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c# - Should thread-safe class have a memory barrier at the end of its constructor?

When implementing a class intended to be thread-safe, should I include a memory barrier at the end of its ... doubt as to the safety. 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# - Exception from HRESULT: 0x80131047

I am having this problem whenever I try to debug my project: It's in French, here is my translation: "Error ... )" Can anyone help me please? See Question&Answers more detail:os...

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

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multithreading - How can I enumerate all managed threads in C#?

Is it possible to enumerate all managed threads in C#? Visual Studio seems to be able to do this when you hit ... anyone know how it does 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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c# - Encoding.GetEncoding can't work in UWP app

I need to encode some text files for native characters. In my Windows 8.1 Store app, I could use ... .RegisterProvider method, 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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javascript - How to cancel an image from loading

Suppose in Javascript that you assign the SRC to an IMG tag. It is a large SRC and you want to cancel ... the large image continues to download. See Question&Answers more detail:os...

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

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performance - Python: Why is IDLE so slow?

IDLE is my favorite Python editor. It offers very nice and intuitive Python shell which is extremely useful for unit ... m not really sure. Adam See Question&Answers more detail:os...

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

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jquery - How to create thead and tbody in ASP.NET Table ?

How to create thead and tbody in ASP.NET Table? I need those tags because of jquery and asp.net gives me only tr, th and td. 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 - How to pass result from second fragment to first fragment

In my app I have two fragments say fragmentA and FragmentB. When I click on a button in fragmetA, a ... result to previous fragment. 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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Finding the nth occurrence of a character in a string in javascript

I am working on a javascript code to find the nth occurrence of a character in a string. Using the ... same in other frameworks /languages? 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 Map error: InvalidKeyOrUnauthorizedURLMapError

I am developing in JavaScript/HTML/CSS an app that uses Google Maps. I am getting the following alert dialog ... enabled 11 Google Maps APIs. 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# - variable '' of type '' referenced from scope '', but it is not defined

Well, the following code is self-explaining; I want to combine two expressions into one using And operator. The ... --- causes run-time error See Question&Answers more detail:os...

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

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go - How to get memory size of variable?

Does anybody know how to get memory size of the variable (int, string, []struct, etc) and print it? Is ... could store the value into a string See Question&Answers more detail:os...

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

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git log - Difference between git-log and git-whatchanged?

Given this answer to another question, and given that the man pages for both git-log and git-whatchanged say ... bother having both of them? 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 we need two times write handlers in tomcat logging.properties?

From docs: handlers = 1catalina.org.apache.juli.FileHandler, 2localhost.org.apache.juli.FileHandler, 3manager.org ... similar properties files? 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 execute shell commands synchronously in PHP

I need to run multiple scripts(5 scripts) via cmd, I want to make sure unless and until the first script ... scripts can be run synchronously. 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 - No operator matches the given name and argument type(s). You might need to add explicit type casts. -- Netbeans, Postgresql 8.4 and Glassfish

I am trying to edit a table in Postgresql using JPA in Glassfish using EclipseLink. When I insert an entity, it ... . 53 more Java Result: 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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c++ - Specialization of 'template<class _Tp> struct std::less' in different namespace

I am specializing the 'less' (predicate) for a data type. The code looks like this: template<> struct std::less< ... the "old way" still valid? 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 use nth-child for styling with a table with rowspan?

I have a table that has one row that uses rowspan. So, <table> <tr> <td>...</td><td>...</td><td>.. ... solution to this, but thought I'd ask :-) See Question&Answers more detail:os...

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

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node.js - Print current stack trace in JavaScript

How do I print a stack trace from JavaScript? The answer How can I get a Javascript stack trace when I throw ... speaking, if it's different. 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 to use a string with quotation marks inside it?

I have the following string, which I want to execute as a process: Rundll32 Printui.dll,PrintUIEntry /ia ... quotation marks within the string. See Question&Answers more detail:os...

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

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Are PHP DateInterval comparable like DateTime?

I discovered that a DateTime object in PHP can be compared to another as the ">" and "<" operators are ... "01-03-2012" everything 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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What's the quickest way to compare strings in Java?

What's the quickest to compare two strings in Java? Is there something faster than equals? EDIT: I can not help ... be long up to 30 characters 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 - How to prevent calls to System.exit() from terminating the JVM?

I am almost certain this is impossible, but it's worth a try. I am writing a command line interface for a ... way to ignore System.exit calls? 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 - file_get_contents throws 400 Bad Request error PHP

I'm just using a file_get_contents() to get the latest tweets from a user like this: $tweet = json_decode( ... my server? 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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c# - Saving from List<T> to txt

I want my program to read from two text files into one List<T>. The List<T> is sorting and cleaning duplicates. I ... } Console.ReadKey(); } } } See Question&Answers more detail:os...

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

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Remove large padding after hamburger (menu) icon in Android Toolbar?

Here is a picture of the large padding gap after the menu icon: This occurred after not working on my ... spacing got doubled or something. See Question&Answers more detail:os...

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

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372 views

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Adding gdb to MinGW

I've gone to http://sourceforge.net/project/showfiles.php?group_id=2435, downloaded the Automated MinGW Installer ... what's already installed? See Question&Answers more detail:os...

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

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518 views

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Swift - Custom setter on property

I am converting a project in to Swift code and have come across an issue in a setter. My Objective-C code ... = newValue useDocument() } } See Question&Answers more detail:os...

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

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