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algorithm - Worst case for QuickSort - when can it occur?

When analyzing QS, every one always refers to the "almost sorted" worst case. When can such a scenario occur with ... up with is re-indexing. 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# - Generating .NET crash dumps automatically

I know how to generate Crash Dump files with ADPlus or DebugDiag, but I'm wondering if there is a way to ... P/Invoke'ing if necessary. 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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java - Why are interface method invocations slower than concrete invocations?

This is question comes in mind when I finding difference between abstract class and interface. In this post I came ... on it. 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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postgresql - python pip install psycopg2 install error

I did a simple pip install psycopg2 on mac system. It installed fine, but when I try to use psycopg2 ... reinstalling, same results. Please help See Question&Answers more detail:os...

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

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Delphi Windows Service Design

Delphi Windows Service Design I've never created a windows service but have been reading everything I've found. ... /help would be 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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php - How to sort rows of HTML table that are called from MySQL

I know it's such a basic thing, but a Google search hasn't shown me how to re-sort the rows after ... up as conditionals with a href tags? 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# - Only parameterless constructors and initializers are supported in LINQ to Entities

I have this error in this linq expression : var naleznosci = (from nalTmp in db.Naleznosci where nalTmp.idDziecko ... of expression... :/ See Question&Answers more detail:os...

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

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angular - What is the difference between production and development mode in Angular2?

For some reason, I have to run my app in production mode. What is the difference between those modes? 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# - Controlling execution order of unit tests in Visual Studio

Okay, I'm done searching for good information on this. I have a series of Unit Tests that call a static ... also know about "Ordered Test". See Question&Answers more detail:os...

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

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indexing - What is the use of "multiValued" field type in Solr?

I'm new to Apache Solr. Even after reading the documentation part, I'm finding it difficult to clearly ... multiple times in a document See Question&Answers more detail:os...

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

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intellij idea - Has been compiled by a more recent version of the Java Runtime (class file version 57.0)

I get this problem Using IntelliJ. But I have the newest version of everything newly installed on ... .checkAndLoadMain(Unknown Source) See Question&Answers more detail:os...

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

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githooks - Git remote/shared pre-commit hook

With a one official repository as the remote, and multiple local repositories cloned from it, can a pre-commit hook be ... on all clones of 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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python - Row-wise average for a subset of columns with missing values

I've got a 'DataFrame` which has occasional missing values, and looks something like this: Monday Tuesday ... and calculate the average? See Question&Answers more detail:os...

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

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235 views

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javascript - How to render html with AngularJS templates

This is my template: <div class="span12"> <ng:view></ng:view> </div> and this is my view template: <h1>{ ... code. How can I render that HTML? 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 - How to test a function with input call?

I have a console program written in Python. It asks the user questions using the command: some_input = input(' ... to finish one test run. See Question&Answers more detail:os...

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

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1.3k views

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xml - How do I capture PHP output into a variable?

I'm generating a ton of XML that is to be passed to an API as a post variable when a user click on a ... and then again inside the form value? 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 is the default value for C++ class members

What is the default values for members of a struct and members of a class in c++, and how do these ... rules about the default values differs ? See Question&Answers more detail:os...

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

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219 views

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php - Call laravel controller via command line

In kohana framework I can call controller via command line using php5 index.php --uri=controller/method/var1/var2 Is it ... yes, how to do 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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1.6k views

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regex - Passing a function to re.sub in Python

I have strings that contain a number somewhere in them and I'm trying to replace this number with their word notation ... way to do what I want? See Question&Answers more detail:os...

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

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129 views

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Portability of binary serialization of double/float type in C++

The C++ standard does not discuss the underlying layout of float and double types, only the range of ... not standard on all architectures. See Question&Answers more detail:os...

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

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71 views

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android - Applying ColorFilter to ImageView with ShapedDrawable

I have an ImageView with android:src set to a ShapedDrawable, namely a white circle. What I want is to colorize ... ways to have color circles? See Question&Answers more detail:os...

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

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977 views

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graph - How to display all x labels in R barplot?

This is a basic question but I am unable to find an answer. I am generating about 9 barplots within one panel and ... I am unable to find 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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657 views

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c# - Async process start and wait for it to finish

I am new to the thread model in .net. What would you use to: start a process that handles a file (process. ... i.e. delete the temp 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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242 views

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javascript - Why do I have to .bind(this) for methods defined in React component class, but not in regular ES6 class

Something that is puzzling me is why when I define a react component class, values contained in the this object are ... 's just how JS 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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86 views

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ios - Post data in Objective C using Json

I am trying to post data to a PHP web service. I am familiar doing this in html using query $.post but I ... htt://mypath/index.php?params=123 See Question&Answers more detail:os...

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

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357 views

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asp.net - 'WebForm_DoPostBackWithOptions' is undefined in IE11 Preview

IE11 is coming. I just installed the developer preview version. However, ... .aspx See Question&Answers more detail:os...

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

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139 views

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android - Erase bitmap parts using PorterDuff mode

I try to erase parts of a bitmap in my Android application by using Porter-Duff Xfermodes. I have a green background ... (); return true; } } See Question&Answers more detail:os...

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

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389 views

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python - How to convert defaultdict to dict?

How can I convert a defaultdict number_to_letter defaultdict(<class 'list'>, {'2': ['a'], '3': ['b'], '1': ['b', 'a'] ... 'b'], '1': ['b', 'a']} See Question&Answers more detail:os...

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

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