OStack Q&A-Knowledge Sharing Community

0 votes

609 views

1 answer

python - _corrupt_record error when reading a JSON file into Spark

I've got this JSON file { "a": 1, "b": 2 } which has been obtained with Python json.dump method. ... it is not interpreting the file correctly? See Question&Answers more detail:os...

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

0 votes

420 views

1 answer

c# - When is it appropriate to use the KnownType attribute?

After reading the MSDN reference, I still have questions about when to use the KnownType attribute. I understand ... reference to that type? See Question&Answers more detail:os...

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

0 votes

641 views

1 answer

c# - Injection of IUrlHelper in ASP.NET Core

In RC1, IUrlHelper could be injected in services (with services.AddMvc() in startup class) This doesn't work ... get that outside a controller. See Question&Answers more detail:os...

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

0 votes

519 views

1 answer

java.util.regex.PatternSyntaxException: Dangling meta character '+' near index 0 +

I am getting the error when I launch my UI that causes this code to spit the error at me in the title. It ... Operator"); } return result; } See Question&Answers more detail:os...

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

0 votes

464 views

1 answer

Excel VBA Check if directory exists error

I have a spreadsheet that upon clicking a button will duplicate itself by copying/pasting everything to a new ... MkDir line is highlighted. See Question&Answers more detail:os...

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

0 votes

927 views

1 answer

python - Bold font weight for LaTeX axes label in matplotlib

In matplotlib you can make the text of an axis label bold by plt.xlabel('foo',fontweight='bold') You can also ... bold $phi$ in my axis label? See Question&Answers more detail:os...

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

0 votes

273 views

1 answer

How to add days into the date in android

In my database I am getting start date like 2011-11-30(yyyy/mm/dd)format.and duration date like 40 days.How ... /yyyy. Can anyone help me Thanks See Question&Answers more detail:os...

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

0 votes

309 views

1 answer

html - POST vs post, GET vs get

I realize that both will work, but is one more correct than the other? <form method="POST" /> vs. <form method= ... /> Why use one or the other? See Question&Answers more detail:os...

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

0 votes

404 views

1 answer

MySql - Update table using select statment from same table

I'm trying to update row in a table using values from a different row (and different columns) in the same ... WHERE t1.entry_id = 45; See Question&Answers more detail:os...

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

0 votes

913 views

1 answer

stl - C++, can I statically initialize a std::map at compile time?

If I code this std::map<int, char> example = { (1, 'a'), (2, 'b'), (3, 'c') }; then ... hope that this discussion has been helpful for others. See Question&Answers more detail:os...

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

0 votes

484 views

1 answer

namespaces - ASP.NET MVC How to specify which folder the View pages reside in?

by default the ASP.NET MVC engine searches the following folders for View pages: /Views/{Controller_Name}/{Action} ... the engine look for this? See Question&Answers more detail:os...

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

0 votes

833 views

1 answer

batch file - ERRORLEVEL inside IF

Just stumbled into a weird thing with %ERRORLEVEL% and wanted to see if anyone knows why and if there's a ... //support.microsoft.com/kb/69576 See Question&Answers more detail:os...

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

0 votes

333 views

1 answer

java - Scroll up does not work with SwipeRefreshLayout in Listview

I want to implement scroll to refresh functionality with a listView. Also there are other view elements in the same ... loading = true; } } See Question&Answers more detail:os...

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

0 votes

397 views

1 answer

jQuery changing contents of an iFrame

I'm completely new to using jQuery. Why isn't this working? <iframe width="800" scrolling="no" id="prev" src= ... the best way to go about this? See Question&Answers more detail:os...

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

0 votes

383 views

1 answer

Does CMake offer a method to set the working directory for a given build system to use when running/debugging the project?

I have a project with the following structure: project_name/CMakeLists.txt project_name/src project_name/resources ... ... being probably no). See Question&Answers more detail:os...

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

0 votes

623 views

1 answer

cuda - How can I make tensorflow run on a GPU with capability 2.x?

I've successfully installed tensorflow (GPU) on Linux Ubuntu 16.04 and made some small changes in order to make it ... could be fixed as well. See Question&Answers more detail:os...

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

0 votes

435 views

1 answer

android - aapt not found under the right path

I just updated ADT, than the SDK and now I have in only one project the issue, that my aapt isn't found ... might happen only at one project? See Question&Answers more detail:os...

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

0 votes

595 views

1 answer

wix major upgrade not installing all files

I have a very simple WiX project (version 3.7) that installs somes files (a .NET program version 6.0.0.0). I ... is wrong and how to fix it? See Question&Answers more detail:os...

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

0 votes

710 views

1 answer

overriding - Can you override between extensions in Swift or not? (Compiler seems confused!)

I've been working on an iOS application in Swift (much of it being moved from Objective-C). I'm using Core Data ... , inout test: Bool) { } } See Question&Answers more detail:os...

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

0 votes

477 views

1 answer

java - Thread join on itself

I am in doubt, what happens when a thread joins itself. i.e thread calls the join method on its own. I am ... But Why? Should I get any error? See Question&Answers more detail:os...

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

0 votes

794 views

1 answer

entity framework 4.1 - Enums with EF code-first - standard method to seeding DB and then using?

Is there a standard way to using Enums in EF code-first? There seems to be some examples making use of ... table manually from the enum. See Question&Answers more detail:os...

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

0 votes

493 views

1 answer

php - case-insensitive array_unique

I'm trying to write a few lines of code to make a case insensitive array unique type function. Here's what I ... sure what it is. Any help? See Question&Answers more detail:os...

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

0 votes

648 views

1 answer

android - Finish activity after toast message disappears?

Does anybody know, if there is a possibility to do something (in my case finish activity) on toast message will be closed? See Question&Answers more detail:os...

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

0 votes

351 views

1 answer

c# - Getting value of selected item in list box as string

I am trying to get the value of the selected item in the listbox using the code below, but it is always ... ; Anybody has answer for this.. See Question&Answers more detail:os...

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

0 votes

674 views

1 answer

Cannot create index in mongodb, "key too large to index"

I am creating index in mongodb having 10 million records but following error db.logcollection.ensureIndex({"Module ... createindex in mongodb, See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

c# - ASP.NET web api cannot get application/x-www-form-urlencoded HTTP POST

I'm new to web-api. I want to receive a HTTP POST data using web-api. The content-type is application/x-www- ... My job is to receive the data. See Question&Answers more detail:os...

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

0 votes

329 views

1 answer

sql server - Removing duplicate rows (based on values from multiple columns) from SQL table

I have following SQL table: AR_Customer_ShipTo +--------------+------------+--------------- ... ', which only allows me to write queries.] See Question&Answers more detail:os...

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

0 votes

350 views

1 answer

How to Prevent Garbage Collection in GIT?

Git mysteriously runs Garbage collection "from time to time" and deletes and orphaned commits you have. ... garbage collection altogether? See Question&Answers more detail:os...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags