Recent questions

0 votes

739 views

1 answer

Basically, I am getting a memory error in python when trying to perform an algebraic operation on a numpy ... would be very appreciated! Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

418 views

1 answer

lucene.net - Is it possible to iterate through documents stored in Lucene Index?

I have some documents stored in a Lucene index with a docId field. I want to get all docIds stored in the index. ... . Is it possible to do so? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

244 views

1 answer

Append a string to the end of an existing field in MongoDB

I have a document with a field containing a very long string. I need to concatenate another string to ... the overall application even slower. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

259 views

1 answer

Convert an iOS objective c object to a JSON string

I have an objective C class like, @interface message : NSObject { NSString *from; NSString *date; NSString *msg; ... Output: %@", jsonString); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

735 views

1 answer

regex - Non-greedy string regular expression matching

I'm pretty sure I'm missing something obvious here, but I cannot make R to use non-greedy regular expressions: > library ... ,] "<a href="abc">" See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

math - Equivalent of `polyfit` for a 2D polynomial in Python

I'd like to find a least-squares solution for the a coefficients in z = (a0 + a1*x + a2*y + a3*x* ... , but the solution is provided via MATLAB. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

417 views

1 answer

C read binary stdin

I'm trying to build an instruction pipeline simulator and I'm having a lot of trouble getting started. What I need to ... on Windows and C ... ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

494 views

1 answer

Write to text file without overwriting in Java

I am trying to write a method that makes a "log.txt file" if one does not already exist and then writes to the ... println("COULD NOT LOG!!"); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

194 views

1 answer

How do you set only certain bits of a byte in C without affecting the rest?

Say I have a byte like this 1010XXXX where the X values could be anything. I want to set the lower four bits to ... I do this the fastest in C? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

295 views

1 answer

php - How can I set, get and destroy cookies in WordPress?

How can I set, get and destroy cookies in WordPress? I surfed the web but I can't get clear ideas, please help me find how. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

276 views

1 answer

javascript - Extract image src from a string

I'm trying to match all the images elements as strings, This is my regex: html.match(/<img[^>]+src=" ... ccn.com/ccs/2013/02/img_example.jpg" See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

720 views

1 answer

rxtx - java.lang.UnsatisfiedLinkError: no rxtxSerial in java.library.path

I am trying to use the 64 bit rxtx serial communication library (downloaded from cloudhopper) with 64bit ... occurring. Any suggestions. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

241 views

1 answer

java - Setting Android images from string value

Currently I'm drawing a PNG image in my Android application like so: ImageView image = new ImageView(context); ... isn't very efficient! Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

133 views

1 answer

How to expand an array dynamically in C++? {like in vector }

Lets say, i have int *p; p = new int[5]; for(int i=0;i<5;i++) *(p+i)=i; Now I want to add a 6th element to the array. How do I do it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

349 views

1 answer

javascript - Performance difference between jQuery's .live('click', fn) and .click(fn)

I love the new live event in jQuery 1.3. The question I have is the performance of this event. I know the ... use click or bind('click')? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

386 views

1 answer

c# - EF 6 Parameter Sniffing

I have a dynamic query that is just too large to put here. Safe to say that in it's current form it ... like an "OPTION RECOMPILE" via EF? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

217 views

1 answer

javascript - Angular-UI Router: Nested Views Not Working

Building a multi-step form ( wizard ). Was originally following this tutorial, which worked great, but am now trying to ... /a> </li> </ul> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

750 views

1 answer

HTTP POST request in Inno Setup Script

I would like to submit some information collected from user during Inno setup installation to our server via POST. ... any easier/better way? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

230 views

1 answer

Why does Go handle closures differently in goroutines?

Consider the following Go code (also on the Go Playground): package main import "fmt" import "time" func main( ... the loop works in both cases. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

292 views

1 answer

javascript - jQuery Mobile : What is the order of page events triggering?

I have to build fast a prototype for an application and I would like to know exactly where to insert various ... just "maximize" it somehow). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

277 views

1 answer

Can I set a base route in react-router

Assuming my app's base url is example.com/app Is it possible to set a base route in react-router so instead of ... > </Router> </Provider> ) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

511 views

1 answer

sql - How can I include null values in a MIN or MAX?

I have a table where I am storing timespan data. the table has a schema similar to: ID INT NOT NULL IDENTITY(1,1 ... 4 2004-05-06 2009-12-01 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

367 views

1 answer

.net - Does End Using close an open SQL Connection

If I wrap a SQLConnection in a Using, should I close it or does the end using handle it? using cn as new system ... 'Do I need this? end using See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

303 views

1 answer

Convert normal Java Array or ArrayList to Json Array in android

Is there any way to convert a normal Java array or ArrayList to a Json Array in Android to pass the JSON object to a webservice? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

311 views

1 answer

html - How to Clear/Remove JavaScript Event Handler?

Given the following HTML fragment: <form id="aspnetForm" onsubmit="alert('On Submit Run!'); return true;" ... other flavor of JavaScript usage. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

362 views

1 answer

python - ImportError: No module named 'google'

I installed Python 3.5. I ran the pip install google command and verified the modules. Google was present. ... solution from similar posts here. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

PHP debug_backtrace in production code to get information about calling method?

Is there a compelling reason to not use debug_backtrace for the sole purpose of determining the calling method's class, ... idea? If so, why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

697 views

1 answer

git - How can I fork my own GitHub repository?

So, total newbie to Git. Been reading through the guides and think I have the basics but am having difficulties ... my hard drive. Any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Just Browsing Browsing

Most popular tags