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c# - How do I get a deeply-nested property from JSON string?

How can I get the "myThings" array out of JSON that looks like the following using JSON.NET? Example 1: ... that inside array named "myThings". 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++ - Sending Two or more chars using SendInput

To send a char, we can use SendInput. How can I use it to send more than one char? I tried this code but it ... )); So, what is the right way? See Question&Answers more detail:os...

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

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powershell - try, catch doesent seem to work

I have the following code which I thought would allow me to catch an error and instead of generating the error ... Host "An Error Occurred" } 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# - Is there a quick way to get the control that's under the mouse?

I need to find the control under the mouse, within an event of another control. I could start with GetTopLevel and ... is there a quicker way? 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 do I receive the error message "Type mismatch: cannot convert int to byte"

If you declare variables of type byte or short and attempt to perform arithmetic operations on these, you receive the ... is on the third line. 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 elision: move constructor not called when using ternary expression in return statement?

Consider the following example: #include <cstdio> class object { public: object() { printf("constructor "); } ... in the last return statement? See Question&Answers more detail:os...

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

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MySQL INT meaning

I was wondering if I take a INT with a value of 8, does that mean that I can only go from 1 to 99999999 or from 1 to 4294967295 UNSIGNED ? 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 - Regex: only alphanumeric but not if this is pure numeric

For instance: '1' => NG '243' => NG '1av' => OK 'pRo' => OK '123k%' => NG I tried with /^(?=^[^0- ... Z0-9]+)$/ but it is not working very well. See Question&Answers more detail:os...

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

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less - Conditional CSS based on background color variable

Is it possible to set a color based on the lightness/darkness of a less variable? Currently I have the ... Is this possible with LESS? See Question&Answers more detail:os...

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

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swift2 - fatal error: swapping a location with itself is not supported with Swift 2.0

I have this extension which will create a new array which have group of arrays randomly from given array: extension ... know how to solve 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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Excel VBA Filter Change event handler

Is there a way to figure out when the user has made changes to the sheets filter? In other words is ... event handler of some sort? See Question&Answers more detail:os...

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

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.net - Clear controls does not dispose them - what is the risk?

There are multiple threads(a, b, c etc.) about the fact that Clear() ing items in the .NET component ... before its removing from the list? See Question&Answers more detail:os...

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

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Magento tax rounding issue

I got strange rounding issue for VAT in Magento. My product set up is * product price incl 20% VAT is 183.59 ... take a look? 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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serialization - How to serialize Java primitives using Jersey REST

In my application I use Jersey REST to serialize complex objects. This works quite fine. But there are a ... writing these container objects? See Question&Answers more detail:os...

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

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max - Finding the maximum value for each row among 3 columns in R

I need to calculate the maximum value for each row among 3 columns. A table could be: x = c(1,2,3,4,5 ) y ... 5 So, how can I do this correctly? 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 - Adding wheel factorization to an indefinite sieve

I'm modifying an indefinite sieve of Eratosthenes from here so it uses wheel factorization to skip more composites than ... am I doing wrong? See Question&Answers more detail:os...

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

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tableview - Colouring table row in JavaFX

This question is related to this. Now I want to colour the row where field value equals to some value. ... tc_inst so that colouring works? See Question&Answers more detail:os...

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

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312 views

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javascript - Find selected item in Datalist in HTML

I've a datalist something like this <input list="browsers"> <datalist id="browsers"> <option id="op1" value= ... is is selected/clicked by user? 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 - Is there a logical way to think about List Indexing?

What's the underlying logic or philosophical foundation to understand the difference between mylist[2] and mylist[[2]] in the ... ]] # [1] "c" 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++ - cannot call base class protected functions?

I cant call protected function in my base class. Why? It looks something like this: class B : B2 { public: ... is for derived classes to call. 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 can I kill task manager processes through VBA code?

I'm trying to kill certain processes through VBA. I have a proprietary object that connects to a market data ... a process through VBA? 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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262 views

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c++ - How to validate input using scanf

How can I validate the user input by using scanf. Right now I have something like this, but doesn't work. NOTE: I ... buf); if(i) index = i; See Question&Answers more detail:os...

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

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416 views

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File movement between Google Shared Drive (team drive) folders using Apps Script

I am creating a workflow for Shared Drive (Team Drive) where I have 3 folders under team drive: TO BE APPROVED ... well but couldn't found any. 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 - Screenshot showing up blank - Swift

Hi I am making a game and I have added a share button to the game. I want the user to be able to share ... be very clear. Thank you very much! See Question&Answers more detail:os...

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

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146 views

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java - Adding a line in a JavaFX chart

I have problems with adding a line at a defined position in JavaFX. The line has to be line a constant line as ... . Does anybody have an idea?! See Question&Answers more detail:os...

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

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360 views

1 answer

.net - General Rule for When to Implement IDisposable

EDIT: This question is a duplicate of What is the difference between managed and native resources when ... practice to implement IDisposable? See Question&Answers more detail:os...

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

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943 views

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How do I get MEID and IMEI information using adb commands on Android 5.0?

The only command that I know that works on other versions is "adb shell dumpsys iphonesubinfo" but it doesn't seem to work on Android 5.0. See Question&Answers more detail:os...

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

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408 views

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java - Image resizing and displaying in a JPanel or a JLabel without loss of quality

I'm developing a java program to capture employee images at the time of registration using a webcam. I can ... can retrieve the scaled image.. See Question&Answers more detail:os...

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

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