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html - Change label text using JavaScript

Why doesn't the following work for me? <script> document.getElementById('lbltipAddedComment').innerHTML = ' ... "lbltipAddedComment"></label> 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 - Find the date for the first Monday after a given date

Given a particular date, say 2011-07-02, how can I find the date of the next Monday (or any weekday day for that matter) after that date? See Question&Answers more detail:os...

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

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640 views

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aggregation framework - How to aggregate sum in MongoDB to get a total count?

For some collection with a field { wins: Number }, how could I use MongoDB Aggregation Framework to get the total number ... , i.e. total: 25. See Question&Answers more detail:os...

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

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dictionary - How do I compare two dictionaries in Swift?

Is there an easy way to compare two [String: AnyObject] dictionaries in swift, since it doesn't accept the == ... key they have the same values. 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 does "TypeError 'xxx' object is not callable" means?

As a starting developer in Python I've seen this error message many times appearing in my console but I don' ... of action produces this 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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asp.net mvc - Using System.ComponentModel.DataAnnotations with Entity Framework 4.0

I'm working with MVC3, and using Entity Framework 4.0 Entities as my model. So far, everything works great as far ... approach. How do I do it? 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 - Sum of digits in C#

What's the fastest and easiest to read implementation of calculating the sum of digits? I.e. Given the number: 17463 = 1 + 7 + 4 + 6 + 3 = 21 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 - Getting Current YouTube Video Time

I am writing a Browser Plugin and need to find a way to get the current time a YouTube Video playing on ... ? Does anyone have 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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java - In which thread do CompletableFuture's completion handlers execute?

I have a question about CompletableFuture method: public <U> CompletableFuture<U> thenApply(Function<? super T, ? ... by a thread pool? See Question&Answers more detail:os...

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

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compiler construction - Why does autoboxing make some calls ambiguous in Java?

I noticed today that auto-boxing can sometimes cause ambiguity in method overload resolution. The simplest example ... auto-boxing explicitly? See Question&Answers more detail:os...

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

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301 views

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css - Prevent that a fixed element resizes when zooming on touchscreen

On an HTML website, you have a fixed element like this: <div id="fixed"> <p>Some content</p> </div> It ... it stay the same size at all times? See Question&Answers more detail:os...

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

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visual studio - Custom Intellisense Extension

I am wanting to write an addition to intellisense in Visual Studio. Is it possible to extend at all, from ... to the intellisense for 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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laravel - multiple mail configurations

I configured laravel's mail service with mandrill driver. No problems here! Now, at certain point of my ... configs/behaviour during execution? 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++ - What's the meaning of * and & when applied to variable names?

In C++, what is the difference between: void func(MyType&); // declaration //... MyType * ptr; func(*ptr); ... // or address of some real 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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internet explorer 8 - Dependency Walker reports IESHIMS.DLL and WER.DLL missing?

On a Windows XP Professional SP3 with Internet Explorer 8 box, when I run Dependency Walker on an ... :Program FilesInternet ExplorerIeshims.dll 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 check if an integer is in a given range?

Hoping for something more elegant than if (i>0 && i<100) 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 - Convert a numeric month to a month abbreviation

I have a csv with a column called month as a numeric vector. Is there any way to convert this to a abbreviated month name of the month? See Question&Answers more detail:os...

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

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539 views

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64 bit - How do I detect which kind of JRE is installed -- 32bit vs. 64bit

During installation with an NSIS installer, I need to check which JRE (32bit vs 64bit) is installed on a ... a standard solution for 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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271 views

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Function pointers casting in C++

I have a void pointer returned by dlsym(), I want to call the function pointed by the void pointer. So I do ... C cast operator seems to work.. See Question&Answers more detail:os...

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

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256 views

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Immediate function using JavaScript ES6 arrow functions

Does anyone know how to write an immediate function using ES6 arrow syntax? Here's the ES3/5 way of doing ... ://www.es6fiddle.net/hsb8bgu4/ See Question&Answers more detail:os...

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

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432 views

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In either C or C++, should I check pointer parameters against NULL/nullptr?

This question was inspired by this answer. I've always been of the philosophy that the callee is never responsible ... these things, and why. See Question&Answers more detail:os...

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

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189 views

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jQuery UI autocomplete with JSON

Alright been racking my brain on this (im terrible at this) but yea ive tried reading all i can and still cant ... ); Please and thank you 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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834 views

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java - Python: How can I execute a jar file through a python script

I have been looking for an answer for how to execute a java jar file through python and after looking at: ... I study more about 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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542 views

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c++ - Difference between [square brackets] and *asterisk

If you write a C++ function like void readEmStar( int *arrayOfInt ) { } vs a C++ function like: void readEmSquare( ... readEmSquare( r, 6 ) ; } See Question&Answers more detail:os...

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

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184 views

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c# - Possible to calculate MD5 (or other) hash with buffered reads?

I need to calculate checksums of quite large files (gigabytes). This can be accomplished using the following method: ... due to the large 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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301 views

1 answer

asp.net mvc - Troubleshooting anti-forgery token problems

I have a form post that consistently gives me an anti-forgery token error. Here is my form: @using (Html. ... ? How can I troubleshoot 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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121 views

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ios - UIDatePicker select Month and Year

I need a UIDatePicker for selecting Month and Year only. I checked the class reference documents. Looks like ... picker then? 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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221 views

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linux - using C code to get same info as ifconfig

Is there a way in Linux, using C code, to get the same information that "ifconfig eth0" would return? I' ... 2870928587 (2737.9 Mb) Interrupt:28 See Question&Answers more detail:os...

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

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