大约有 46,000 项符合查询结果（耗时：0.0807秒） [XML]
Android - Pulling SQlite database android device
...vironment.getExternalStorageDirectory();
if (sd.canWrite()) {
String currentDBPath = "/data/data/" + getPackageName() + "/databases/yourdatabasename";
String backupDBPath = "backupname.db";
File currentDB = new File(currentDBPath);
File backupDB = new File(sd, ba...
How do you configure logging in Hibernate 4 to use SLF4J
...master/src/main/java/org/jboss/logging/LoggerProviders.java:
static final String LOGGING_PROVIDER_KEY = "org.jboss.logging.provider";
private static LoggerProvider findProvider() {
// Since the impl classes refer to the back-end frameworks directly, if this classloader can't find the target
...
How to load JAR files dynamically at Runtime?
...RL.class};
/**
* Adds a file to the classpath.
* @param s a String pointing to the file
* @throws IOException
*/
public static void addFile(String s) throws IOException {
File f = new File(s);
addFile(f);
}
/**
* Adds a file to the classpath...
How to split data into training/testing sets using sample function
I've just started using R and I'm not sure how to incorporate my dataset with the following sample code:
23 Answers
...
What's the state of the art in email validation for Rails?
...del:
class TestUser
include Mongoid::Document
field :email, type: String
validates :email, email: true
end
Your validator (goes in app/validators/email_validator.rb)
class EmailValidator < ActiveModel::EachValidator
EMAIL_ADDRESS_QTEXT = Regexp.new '[^\\x0d\\x22\\x5c\\x8...
Angular.js directive dynamic templateURL
... Its great solution. Is there a way to write it that it can handle multiple instances? Currently, once the scope is set it does not recognize new attrs.ver.
– Alen Giliana
Feb 18 '14 at 2:03
...
How may I align text to the left and text to the right in the same line?
How can I align text so that some of it aligns to the left and some of it aligns to the right within the same line?
9 Answe...
LINQ Join with Multiple Conditions in On Clause
... That seems like a non obvious way to do that. I'm not sure I would understand what it's suppose to do.
– svick
Oct 5 '11 at 16:52
1
...
Can I use GDB to debug a running process?
...
Yes. Use the attach command. Check out this link for more information. Typing help attach at a GDB console gives the following:
(gdb) help attach
Attach to a process or file outside of GDB.
This command attaches to another target, of the...
What's a concise way to check that environment variables are set in a Unix shell script?
...st variant (using just ?) requires STATE to be set, but STATE="" (an empty string) is OK — not exactly what you want, but the alternative and older notation.
The second variant (using :?) requires DEST to be set and non-empty.
If you supply no message, the shell provides a default message.
The ${v...