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Selenium using python in mac-I am getting following error

I have set the path in .bashrc as: PATH="/Users/ddd/Downloads/geckodriver:$PATH" export PATH Still I am ... executable needs to be in PATH. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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NDK build opencv error

I encountered an error using the NDK way to compile the source code, I will opencv source code ... #$(CUDAIMGPROC_SOURCE) #$(CUDAOBJDETECT_SOURCE) #$(CUDAFEATURES2D_SOURCE) #$(C...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - Check and update dictionary if key exists doesn't change value

I'm trying to make a terminal-based game. So far, I have a sample class, a default player with default values, ... : 2 Armor: 20 Speed: 5 See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - JSONArray constructor issue

{"balance":1000.21,"is_vip":true,"num":100,"name":"foo"} This is my json string. I want to iterate ... what can be the possible solution this? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Deleting a pointer in a LinkedList class

I am trying to implement my first LinkedList class in C++ and I'm having trouble with deleting a pointer. ... is for a doubly linked list. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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winforms - degree rotation on triangle without changing position using C# windows application?

private void panel1_Paint(object sender, PaintEventArgs e) { Pen myPen = new Pen(Color.Blue, 1); Pen myPen2 = new ... . How can I achieve that? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - Checking Device has internet connection

I followed this Keep checking if Device has internet connection to check internet connectivity using BroadcastReceiver, ... from main activity See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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matlab - How to plot two functions on one graph?

I've been given the homework to graph the function x^3 and 3^x in one graph. Does anyone could help me with this exercise please? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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excel - Column nullification using Vbscript

Please follow the table where some tasks details have been gathered.Now i am looking for any VBscript on these types of ... ========= Thanks, See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Uncaught TypeError: Cannot read property 'length' of undefined - Cannot fix/debug this

http://darrenbachan.com/ http://darrenbachan.com/js/main.js I have no idea how to fix this. I don' ... need to display this content desperately. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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430 views

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Unity vuforia xcode (iOS: armv7, arm64)

If you have built an app for iOS(armv7, arm64) recently using these softwares, care to share: what versions of unity, vuforia, xcode you used. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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matlab - What does this syntax [0:1:5] mean (do) in the context of the given code?

I don't understand how [0:1:5] is being used in the code below: function [x , y] = plotTrajectory(Vo,O,t,g) % ... 10,i,[0:1:5],9.8); end See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Element IDs are not being recognised and are not triggering function

I'm trying to create simple selection option for users when selecting a particular font style. If they click on a font ... "#f1f1f1"); }); }); See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Why data is truncated when importing from XML to an Access database

When I import the XML into Access, One of the XML columns is trimmed in Access database. Is there any way to ... have used in open XML query. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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Reading a csv in java is reading only nulls

I am trying to read a csv file using opencsv in java. The file is generated by a SAS code. When ... completely without any manual intervention. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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actionscript 3 - AS3: Error 1009:

In a little game I have to make for college I render a menu at runtime, using movieclips i made of ... ); stage.addChild(btnShareOnFacebook); } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Shift key click in qt?

I am working on a paint program in QT5 C++ and I am trying to modify a function that draws a line to ... .end(); imageArea.update(); } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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295 views

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Generate a JSON file with Python

I'm trying to generate a JSON file with python. But I can't figure out how to append each object correctly ... , ensure_ascii=False, indent=4)) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Trying to rotate canvas, something is going wrong

So I'm trying to make a nice interactive map of my office in HTML5 for documentation purposes(tracking phone extensions, ... ; </script> </body> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - If an array name is treated as a pointer, why do I get a compile time error of Lvalue required when incrementing an array?

int main() { int a[]={2,3,4,5,6}; int j; for(j=0;j<5;j++) { printf("%d ",*a); a++; } return; } gives ... *p); p++; } return; } doesn't. why???? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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298 views

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vb.net - How can we transfer the value of a textboxes into the header of a dvgcheckboxes?

We wanted to let the user to input a value which is the date when the instructor/user check his/her class ... that you could all help us! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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445 views

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c# - How to load TreeView nodes from SqlLite database

I am trying to load nodes into a c# winform treeview using System.Data.SQLite. Currently my database table ... Any help is much appreciated. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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286 views

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list - python about linking sublist with same number together

I need to group sublists with the same elements together For example: list1 =[[1, 0], [2, 1], [30, 32]] ... can this be done in a general way? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Random flling the array - perl

I need to know how can I fill the array in perl randomly. For example: I want declare an array containing 10 ... guide? I would be so grateful. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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276 views

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How does int a=65; printf("%c", a); work in c language in GCC?

int a=65; printf("%c", a); I tried it on GCC on Ubuntu I don't know the version. But it worked ... and hence it shouldn't have been possible. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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326 views

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java - How to get the sum of an LinkedList (Sum up items in a LinkedList)

What I'm trying to do is get the sum of all integer items retrieved from the database then added into a ... this. Thank you in advance. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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319 views

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an irregular anomaly in python tuple

i create two identical tuples and use is operator on them the answer that should come is false but when i ... terminal and directly in terminal: See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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374 views

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go - Will time.Sleep block goroutine?

I have next code: par.go package main import ( "runtime"; "time" ) func main() { runtime.GOMAXPROCS(4) ... too many kernel threads for me? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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