I can imagine advanced operations like these might get added over time by the AWS team (they have a history of starting with a limited feature set firs...
Can't Find Theme.AppCompat.Light for New Android ActionBar Support
...
You need to do next:
File->Import (android-sdk\extras\android\support\v7). Choose "AppCompat"
Project-> properties->Android. In the section library "Add" and choose "AppCompat"
That is all!
Note: if you are using "android:showAsAction" in men...
How to succinctly write a formula with many variables from a data frame?
Suppose I have a response variable and a data containing three covariates (as a toy example):
6 Answers
...
Difference between TCP and UDP?
What is the difference between TCP and UDP?
12 Answers
12
...
How can I get a side-by-side diff when I do “git diff”?
...ent ways to specify an external diff tool:
setting the GIT_EXTERNAL_DIFF and the GIT_DIFF_OPTS environment variables.
configuring the external diff tool via git config
See also:
https://git-scm.com/book/en/v2/Customizing-Git-Git-Configuration
git diff --help
http://www.pixelbeat.org/programmin...
What is the difference between “pom” type dependency with scope “import” and without “import”?
...n then reference these dependencies in the dependency section of your POM (and all of its child POMs) without having to include a version etc.
However if in your POM you simply define a normal dependency to other-pom-artifact-id then all dependencies from the dependency section of the other-pom-art...
What is Type-safe?
...
Type safety means that the compiler will validate types while compiling, and throw an error if you try to assign the wrong type to a variable.
Some simple examples:
// Fails, Trying to put an integer in a string
String one = 1;
// Also fails.
int foo = "bar";
This also applies to method argume...
How can I get the current screen orientation?
I just want to set some flags when my orientation is in landscape so that when the activity is recreated in onCreate() i can toggle between what to load in portrait vs. landscape. I already have a layout-land xml that is handling my layout.
...
Difference between git pull --rebase and git pull --ff-only
Let's say origin/master has commit A--B--C and my local/master has commit A--B--D .
1 Answer
...
Python Graph Library [closed]
...
There are two excellent choices:
NetworkX
and
igraph
I like NetworkX, but I read good things about igraph as well. I routinely use NetworkX with graphs with 1 million nodes with no problem (it's about double the overhead of a dict of size V + E)
If you want a fe...