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How do I read command-line parameters in C? For example, in ./test --help or ./test --build how do I access "--build" or "--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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javascript - How to dynamicly pass data to select list?

I need to dynamicly pass data to my select list with jquery. I see that data in console but my list is empty. ... { @class = "form-control" }) 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 - PostgreSQL 9.3: Dynamic pivot table

I have a table called as matrix which contains two columns namely cola and colb as shown below: Table: matrix create table ... 0 0 0 0 0 0 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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arrays - How to deserialize dodgy JSON (with improperly quoted strings, and missing brackets)?

I am having to parse (and ultimately reserialize) some dodgy JSON. it looks like this: { name: "xyz", id: ... in and out of this structure? 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 - What is the difference between the two ways of accessing the hdf5 group in SVHN dataset?

I need to read the SVHN dataset and was trying to read the filename of the first image. I am struggling a bit ... equivalent of ascii '1'-> 49 See Question&Answers more detail:os...

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

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html - How to curve the div from bottom with image background

Is it possible to add the bottom curved using HTML CSS so we don't ned to crop the image like this? The main ... use the SVG? I am not sure. 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 - returning UIImage from block

I have the following code: - (UIImage *) getPublisherLogo { //check the cache if the logo already exists NSString * ... . How do I avoid 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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javascript - Google Apps Script HTML Form

I have a simple html form with email sending this is the html file: <!DOCTYPE html> <html> <head> <base target="_top ... ></p> </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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Restructuring a bad database with PHP loops or MySQL

I have a special case with a PHP project where I am working with a database without a 3rd normal ... /end while mysqli_close($connection_var); 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 - Pretty print data in tkinter Label

I have following sample data data=[(1,'JohnCena','Peter',24,74), (2,'James','Peter',24,70), (3,'Cena',' ... How can I do that Here is the output 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 - Shorthand for Object.create() with multiple properties

If I want to create an object in JavaScript that has a prototype link to another object, but has several of ... object1 as it's prototype link See Question&Answers more detail:os...

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

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vba - Run-time error '91' (Object variable or With block variable not set)

I am relatively new to VBA and am trying to put together a msgbox that will give me a specific number from a web ... (CRD# 5944070)</span></div> See Question&Answers more detail:os...

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

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ios - Async request does not enter completion block

The following code is an attempt to me better understand [NSURLConnection sendAsynchronousRequest:queue:completionHandler]. ... return 0; } See Question&Answers more detail:os...

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

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Converting c# eventhandler code to vb.net

What would be equivalent code in vb.net for the code below dacServices.Message += new EventHandler<DacMessageEventArgs>(dbServices_Message); See Question&Answers more detail:os...

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

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x86 - Converting bin to hex in assembly

I'm beginner and I need help with converting 16-bit binary number to hex. I have done most of the code ... End of assembly with entry-procedure 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# - Null Reference Exception for Class Lists

I am new to programming and am running into an issue when creating a class with a list property of another class ... I appreciate all the 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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algorithm - Painter puzzle - estimation

This problem is based on a puzzle by Joel Spolsky from 2001. A guy "gets a job as a street painter, ... developing an algorithm, nor code. 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 - JFreechart Loop through polar chart sectors

I have the following code to method loop throug the sectors of a polar plot, but the method is being called ... .addSeries(seriesy); } } } 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 Studio can't find Kotlin dependency

I was trying to upgrade some dependencies for my Android Studio project and now I'm stuck with this error message ... files when I do 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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Is it possible based on CSS to create a circle with gradient border and transparent inner?

I'm trying to create a circle with CSS that has a gradient border but also a transparent inner so that it looks like ... </div> </div> </div> See Question&Answers more detail:os...

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

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Drive API Push Notifications for a Google Apps Script Web App

I want to set up a Push Notification using the Google Drive API and a web hook set up with Google Apps Script ... script? 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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windows - My ffmpeg output always add extra 30s of silence at the end

This is a code / argument I use to merge 1 audio and 1 image into 1 video. For some reason it adds 30s ... sure if this is just my 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++ - Using an iterator to Divide an Array into Parts with Unequal Size

I have an array which I need to divide up into 3-element sub-arrays. I wanted to do this with iterators, but I ... can't I do the first version? See Question&Answers more detail:os...

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

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swing - Switch imageIcon in java?

I have many planes(threads) that move in window, and I want switch the ImageIcon according to the direction of ... Sorry for my bad english. 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# - "unknown error: cannot read property 'scrollleft' of null" in Chrome using selenium

In Chrome when I am clicking button, I am getting "unknown error: cannot read property 'scrollleft' of null Their ... in this page, no scrolls. 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 - A clean way to organize and load files with subclasses

I have a parent class that provides abstract functions for manipulating hardware, and a directory full of classes that ... does it not matter? 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 - Segmentation Fault error in 3D array memory allocation

I have a pointer variable int ***a in C. I'm passing it to a function as &a i.e reference. In the function I'm getting ... i,j,k,a[i][j][k]); } See Question&Answers more detail:os...

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

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excel - How do I Use a Function as a Parameter?

I would like a function that will unprotect and reprotect my Worksheet. The function I have currently is as follows: ... my tables in using VBA. See Question&Answers more detail:os...

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

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