大约有 47,000 项符合查询结果(耗时:0.0432秒) [XML]

https://stackoverflow.com/ques... 

How to get Latitude and Longitude of the mobile device in android?

...s.Editor prefsEditor = locationpref.edit(); prefsEditor.putString("Longitude", Longitude + ""); prefsEditor.putString("Latitude", Latitude + ""); prefsEditor.commit(); System.out.println("SHARE PREFERENCE ME PUT KAR DIYA."); ...
https://stackoverflow.com/ques... 

How to perform a mysqldump without a password prompt?

... To use a file that is anywhere inside of OS, use --defaults-extra-file eg: mysqldump --defaults-extra-file=/path/.sqlpwd [database] > [desiredoutput].sql Note: .sqlpwd is just an example filename. You can use whatever you desire. Note: MySQL will automatically check for ~/.my....
https://stackoverflow.com/ques... 

Finding current executable's path without /proc/self/exe

...es a program is expected to create the same environment (argv, environment strings, etc.) for that program as if it were run from a shell, with some optional extras. A program or user can setup an environment that deviates from this convention for other subordinate programs that it launches but if i...
https://stackoverflow.com/ques... 

ASP.NET MVC 5 - Identity. How to get current ApplicationUser

...od inside a LINQ query. Correct code: using Microsoft.AspNet.Identity; string currentUserId = User.Identity.GetUserId(); ApplicationUser currentUser = db.Users.FirstOrDefault(x => x.Id == currentUserId); share ...
https://stackoverflow.com/ques... 

Best practices/performance: mixing StringBuilder.append with String.concat

...m trying to understand what the best practice is and why for concatenating string literals and variables for different cases. For instance, if I have code like this ...
https://stackoverflow.com/ques... 

How to efficiently count the number of keys/properties of an object in JavaScript?

...).length worked best for me, because my return object is sometimes a plain string with no properties within it. _.size(obj) gives me back the length of the string, while _.keys(obj).length returns 0. – Jacob Stamm Nov 23 '15 at 23:02 ...
https://stackoverflow.com/ques... 

How do you Encrypt and Decrypt a PHP String?

...strlen() and mb_substr(), using the '8bit' character set mode to prevent mbstring.func_overload issues. IVs should be generating using a CSPRNG; If you're using mcrypt_create_iv(), DO NOT USE MCRYPT_RAND! Also check out random_compat. Unless you're using an AEAD construct, ALWAYS encrypt then MAC...
https://stackoverflow.com/ques... 

How to implement a queue using two stacks?

... C - 3) Demo Code public class TestMyQueue { public static void main(String[] args) { MyQueue<Integer> queue = new MyQueue<>(); // enqueue integers 1..3 for(int i = 1; i <= 3; i++) queue.enqueue(i); // execute 2 dequeue operations ...
https://stackoverflow.com/ques... 

How to convert currentTimeMillis to a date in Java?

... = java.time.format.DateTimeFormatter.ofPattern("u-M-d hh:mm:ss a O"); var string = zonedDateTime.format(formatter); share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Static class initializer in PHP

...nswers (including this one), I prefer Victor Nicollet's answer. Simple. No extra coding required. No "advanced" coding to understand. (I recommend including FrancescoMM's comment, to make sure "init" will never execute twice.) So I could have not bothered to write this answer. But so many people up...