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java - JavaFX screencapture headless exception on OSX

I'm converting my old java app from swing to javafx and I'm running into a problem. I'm using the ... @ https://github.com/beele/Roggbiv See Question&Answers more detail:os...

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

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Use swift Codable to decode JSON with values as keys

I have a problem decoding a JSON structure which I cannot change to make it easier to decode (it's coming ... partNumber = "Partnumber" } } See Question&Answers more detail:os...

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

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rust - Why does a lazy-static value claim to not implement a trait that it clearly implements?

With the following code (an attempt to make an HTTP request using the reqwest crate), the compiler says that ... ::IntoUrl` for `SID_URI` See Question&Answers more detail:os...

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

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Why SQL Server DATETIME type saves time in ticks of 1/300 of a sec?

SQLServer datetime format is stored as 8 bytes where the first four bytes are number of days since Jan 1, ... some historic reason for that. See Question&Answers more detail:os...

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

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c++ - Compile-time error: Multiple definition of 'main'

I am getting the following error: Multiple definition of `main' I have created a new project, there are two c++ ... How do I run these files? See Question&Answers more detail:os...

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

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comparison - Comparing integer Arrays in Java. Why does not == work?

I'm learning Java and just came up with this subtle fact about the language: if I declare two integer Arrays with ... ); } } Thanks in advance! See Question&Answers more detail:os...

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

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c++ - Passing pointer argument by reference under C?

#include <stdio.h> #include <stdlib.h> void getstr(char *&retstr) { char *tmp = (char *)malloc(25); strcpy( ... reference? If not, why? Thanks. See Question&Answers more detail:os...

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

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c++ - Copy constructor vs. return value optimization

In a previous question, it appeared that a plain return-by-value function always copies its return argument into the variable ... f( 1, 2 ); } See Question&Answers more detail:os...

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

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iphone - dyld: Symbol not found: error how to resolve this issue

I have the following code (given below) where I am using NSURLConnection for connecting and parsing the response string. ... : %d", count); } See Question&Answers more detail:os...

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

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objective c - How to convert Hex to Binary iphone

I need to convert a hex string to binary form in objective-c, Could someone please guide me? ... to 1111111111011111111111101111000? BR, Suppi See Question&Answers more detail:os...

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

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javascript - Do duplicate ID values screw up jQuery selectors?

If I had two divs, both with id="myDiv", would $("#myDiv").fadeOut(); fade both divs out? Or would ... fancybox wrong) please let me know. See Question&Answers more detail:os...

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

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Java covariance

I'm having a hard time trying to figure this out. Say I have the following code: class Animal { } class ... be assignable. What am I missing? See Question&Answers more detail:os...

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

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spring - NoSuchMethodError: org.jboss.logging.Logger.debugf

I'm trying to make a stack Spring + Spring Data + Log4J2 work. Unfortunately, when deploying the artefact on My ... configuration> </plugin> </plugins> </build> </project>...

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

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SWIG interface to receive an opaque struct reference in Java through function argument

I am trying to use SWIG in order to use the Spotify API (libspotify) for Android: https://developer.spotify. ... I found in the documentation. See Question&Answers more detail:os...

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

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Can I handle the killing of my windows process through the Task Manager?

I have a windows C++ application (app.exe). When the app is closed, I need to perform some cleanup ... for SIGTERM and perform the cleanup. See Question&Answers more detail:os...

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

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python: unicode in Windows terminal, encoding used?

I am using the Python interpreter in Windows 7 terminal. I am trying to wrap my head around unicode and ... Python terminal encoding on Windows See Question&Answers more detail:os...

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

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java - How to map sql native query result into DTO in spring jpa repository?

Hi what I am trying to achieve is to get SQL native query result map into my DTO in java spring jpa repository, ... get the result into my DTO? See Question&Answers more detail:os...

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

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C# XNA Visual Studio: Difference between "release" and "debug" modes?

I'm working on a demo about collision detection. (Some of the code for this is detailed here.) In ... development. It just recently stopped. See Question&Answers more detail:os...

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

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CMD does not support UNC paths as current directories

We have batch scripts that seem to run fine however I am editing one of them to include some new work and ... manually (if this is possible)? See Question&Answers more detail:os...

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

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postgresql - Is there a way to disable updates/deletes but still allow triggers to perform them?

Basically, I want to be able to use the REVOKE command to disable UPDATE and DELETE, but I still want the ... TRIGGERS but disabling the rest? See Question&Answers more detail:os...

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

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java - Locking mechanism of Mifare Classic 1K

The procedure of Mifare Classic 1K is Polling for tags Authenticate those tags If authentication succeded then read/ ... from a specific sector? See Question&Answers more detail:os...

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

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c++ - Does boost::bind() copy parameters by reference or by value?

Why does valgrind's DRD tool complaines "Conflicting load by thread ... at size 4": about such code: void ... values by reference or value? See Question&Answers more detail:os...

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

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How do I set the runtime classpath in Eclipse 4.2?

When I select Run Configurations from the Run menu I see no tab named Classpath as in previous versions of ... I set the runtime classpath? See Question&Answers more detail:os...

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

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javascript - Mongodb findAndModify node js

Following code gives me an exception in node js saying: "need to remove or update" var args = { query: ... have specified the update operation. See Question&Answers more detail:os...

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

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sql - How do I call an Oracle stored procedure from an Excel VBA script?

I have a stored procedure with parameters in an Oracle database. How do I call it from within an Excel VBA script? See Question&Answers more detail:os...

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

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1.0k views

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google cloud ml - How to pass base64 encoded image to Tensorflow prediction?

I have a google-cloud-ml model that I can run prediction by passing a 3 dimensional array of float32... { ' ... have to be trained on base64? See Question&Answers more detail:os...

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

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627 views

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c++ - How to send keystrokes to a window?

im using keybd_event(); and i want use SendMessage(); to send keystroke to notepad, can this be done? See Question&Answers more detail:os...

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

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566 views

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javascript - onKeyPress event in Firefox and IE8

I have the following Javascript code. Here I am using onKeyPress="someFunction( )" in the body tag to get the keyCode ... </table></body></html> See Question&Answers more detail:os...

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

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