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In JavaScript nested functions are very useful: closures, private methods and what have you.. What are nested PHP ... // Fatal error: Cannot redeclare inner() Question&Answers:os...

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

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path - PHP Fatal Error Failed opening required File

I am getting the following error from Apache [Sat Mar 19 23:10:50 2011] [warn] mod_fcgid: stderr: PHP Fatal ... install php it said it had the latest. Ideas? Question&Answers:os...

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

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css - @font-face EOT not loading over HTTPS

Summary I'm running into an issue using @font-face over HTTPS in IE 7,8,9 - it simply is not loading. ... Page http://gregnettles.net/dev/font-face-test.html Question&Answers:os...

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

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swing - Java JTextField with input hint

I would like to add a hint value to my javax.swing.JTextField. It should look like Firefox rendering of ... ) swing component that does something like this? Question&Answers:os...

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

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java - Java8: ambiguity with lambdas and overloaded methods

I'm playing around with java8 lambdas and I came across a compiler error which I didn't expect. Say I have ... . Why can't it resolve the correct method? Question&Answers:os...

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

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Excel Number Format: What is "[$-409]"?

i'm automating excel, using the macro system as a guide to what i should do through automation. When i format a ... Placeholder "at-sign", what does it show as? Question&Answers:os...

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

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javascript - Check if an object implements an interface at runtime with TypeScript

I load a JSON configuration file at runtime, and use an interface to define its expected structure: interface ... that I do not have unexpected properties? Question&Answers:os...

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

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Setting environment variables in Linux using Bash

In tcsh, I have the following script working: #!/bin/tcsh setenv X_ROOT /some/specified/path setenv ... environment variables are for locating the executable. Question&Answers:os...

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

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c# - What is the connection string for localdb for version 11

I'm trying to do the Code First Walkthrough of the entity framework ( http://blogs.msdn.com/b/adonet/ ... Any ideas what the connection string should be? Question&Answers:os...

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

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php - How can I emulate a get request exactly like a web browser?

There are websites that when I open specific ajax request on browser, I get the resulted page. But when I try ... ,$url); $result=curl_exec($ch); print $result; Question&Answers:os...

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

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Version conflict updating to play-services 9.4.0 Android studio 2.2

I get an error saying Error:Execution failed for task ':app:processDebugGoogleServices'. > Please fix the version ... compiles fine. What am I missing here? Question&Answers:os...

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

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java - How to read request.getInputStream() multiple times

I have this code: @Override public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) ... lang.Thread.run(Thread.java:619) Question&Answers:os...

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

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php - How to get the real URL after file_get_contents if redirection happens?

I'm using file_get_contents() to grab content from a site, and amazingly it works even if the URL I pass as argument ... new URL, is there a way to do that? Question&Answers:os...

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

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How to demonstrate java multithreading visibility problems?

If variables in Java are accessed from multiple threads, one must ensure that they are safely published. ... configuration or something similar that allows it. Question&Answers:os...

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

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c++ - How to create minidump for my process when it crashes?

I am not able to create minidump form my process by changing system setting. So my Question is : Will the system create ... crash I'm using Windows XP, C++, VC6 Question&Answers:os...

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

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.net - Extracting mantissa and exponent from double in c#

Is there any straightforward way to get the mantissa and exponent from a double in c# (or .NET in general ... GetBits() method to extract them. Any suggestions? Question&Answers:os...

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

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How to use Accelerometer to measure distance for Android Application Development

I am just a beginner in the application development industry. I know the accelerometer can be used to return the ... t come to a point. Thank You, Arslan Question&Answers:os...

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

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php - Check if $_POST exists

I'm trying to check whether a $_POST exists and if it does, print it inside another string, if not, don' ... $newString = fromPerson(); Any help would be great! Question&Answers:os...

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

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python - dlib installation on Windows 10

I want to use dlib with python for image recognition. I have the python app running great with OpenCV on Windows ... with --cmake parameter. What should I do? Question&Answers:os...

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

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c - C99 boolean data type?

What's the C99 boolean data type and how to use it? Question&Answers:os...

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

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parsing - sscanf in Python

I'm looking for an equivalent to sscanf() in Python. I want to parse /proc/net/* files, in C I could do ... of a range of characters that I'm not aware of? Question&Answers:os...

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

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CMake add_custom_command not being run

I'm trying to use add_custom_command to generate a file during the build. The command never seemed to be run, so ... was not generated. What have I done wrong? Question&Answers:os...

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

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C: for loop int initial declaration

Can someone elaborate on the following gcc error? $ gcc -o Ctutorial/temptable.out temptable.c temptable.c: ... that gives a historical context of C standard. Question&Answers:os...

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

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javascript - What is the difference between 'let' and 'const' ECMAScript 2015 (ES6)?

I'm wondering what is the difference between let and const in ES6. Both of them are block scoped, as the ... code and Traceur to run it with ES6 capabilities. Question&Answers:os...

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

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How to check device natural (default) orientation on Android (i.e. get landscape for e.g., Motorola Charm or Flipout)

I have an activity showing preview from camera, so it need to be set as landscape only. At the bottom (regardless ... . Thus the question is how to check it? Question&Answers:os...

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

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angular2 forms - Angular how to get the multiple checkbox values?

I m using a checkbox in Angular to select more than one element and I'm trying to get the value of that checkbox for ... {data.email}} </div> </div> </div> Question&Answers:os...

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

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99 views

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Parsing variables from config file in Bash

Having the following content in a file: VARIABLE1="Value1" VARIABLE2="Value2" VARIABLE3="Value3" I need a ... Value2 Content of VARIABLE3 is Value3 Any ideas? Question&Answers:os...

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

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edmx - Entity Framework: Where do I extend the CSDL/MSL?

I'm using Entity Framework 4. I am using a database first model, meaning that I generated the EDM from the database. ... So, in what file do I put my additions? Question&Answers:os...

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

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