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compiler construction - combine two GCC compiled .o object files into a third .o file

How does one combine two GCC compiled .o object files into a third .o file? $ gcc -c a.c -o a.o ... relocatable, Intel 80386, version 1 (SYSV), not stripped Question&Answers:os...

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

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java - How can I read numeric strings in Excel cells as string (not numbers)?

I have excel file with such contents: A1: SomeString A2: 2 All fields are set to String format. When I read the ... What can I do to read the value as string? Question&Answers:os...

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

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401 views

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javascript - How do you use window.postMessage across domains?

It seems like the point of window.postMessage is to allow safe communication between windows/frames hosted on different ... text/html, which it must remain. Question&Answers: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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javascript - Adding a slide effect to bootstrap dropdown

I'm using bootstrap, and I'd like to add animation to a dropdown. I want to add an animation to ... Bootstrap's navigation dropdown slide smoothly up and down? Question&Answers:os...

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

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database - Select last N rows from MySQL

I want to select last 50 rows from MySQL database within column named id which is primary key. Goal is that the ... can be manipulated and be in ASC order ? Question&Answers:os...

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

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java - Android "gps requires ACCESS_FINE_LOCATION" error, even though my manifest file contains this

Each time I run the application, my SecurityException gets thrown and the error from the debugger reads as ... void onProviderDisabled(String provider) { } } Question&Answers:os...

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

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android - Change Toolbar color in Appcompat 21

I am testing out the new Appcompat 21 Material Design features. Therefore I've created a Toolbar like this: < ... prefer a white text and white menu buttons: Question&Answers:os...

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

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java - How to solve circular reference in json serializer caused by hibernate bidirectional mapping?

I am writing a serializer to serialize POJO to JSON but stuck in circular reference problem. In hibernate ... any other idea to resolve this problem? Question&Answers:os...

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

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asp.net mvc - How do you share scripts among multiple projects in one solution?

In case the question wasn't clear. I have 3 MVC projects in one Solution. Every time I create a new project it adds ... this if there are any...now I'm curious. Question&Answers:os...

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

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android - How to determine if network type is 2G, 3G or 4G

I have an indicator on my application to display the network type (2G or 3G or 4G) but ... http://en.wikipedia.org/wiki/Comparison_of_wireless_data_standards. Question&Answers:os...

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

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java - Performance differences between ArrayList and LinkedList

Yes, this is an old topic, but I still have some confusions. In Java, people say: ArrayList is faster than ... add(Object) operation, how could this be slow? Question&Answers:os...

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

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release Selenium chromedriver.exe from memory

I set up a python code to run Selenium chromedriver.exe. At the end of the run I have browser.close() to close ... browser.close() doesn't do the work. Thanks. Question&Answers:os...

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

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visual studio - Error: Cannot access file bin/Debug/... because it is being used by another process

When I debug my project, I get following error: "Unable to copy file "objDebugMy Dream.exe" to "binDebugMy Dream.exe ... . With Xp I have never got this error. Question&Answers:os...

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

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python - How to "properly" print a list?

So I have a list: ['x', 3, 'b'] And I want the output to be: [x, 3, b] How can I do this in python? If ... b']), I get one with quotes, but I don't want quotes. Question&Answers:os...

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

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java - How to disable spring security for particular url

I am using stateless spring security,but in case of signup i want to disable spring security.I disabled using antMatchers ... ,please help me how to do it ? Question&Answers:os...

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

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202 views

1 answer

java - Difference between getExternalFilesDir and getExternalStorageDirectory()

I understand that ExternalFiles is to be used on API 8 and up and getExternalStorageDirectory is for 7 and down. ... just want to see if the folders exist?? Question&Answers:os...

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

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214 views

1 answer

strace - Systrace for Windows

I'm looking for a Windows equivalent of Systrace or at least strace. I'm aware of StraceNT, but wondering if there ... Is there a good way to do this currently? Question&Answers:os...

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

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1.4k views

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intellij idea - Java "lambda expressions not supported at this language level"

I was testing out some new features of Java 8 and copied the example into my IDE (Eclipse originally, then IntelliJ ... with my install, the code, or support. Question&Answers:os...

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

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82 views

1 answer

java - Converting a string to an integer on Android

How do I convert a string into an integer? I have a textbox I have the user enter a number into: EditText et = ... If not, string to integer will be just fine. Question&Answers:os...

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

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javascript - Load local JSON file into variable

I'm trying to load a .json file into a variable in javascript, but I can't get it to work. It's probably just ... the .js file that calls it. What did I miss? Question&Answers:os...

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

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266 views

1 answer

Warning "Do not Access Superglobal $_POST Array Directly" on Netbeans 7.4 for PHP

I've got this message warning on Netbeans 7.4 for PHP while I'm using $_POST, $_GET, $_SERVER, .... Do ... Edit: The Event sample code still shows this warning. Question&Answers:os...

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

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152 views

1 answer

html - How to remove the URL from the printing page?

I want to remove the URL that gets printed on the bottom of the page. like: yomari.com/.../main.php? ... title being printed along, while printing the web page? Question&Answers:os...

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

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375 views

1 answer

Android: Using linear gradient as background looks banded

I'm trying to apply a linear gradient to my ListView. This is the content of my drawable xml: <?xml version=" ... . Is there any way to reduce this "behaviour"? Question&Answers:os...

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

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270 views

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SQL query for finding records where count > 1

I have a table named PAYMENT. Within this table I have a user ID, an account number, a ZIP code and a date. ... self join but for some reason my count is wrong. Question&Answers:os...

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

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202 views

1 answer

c# - Purpose of Activator.CreateInstance with example?

Can someone explain Activator.CreateInstance() purpose in detail? Question&Answers:os...

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

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112 views

1 answer

How to connect mysql workbench to running mysql inside docker?

I am using mysql server inside docker container and able to access inside docker. How to create connection in mysql workbench running on my local(Host Machine). Question&Answers:os...

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

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1.3k views

1 answer

command line - Get DOS path instead of Windows path

In a DOS window, how can I get the full DOS name/short name of the directory I am in? For example, if I am in ... . I'm sure there is an easier way to do this? Question&Answers:os...

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

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293 views

1 answer

jquery - Sort an array by the "Levenshtein Distance" with best performance in Javascript

So I have a random javascript array of names... [@larry,@nicholas,@notch] etc. They all start with the @ ... () method. Help is appreciated, thanks. Thanks! Question&Answers:os...

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

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