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Write-Host vs Write-Information in PowerShell 5

It is well known that Write-Host is evil. In PowerShell 5, Write-Information is added and is considered to ... kind answers here. Thank you. 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 do I dynamically create an Expression<Func<MyClass, bool>> predicate?

How would I go about using an Expression Tree to dynamically create a predicate that looks something like... (p ... . Sorry for the confusion. 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# - Message pump in .NET Windows service

I have a Windows Service written in C# that handles all of our external hardware I/O for a kiosk ... that encapsulates a message pump? See Question&Answers more detail:os...

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

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Does .NET assembly size affect performance?

Does the size of a .net assembly affect performance at all? How about the number of assemblies in your windows forms/web forms project? See Question&Answers more detail:os...

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

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Animate CSS background-position with smooth results (sub-pixel animation)

I'm trying to animate the background-position of a div, slowly, but without it having jerky movement. You ... move those divs using translate? See Question&Answers more detail:os...

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

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Twilio PHP - SSL certificate: self signed certificate in certificate chain

I'm struggling with this error when trying to send a message via Twilio using their PHP library: Fatal error: ... pem it's using? 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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objective c - Storing and retrieving unsigned long long value to/from NSString

I have an unsigned long long value which I want to store into an NSString and retrieve from the string. ... into an NSNumber variable. 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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windows - Why doesn't my stderr redirection end after command finishes? And how do I fix it?

In Windows, either in command line or a batch file, the command DIR 2>NUL: 3>&2 (you can replace DIR with ... that will be appended to the file. 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 - WPF DataGrid Virtualization with Grouping

I'm using the WPF DataGrid from CodePlex and I need to get Virtualization to work with grouping. This question ... way of getting this going? See Question&Answers more detail:os...

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

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apache spark - Using pyspark to connect to PostgreSQL

I am trying to connect to a database with pyspark and I am using the following code: sqlctx = SQLContext(sc) ... code locally in my computer. 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 - Loading a ViewController inside a Container View

I have a containerView with full screen inside a VC. If i add a child to the containerView manually from a ... } I get super strange results: 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 - Overlay two ggplot2 stat_density2d plots with alpha channels

I want to overlay two ggplot2 plots with alpha channels in a way that the resulting image shows both datasets. ... the order of the datasets. 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 - Registering beans(prototype) at runtime in Spring

Just need something evaluated by the community. Following is a snippet of code, which is a simple factory ... valuable feedback. kind regards. 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 - size of a datatype without using sizeof

I have a data type, say X, and I want to know its size without declaring a variable or pointer of that ... work with user defined data type. 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 to convert an SSL certificate from a .key file to a .pfx?

is there a way to convert from a .key file to a .pfx file? thank you. EDIT: I only have the .key file but ... it to .pfx with just that file. See Question&Answers more detail:os...

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

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what's the easiest way to generate xml in c++?

I've used boost serialization but this doesn't appear to allow me to generate xml that conforms to a ... document back into that class. See Question&Answers more detail:os...

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

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344 views

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php - Laravel's 5.3 passport and api routes

I'm using Laravel Framework version 5.3.9, fresh download nothing added on via composer(except "laravel/passport": ... The part in questions is See Question&Answers more detail:os...

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

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789 views

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web services - Server-Side XML Validation with CXF Webservice

I'm working on an Apache CXF webservice (using JAX-WS, over SOAP). The service itself is pretty simple: ... me would be really appreciated. See Question&Answers more detail:os...

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

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792 views

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recursion - Recursive same-table query in SQL Server 2008

I have the following table in a SQL Server 2008 database: Id Name ParentFolder -- ---- ------------ 1 ... Sorry if I missed it. Many 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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regex - How to extract decimal number from string in C#

string sentence = "X10 cats, Y20 dogs, 40 fish and 1 programmer."; string[] digits = Regex.Split (sentence, ... numbers. How can I achieve 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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540 views

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jailbreak - iOS touch event notifications (private API)

It's possible to simulate touch events on iOS, and you can receive various system wide notifications when in the ... etc) would be even better! See Question&Answers more detail:os...

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

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337 views

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sql - MySQL Select minimum/maximum among two (or more) given values

Is it possible to SELECT the minimum or maximum among two or more values. I'd need something like this: SELECT ... this by only using MySQL? 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 - jQuery see if any or no checkboxes are selected

I know how to see if an individual checkbox is selected or not. But Im having trouble with the following - ... would answer the other 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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javascript - How to remove all click event handlers using jQuery?

I'm having a problem. Basically, when a user clicks an 'Edit' link on a page, the following Jquery code ... have been assigned to a button? 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 - What is the difference between Collections.emptyList() and Collections.EMPTY_LIST

In Java, we have Collections.emptyList() and Collections.EMPTY_LIST. Both have the same property: Returns the empty ... the one or the other? See Question&Answers more detail:os...

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

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374 views

1 answer

Powershell: Count items in a folder with PowerShell

I'm trying to write a very simple PowerShell script to give me the total number of items (both files and ... -it returns nothing. Any ideas? See Question&Answers more detail:os...

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

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340 views

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android - Retrofit and GET using parameters

I am trying to send a request to the Google GeoCode API using Retrofit. The service interface looks like ... understand the issue. Thoughts? See Question&Answers more detail:os...

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

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999 views

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datetime - How to compare timestamp dates with date-only parameter in MySQL?

In a SQL statement, how do I compare a date saved as TIMESTAMP with a date in YYYY-MM-DD format? ... only rows having midnight timestamp. 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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