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Compare two arrays of primitives in Java?

I know about Arrays.deepEquals(Object[], Object[]) but this doesn't work for primitive types (due limitations of ... false; } return true; } See Question&Answers more detail:os...

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

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webview - JavaFX 8 WebEngine: How to get console.log() from javascript to System.out in java?

I'm using both JavaFX and the javascript engine inside JavaFX WebEngine to develop an application. I'd like to get ... to System.out in java? See Question&Answers more detail:os...

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

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Input redirection in gdb (MinGW)

I'm trying to get gdb to run programs with input redirection to stdin. For example, without gdb I would run a ... . What could be the problem? 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++ - Can I get polymorphic behavior without using virtual functions?

Because of my device I can't use virtual functions. Suppose I have: class Base { void doSomething() { } }; ... the compiler doesn't support it. See Question&Answers more detail:os...

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

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print python emoji as unicode string

I've been trying to output '??' as 'U0001f604' instead of the smiley, but it doesn't seem to work. I tried using repr ... . i.e. "I am happy ??" See Question&Answers more detail:os...

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

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openshift - Kubernetes ConfigMap size limitation

Though resourceQuotas may limit the number of configmaps in a namespace, is there any such option to limit the size ... , should be fine then. See Question&Answers more detail:os...

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

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openapi - Swagger schema properties ignored when using $ref - why?

I'm trying to build a Swagger model for a time interval, using a simple string to store the time (I know that ... done as I'm trying to do. 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 - matplotlib plot window won't appear

I'm using Python 2.7.3 in 64-bit. I installed pandas as well as matplotlib 1.1.1, both for 64-bit. ... I might be missing DLLs. Any suggestions? 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# - How to use the WebClient.DownloadDataAsync() method in this context?

My plan is to have a user write down a movie title in my program and my program will pull the appropiate ... re always such a great resource. See Question&Answers more detail:os...

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

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linux - Allowing Ctrl-C to interrupt a python C-extension

I'm running some computationally heavy simulation in (home-made) C-based python extensions. Occasionally I get ... /a/33652496/423420 below) 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 - Why does new BigDecimal("0.0").stripTrailingZeros() have a scale of 1?

Running this simple program: public static void main(final String... args) { System.out.println(BigDecimal.ZERO.scale()) ... ().scale() is 4! 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++ - How-to write a password-safe class?

This question follows a suggestion made by @sharptooth in this related question. Can std::string be tweaked so ... it before destruction) ? 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 to cut decimal off without rounding in C

How do I cut off decimal places in C without rounding? For example if the number is 4.48 it will just show 4.4 %.1f rounds to 4.5 See Question&Answers more detail:os...

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

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regex - Why are there so many different regular expression dialects?

I'm wondering why there have to be so many regular expression dialects. Why does it seem like so many ... to work in multiple languages. 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 - Getting max value(s) in JSON array

I'm trying to create a JavaScript function which takes information from an array in an external JSON and then ... team". 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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z3 - K-out-of-N constraint in Z3Py

I am using the Python bindings for the Z3 theorem prover (Z3Py). I have N boolean variables, x1,.., ... efficient than expressing it manually. See Question&Answers more detail:os...

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

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msbuild - What happened to BeforeBuild and other targets in VS2012?

I'm trying to get some pre-build steps to work in a C++ project in Visual Studio 2012 but they do not get ... "### AfterBuild ###" /> </Target> See Question&Answers more detail:os...

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

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PHP's preg_replace regex that matches multiple lines

How do I create a regex that takes into account that the subject consists of multiple lines? The "m" modifier for one does not seem to work. See Question&Answers more detail:os...

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

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angular - Can you use @ViewChild() or similar with a router-outlet? How if so?

I repeatedly run into a situation where I'd like to access a child component existing on the other side of a ... a hack or enabling prod mode. See Question&Answers more detail:os...

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

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regex - Why doesn't Python's `re.split()` split on zero-length matches?

One particular quirk of the (otherwise quite powerful) re module in Python is that re.split() will never ... regex flavors behave like this? See Question&Answers more detail:os...

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

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android - Can not run project after adding google play services to project

I am making a android application with needs google map. I created a new project in eclipse and compiled it ... alot before posting a question See Question&Answers more detail:os...

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

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generics - Returning a default value. (C#)

I'm creating my own dictionary and I am having trouble implementing the TryGetValue function. When the key isn't found, I ... false; } .... } 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 - Assertion failure : size.width>0 && size.height>0 in function imshow

i am using opencv2 and python on raspberry pi. and i am new with python and opencv. i tried to read a ... cv2.waitKey(0) cv2.destroyAllWindows() See Question&Answers more detail:os...

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

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r - Consistent color scale and legend between plots when not all levels of a grouping variable are present in the data

I have data which is being sequentially added to a data.frame in R. I am creating plots every so often showing ... a variable which isn't used. See Question&Answers more detail:os...

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

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Android - Use of view.setX() and setY in api 8

i am working on android api8. i want to position/place a view on screen dynamically. but to use setX and ... any alternative for this? need help See Question&Answers more detail:os...

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

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415 views

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How to get the most common value in an Int array? (C#)

How to get the most common value in an Int array using C# eg: Array has the following values: 1, 1, 1, 2 Ans should be 1 See Question&Answers more detail:os...

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

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10.6k views

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java - Error creating bean with name 'entityManagerFactory

I am trying to run a dbtest but I get the following error : "Caused by: org.springframework.beans.factory. ... >maven-eclipse-plugin</artifactId> <version>2.9</version>...

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

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798 views

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c# - Garbage Collection should have removed object but WeakReference.IsAlive still returning true

I have a test that I expected to pass but the behavior of the Garbage Collector is not as I presumed: ... or explanation for this behavior? See Question&Answers more detail:os...

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

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