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jquery - Dynamic Facebook Open Graph tags possible?

I'm dynamically changing my <meta property="og:image" content="#"> and <meta property="og:title" content="#"> ... a way around this? Thank you. See Question&Answers more detail:os...

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c# - Is .GetAwaiter().GetResult(); safe for general use?

I read in a few places that .GetAwaiter().GetResult(); could cause deadlocks and that we should use async/await ... should use, like Task.Wait? See Question&Answers more detail:os...

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python - Pandas still getting SettingWithCopyWarning even after using .loc

At first, I tried writing some code that looked like this: import numpy as np import pandas as pd np.random. ... the same warning. What gives? See Question&Answers more detail:os...

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MySQL: Select top n max values?

I am really confused about the query that needing to return top N rows having biggest values on particular column. For ... or top N + 1 rows. See Question&Answers more detail:os...

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Migrate Jersey project to use Java 10 results in java.lang.IllegalArgumentException at jersey.repackaged.org.objectweb.asm.ClassReader.<init>

Previously project is on Tomcat 8 and JDK 8 it was Working Fine But when i migrated my project on Tomcat 9 and ... > <!-- https://mvnrepository.com/artifact/org.glassfish.jerse...

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nosql - MAX(), DISTINCT and group by in Cassandra

I am trying to remodel a SQL database Cassandra such that, I can find the Cassandra equivalent for the SQL ... on any other possible methods.. See Question&Answers more detail:os...

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c# - Cannot deserialize the current JSON array (e.g. [1,2,3]) into type

I have a class like this: public class MyStok { public int STId { get; set; } public int SM { get; set; } ... ...] What is wrong in that code? See Question&Answers more detail:os...

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c++ - Calling a const function rather than its non-const version

I tried to wrap something similar to Qt's shared data pointers for my purposes, and upon testing I found out ... there something I'm missing? See Question&Answers more detail:os...

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c++ - Detect when multiple enum items map to same value

Is there a compile-time way to detect / prevent duplicate values within a C/C++ enumeration? The catch is that there ... C and C++ is better. See Question&Answers more detail:os...

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How to send a UDP Packet with Web RTC - Javascript?

How do you send a UDP Packet using Web RTC? See Question&Answers more detail:os...

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c - Disable variable-length automatic arrays in gcc

I couldn't disable it even though by using -std=c89 flag. How can I disable it? See Question&Answers more detail:os...

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reflection - How do I create an instance from a string in C#?

I'm reading information from an XML which contains the type of an object that I need to instantiate along ... in the project properties. See Question&Answers more detail:os...

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c# - Cannot convert type 'Task<Derived>' to 'Task<Interface>'

I have the following function with a delegate parameter that accepts a type of one interface and returns a task ... DoSomething((Message)m))); See Question&Answers more detail:os...

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algorithm - How to check if line segment intersects a rectangle?

If you have 2 points, (x1, y1) and (x2, y2), which represent two opposite corners of a rectangle, and 2 ... line defined by those two points.) See Question&Answers more detail:os...

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ms access - [] brackets in sql statements

What do the brackets do in a sql statement? For example, in the statement: insert into table1 ([columnname1], ... table name is in brackets? See Question&Answers more detail:os...

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java - ArrayList as key in HashMap

Would it be possible to add an ArrayList as the key of HashMap. I would like to keep the frequency count of ... .add(word2); return arrList2; } See Question&Answers more detail:os...

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C# Generic Operators

I am trying to implement a generic operator like so: class Foo { public static T operator +<T>(T a, T b) ... a way to make a generic operator? See Question&Answers more detail:os...

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rust - Matching a generic parameter to an associated type in an impl

I have a trait with an associated type and a generic struct:: trait Generator { type Foo; fn generate(&self) ... a where clause that matches it. See Question&Answers more detail:os...

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java - How to use Wicket's DownloadLink with a file generated on the fly?

DownloadLink is nice and handy for creating a button/link for downloading a file, along these lines: add(new ... it makes a difference.) See Question&Answers more detail:os...

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c++ - How do we explain the result of the expression (++x)+(++x)+(++x)?

x = 1; std::cout << ((++x)+(++x)+(++x)); I expect the output to be 11, but it's actually 12. Why? See Question&Answers more detail:os...

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Using Pointers in a for loop

I'm struggling to understand why I have a bug in my code in one state but not the other. It's been ... just avoid generating pointers in loops? See Question&Answers more detail:os...

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python - Image resize under PhotoImage

I need to resize an image, but I want to avoid PIL, since I cannot make it work under OS X - don ... (INSERT, image=photoImg) Thank you! See Question&Answers more detail:os...

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java - Curly braces in "new" expression? (e.g. "new MyClass() { ... }")

What do the curly braces do there ? handler1 = new Handler() { public void handleMessage() { } }; object = ... in Java? Thank for your helps. See Question&Answers more detail:os...

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java - Collectors.summingInt() vs mapToInt().sum()

When you want to sum an integer value from a stream, there are two main ways of doing it: ToIntFunction<. ... . Which is more efficient/clearer? See Question&Answers more detail:os...

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C++ constant reference lifetime (container adaptor)

I have code that looks like this: class T {}; class container { const T &first, T &second; container( ... to class member reference? 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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JSON.Net - Change $type field to another name?

When using Json.Net, I understand how to get the $type property into the rendered json, but is there a way to ... "__type" instead of "$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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How to clean HTML tags using C#

For example: <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>title</title> < ... my want!! this is my want!!! See Question&Answers more detail:os...

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node.js - nodeJS max header size in http.request

With nodeJS v0.10.28, is there a limit in the size/length of the header content in an http request? Let me ... ? what solution do I have? 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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