OStack Q&A-Knowledge Sharing Community

0 votes

144 views

1 answer

php - Change product prices via a hook in WooCommerce 3+

IN WooCommerce, I need to multiply all product prices by a number. So I have used the following (via a ... there anything I'm missing, or something wrong? Question&Answers:os...

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

0 votes

684 views

1 answer

rust - How do I implement the Add trait for a reference to a struct?

I made a two element Vector struct and I want to overload the + operator. I made all my functions and methods ... struct, but that is not the current question. Question&Answers:os...

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

0 votes

135 views

1 answer

c - Atomicity of `write(2)` to a local filesystem

Apparently POSIX states that Either a file descriptor or a stream is called a "handle" on the open file ... O_APPEND. Can you explain further this behaviour?? Question&Answers:os...

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

0 votes

1.2k views

1 answer

audio - Join two WAV files from Java?

What's the simplest way to concatenate two WAV files in Java 1.6? (Equal frequency and all, nothing fancy.) ... my Google-fu seems weak on this subject today.) Question&Answers:os...

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

0 votes

218 views

1 answer

java - getResourceAsStream() is always returning null

This question already has answers here: Question&Answers:os...

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

0 votes

241 views

1 answer

html - Are you allowed to nest a link inside of a link?

This may seem pretty basic, are you allowed to put a link inside of a link? See attached image below: I'm ... How would you do this? Thanks for the help! Question&Answers:os...

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

0 votes

418 views

1 answer

partial application - Python Argument Binders

How can I bind arguments to a Python method to store a nullary functor for later invocation? Similar to C++'s ... magic_function(add, 5) assert add_5(3) == 8 Question&Answers:os...

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

0 votes

1.4k views

1 answer

Java : Cannot format given Object as a Date

I have Date in this format (2012-11-17T00:00:00.000-05:00). I need to convert the date into this ... .format(dateformat); System.out.println(MonthYear); } } Question&Answers:os...

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

0 votes

331 views

1 answer

html - I need to open a new window in the background with JavaScript, and make sure the original is still focused

I have a window I'm opening with a Javascript function: function newwindow() { window.open('link.html','','width= ... in the new window, or the old one? Thanks! Question&Answers:os...

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

0 votes

148 views

1 answer

c# - How does native implementation of ValueType.GetHashCode work?

I created two structures of TheKey type k1={17,1375984} and k2={17,1593144}. Obviosly the pointers in ... 17 1375984 17 1593144 hash1=346948941 hash2=346948941 Question&Answers:os...

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

0 votes

64 views

1 answer

java - Delete data from ArrayList with a For-loop

I got a weird problem. I thought this would cost me few minutes, but I am struggling for few hours now... ... fix this? Or maybe another way to remove them? Question&Answers:os...

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

0 votes

267 views

1 answer

how to map more than one property from array of object in javascript

I have an array of Object as follows: var obj = [ {a: 1, b: 5, c: 9}, {a: 2, b: 6, c: 10}, { ... want to select only few fields(more than one) how to do that ? Question&Answers:os...

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

0 votes

381 views

1 answer

c - warning:gets function is dangerous

This question already has answers here: Question&Answers:os...

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

0 votes

371 views

1 answer

c - Initializing variable length array

This question already has answers here: Question&Answers:os...

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

0 votes

161 views

1 answer

javascript - Creating jQuery AJAX requests to a PHP function

So far when creating AJAX requests I have been posting to a separate PHP file. Is it possible to create a ... me any examples or documentation would be great. Question&Answers:os...

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

0 votes

1.0k views

1 answer

cross browser - Why doesn't this a:visited css style work?

Is there any reason why this does not work on Internet Explorer or Chrome: <html> <head> <style> A {font-weight: ... the source, so I had to do it this way. Question&Answers:os...

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

0 votes

792 views

1 answer

Referencing value in a closed Excel workbook using INDIRECT?

I want to refer to a cell value in another closed workbook with a formula (not VBA!). The Sheet name ... know a solution without using VBA or other libraries? Question&Answers:os...

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

0 votes

378 views

1 answer

c - Is malloc/free a syscall or a library routine provided by libc?

If malloc/free is implemented as a library routine in libc, then is it implemented on top of the sbrk syscall ... ALL the system calls in the target machine? Question&Answers:os...

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

0 votes

295 views

1 answer

python - Connecting slots and signals in PyQt4 in a loop

Im trying to build a calculator with PyQt4 and connecting the 'clicked()' signals from the buttons doesn't work as ... is that so and how can i fix this? Question&Answers:os...

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

0 votes

234 views

1 answer

r - Aggregate a data frame based on unordered pairs of columns

I have a data set that looks something like this: id1 id2 size 1 5400 5505 7 2 5033 5458 1 3 5452 ... in the base packages that would be more efficient? Question&Answers:os...

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

0 votes

360 views

1 answer

angularjs - Confusing $locationChangeSuccess and $stateChangeStart

I am trying to do some authentication with AngularUI Router. $urlRouter.sync() looks like exactly what I need. However ... pointers as to what I'm doing wrong? Question&Answers:os...

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

0 votes

285 views

1 answer

sql server - Infinite loop CTE with OPTION (maxrecursion 0)

I have CTE query with large record on it. Previously it worked fine. But lately, it throws an error ... loop in CTE when parsing self-referencing table Question&Answers:os...

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

0 votes

954 views

1 answer

rdf - Calculate length of path between nodes?

How can I retrieve the length of a path between two nodes? For instance, given an organizational hierarchy, ... in addition to the name of the suborganization? Question&Answers:os...

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

0 votes

2.1k views

1 answer

linq - How to filter nested collection Entity Framework objects?

Here is the problem: I need to return a collection of objects with filtered nested collections. E.g: there is ... flag set as true stay in the collection. Question&Answers:os...

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

0 votes

296 views

1 answer

parsing - Convert dot syntax like "this.that.other" to multi-dimensional array in PHP

Just as the title implies, I am trying to create a parser and trying to find the optimal solution to convert something from ... ]['column']['1'] = 'size:33%'; Question&Answers:os...

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

0 votes

139 views

1 answer

javascript - Viable options for running NodeJS on Android (Aug 2017)

There are a bunch of old SO threads dealing with running NodeJS on Android. Most of these are no ... blog with useful compilation tips and example project Question&Answers:os...

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

0 votes

250 views

1 answer

python - Naturally sorting Pandas DataFrame

I have a pandas DataFrame with indices I want to sort naturally. Natsort doesn't seem to work. Sorting the indices ... .index) print(df2.index) print(df3.index) Question&Answers:os...

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

0 votes

170 views

1 answer

javascript - Full text search in HTML ignoring tags / &

I've recently seen a lot of libraries for searching and highlighting terms within an HTML page. However, ... these obstacles? Thanks in Advance! Bruno Question&Answers:os...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags