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Why does this Java regex cause "illegal escape character" errors?

I'm working on a solution to a previous question, as best as I can, using regular expressions. My pattern ... 1379191/why-does-this-java-regex-cause-illegal-escape-character-errors...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Iphone remove sub view

I have a UINavigationController. On the right top i have a button on click of which i have to get a ... from:https://stackoverflow.com/questions/9820113/iphone-remove-sub-view...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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'CONTINUE' keyword in Oracle 10g PL/SQL

I'm migrating a TSQL stored procedure to PL/SQL and have encountered a problem - the lack of a CONTINUE ... stackoverflow.com/questions/177752/continue-keyword-in-oracle-10g-pl-sql...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Responsive CSS triangle with percents width

The code below will create an arrow right below an <a> element: JSFiddle .btn { position: ... stackoverflow.com/questions/25360411/responsive-css-triangle-with-percents-width...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - unable to get log4net working with .net windows service

I have a windows service with an app.config and a log4net.config. app.config: <configSections> <section name= ... /16398680/unable-to-get-log4net-working-with-net-windows-service...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - pandas dataframe remove constant column

I have a dataframe that may or may not have columns that are the same value. For example row A ... ://stackoverflow.com/questions/20209600/pandas-dataframe-remove-constant-column...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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After I'm done with some manipulation in Dataframe, I got a result dataframe. But the index are not listed ... .com/questions/7567790/change-the-index-number-of-a-dataframe...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Converting decimal to binary in R?

What would be the easiest way to convert a number to base 2 (in a string, as for example 5 would be ... ://stackoverflow.com/questions/6614283/converting-decimal-to-binary-in-r...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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PHP - Getting Current URL

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asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - ASP .NET Button event handlers do not fire on the first click, but on the second click after a PostBack

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php - naming tables in many to many relationships laravel

I concerned about auto naming tables in many-to-many Laravel relationship. for example: Schema::create(' ... /34897444/naming-tables-in-many-to-many-relationships-laravel...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android Studio: Server's certificate is not trusted

Is it safe to ignore this warning? It shows up when I create a new project in Android Studio: Server ... .com/questions/26192713/android-studio-servers-certificate-is-not-trusted...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Java do nothing

What is the equivalent to Python's pass in Java? I realize that I could use continue or not complete ... question from:https://stackoverflow.com/questions/22493765/java-do-nothing...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - how to convert JSONArray to List of Object using camel-jackson

Am having the String of json array as follow {"Compemployes":[ { "id":1001, "name":"jhon" }, { "id ... /19271065/how-to-convert-jsonarray-to-list-of-object-using-camel-jackson...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Why are composite keys discouraged in hibernate?

This is from Hibernate official tutorial: There is an alternative <composite-id> declaration that allows ... questions/14112839/why-are-composite-keys-discouraged-in-hibernate...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - How to increase the height of navigation bar in Xcode?

I'm working on a app, in which I need to keep a navigation bar. when I write any title on the bar, ... com/questions/31940352/how-to-increase-the-height-of-navigation-bar-in-xcode...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to install & configure mod_wsgi for py3

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editor - How do I delete the last character in each line using vim

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asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Signal EOF in mac osx terminal

I am stumped by the 1.5.2 question in K&R. I googled for sometime and found out that i have to ... https://stackoverflow.com/questions/21364313/signal-eof-in-mac-osx-terminal...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Travis CI with Clang 3.4 and C++11

Is it possible to get Travis CI working with Clang that is capable of C++11? (I want Clang, not GCC, I ... //stackoverflow.com/questions/22111549/travis-ci-with-clang-3-4-and-c11...

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html - How to change cursor to wait when using jQuery .load()

While waiting for a response from a .load(), is there any way to change the cursor to the busy/wait cursor ... /10326925/how-to-change-cursor-to-wait-when-using-jquery-load...

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performance - C# Memoization of functions with arbitrary number of arguments

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. ... -sharp-memoization-of-functions-with-arbitrary-number-of-arguments...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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React Navigation back() and goBack() not working

I'm trying to go back two screens. The goal is to go from EditPage to Cover. Here is my ... stackoverflow.com/questions/45489343/react-navigation-back-and-goback-not-working...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Fit text in UILabel

Here is my code UILabel *label = [[UILabel alloc]initWithFrame:CGRectMake(10, 50, 300, 50)]; label. ... from:https://stackoverflow.com/questions/9101607/fit-text-in-uilabel...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Switch statement without default when dealing with enumerations

This has been a pet peeve of mine since I started using .NET but I was curious in case I ... com/questions/1098644/switch-statement-without-default-when-dealing-with-enumerations...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iphone - What is -[NSString sizeWithFont:forWidth:lineBreakMode:] good for?

In my question "How do I get -[NSString sizeWithFont:forWidth:lineBreakMode:] to work?", I ... .com/questions/455553/what-is-nsstring-sizewithfontforwidthlinebreakmode-good-for...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android Studio: Server's certificate is not trusted

Is it safe to ignore this warning? It shows up when I create a new project in Android Studio: Server ... .com/questions/26192713/android-studio-servers-certificate-is-not-trusted...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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