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python - Inverting a dictionary with list values

So, I have this index as a dict. index = {'Testfil2.txt': ['nisse', 'hue', 'abe', 'pind'], 'Testfil1.txt': ... in some way, but I am not sure how. Any help? Question&Answers:os...

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

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assembly - How buffered input works

The input in next program works OK, but when I ask to display the output, DOS doesn't display anything at all! How is this possible? ... ----------------------- Question&Answers:os...

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

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wix - What do I do when launching an application triggers repeating, endless Windows Installer self-repair?

Windows Installer self-repair can cause problems for both developers, system administrators and end users. ... instead. Windows Installer appears unexpectedly. Question&Answers:os...

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

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sql - Designing an EAV database correctly for historical data

Intro I have been reading about EAV database and most of the short comings seem to be related to really, ... ), what problems would exist with this approach? Question&Answers:os...

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

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sql - Pass multiple values in single parameter

I want to call a function by passing multiple values on single parameter, like this: SELECT * FROM jobTitle(' ... with the syntax? Or even provide sample code? Question&Answers:os...

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

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r - Calculating statistics on subsets of data

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

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javascript - Why the function called by setTimeout has no callstack limit?

timer = window.setTimeout(function () { //do something window.setTimeout(arguments.callee, 1000); }, ... Who can explain this? with documentation preferably. Question&Answers:os...

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

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c# - Adding items to a LIST<> of objects results in duplicate Objects when using a NEW in a Loop

List<BillOfLading> bolList = new List<BillOfLading>(); protected void Button1_Click(object sender, ... "CRXY99991231" BillOfLadingNumber: "CRXY99991231" Question&Answers:os...

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

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java - Proper way to close an AutoCloseable

What is the most reliable pattern to follow when closing an OutputStream, ServerSocket, or other object that implements ... -catch-finally? Or a shutdown hook. Question&Answers:os...

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

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java - Connection timed out. Why?

I get an exception when I run this code. Why? Exception in thread "main" java.net.ConnectException: ... at https.ssl.MainClass.main(MainClass.java:13) Question&Answers:os...

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

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javascript - THREE.js : 2xMeshes using same vector as position

Just did an update from r67 - r69 in ThreeJS and ends up having problems referring their positions to one (same) vector ... ? Or what should I do to fix this? Question&Answers:os...

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

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python - How to plot and annotate a grouped bar chart

I came across a tricky issue about the matplotlib in Python. I want to create a grouped bar chart with several ... me which point is not correct in my codes? Question&Answers:os...

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

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c++ - Can the template parameters of a constructor be explicitly specified?

A constructor of a class can be a template function. At the point where such a constructor is called, the ... useful error messages or even resolve the problem. Question&Answers:os...

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

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php - How to convert mysqli result to JSON?

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

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c++ - boost_1_60_0 .zip installation in windows

I have performed below steps for windows 7 Boost link http://www.boost.org/doc/libs/1_49_0/libs/python/doc/ 1. ... to do next as I am unable to process further Question&Answers:os...

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

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python - How to stop Tkinter Frame from shrinking to fit its contents?

This is the code that's giving me trouble. f = Frame(root, width=1000, bg="blue") f.pack(fill=X, expand ... size. Is there a way to prevent that from happening? Question&Answers:os...

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

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java - Scanner doesn't see after space

I am writing a program that asks for the person's full name and then takes that input and reverses it (i.e John ... = scanner.next(); System.out.print(name); } Question&Answers:os...

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

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c# - out of memory Image.FromFile

Why is it that I'm getting an out of memory error? Thank you if (File.Exists(photoURI)) { FileStream fs = new ... img = Image.FromStream(fs); fs.Close(); } Question&Answers:os...

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

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r - Alternate, interweave or interlace two vectors

I want to interlace two vectors of same mode and equal length. Say: a <- rpois(lambda=3,n=5e5) b <- ... a function in base R that accomplishes the same thing? Question&Answers:os...

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

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Is it possible to update non-JSF components (plain HTML) with JSF ajax?

Is it possible to update parts of my page that are not JSF components? For example, can I update a plain HTML < ... do I need to wrap that in a JSF component? Question&Answers:os...

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

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263 views

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reactjs - Programmatically navigating in React-Router v4

How can I move to a new page after some validation is done with React Router V4? I have something like this: ... page from the history which I don't want. Question&Answers:os...

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

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58 views

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java - Adding image to Jbutton with foreground label

Friends, i m trying add image to my Jbutton using seticon method but it hide the text label on the button. ... ()/graphics, its simple frame in main method. Question&Answers:os...

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

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python - No module named 'polls.apps.PollsConfigdjango'; Django project tutorial 2

So, I've been following the tutorial steps here https://docs.djangoproject.com/en/1.9/intro/tutorial02/ and ... =200) votes = models.IntegerField(default=0) Question&Answers:os...

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

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634 views

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classnotfoundexception - android.content.ActivityNotFoundException: Unable to find explicit activity class

I get this error: 06-06 10:45:19.685: E/AndroidRuntime(554): android.content.ActivityNotFoundException: Unable to ... .maps" /> </application> </manifest> Question&Answers:os...

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

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Oracle SQL - How to Retrieve highest 5 values of a column

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

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356 views

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Unable to position pager (navigation bar) above jqGrid

According the the jqGrid documentation, I should be able to place the pager above or below the jqGrid by ... pginput: false, pgbuttons: false, Any suggestions? Question&Answers:os...

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

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319 views

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assembly - MOVZX missing 32 bit register to 64 bit register

Here's the instruction which copies (converts) unsigned registers: http://www.felixcloutier.com/x86/MOVZX.html ... full 64 bits for an unsigned integer? Question&Answers:os...

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

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.net - The proper way to dispose Excel com object using VB.NET?

I have following code (obtained from online tutorial). The code is working but I suspect the way to dispose the ... Nothing Finally GC.Collect() End Try End Sub Question&Answers:os...

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

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