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Limit the size of a file upload (html input element)

I would like to simply limit the size of a file that a user can upload. I thought maxlength = 20000 = ... away with just supporting IE8+ if necessary. Thanks. Question&Answers: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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Why does a JVM report more committed memory than the linux process resident set size?

When running a Java app (in YARN) with native memory tracking enabled (-XX:NativeMemoryTracking=detail see https://docs ... is resident? Where did the rest go? Question&Answers:os...

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

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418 views

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python - Matplotlib figure facecolor (background color)

Can someone please explain why the code below does not work when setting the facecolor of the figure? import ... picked up. Why? Thanks for your help. Question&Answers:os...

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

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236 views

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html - Select dropdown with fixed width cutting off content in IE

The issue: Some of the items in the select require more than the specified width of 145px in order to display fully. ... </select> </form> </body> </html> Question&Answers:os...

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

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180 views

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html - Why does HTML5 form-validation allow emails without a dot?

I'm writing a very simple mock-up to demonstrate some HTML5 form-validation. However, I noticed the email ... get away with using the email type instead. Question&Answers:os...

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

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javascript: Clear all timeouts?

Is there a way to clear all time outs from a given window? I suppose the timeouts are stored somewhere ... confirm that. Any cross browser solution is welcome. Question&Answers:os...

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

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c# - How to do a subquery in LINQ?

Here's an example of the query I'm trying to convert to LINQ: SELECT * FROM Users WHERE Users.lastname LIKE '%fra%' ... up, but I'm sure it's there somewhere. Question&Answers:os...

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

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705 views

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forms - Angular2 - Radio Button Binding

I want to use radio button in a form using Angular 2 Options : <br/> 1 : <input name="options" ng- ... modifications aren't binded to the model Any Idea ? Question&Answers:os...

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

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252 views

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Detect iFrame embedding in Javascript

I have an application that has a certain page -- let's call it Page A. Page A is sometimes a top-level ... whether page A is within the iframe context or not? Question&Answers:os...

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

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Android - Implementing search filter to a RecyclerView

I need to implement a search feature based on an EditText to my RecyclerView. The list must be filtered while ... ; rv.setAdapter(disp_adapter); return view; } Question&Answers:os...

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

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98 views

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Read and overwrite a file in Python

Currently I'm using this: f = open(filename, 'r+') text = f.read() text = re.sub('foobar', 'bar', text) f. ... that has a part of the old file on the end of it. Question&Answers:os...

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

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298 views

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javascript - Inspect attached event handlers for any DOM element

Is there any way to view what functions / code are attached to any event for a DOM element? Using Firebug or any other tool. Question&Answers:os...

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

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554 views

1 answer

Python argparse mutual exclusive group

What I need is: pro [-a xxx | [-b yyy -c zzz]] I tried this but does not work. Could someone help me out? ... = "store", default = "", help="test") Thanks! Question&Answers:os...

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

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302 views

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html - How to style SVG with external CSS?

I have several SVG graphics I'd like to modify the colors of via my external style sheets - not directly ... able to live without tooltips though.) Thanks! Question&Answers:os...

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

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1.0k views

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operating system - How do I check CPU and Memory Usage in Java?

I need to check CPU and memory usage for the server in java, anyone know how it could be done? Question&Answers:os...

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

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175 views

1 answer

ALTER COLUMN in sqlite

How do I alter column in sqlite? This is in Postgresql ALTER TABLE books_book ALTER COLUMN publication_date DROP NOT ... TABLE is supported. Any idea? Thanks! 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

asp.net mvc 3 - CheckboxList in MVC3.0

How can I create a checkboxList in asp.net MVC and then to handle the event with the checkboxList Question&Answers:os...

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

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86 views

1 answer

javascript - How to call fromLatLngToDivPixel in Google Maps API V3?

I know that method exists and is documented, but I don't know how to get an MapCanvasProjection object. Question&Answers:os...

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

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88 views

1 answer

How to change package name of Android Project in Eclipse?

I have an Android project created in Eclipse. I want to modify the package name and application of the project. How do I do that in Eclipse? Question&Answers: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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java - Lambda expression to convert array/List of String to array/List of Integers

Since Java 8 comes with powerful lambda expressions, I would like to write a function to convert a List/array of ... to be converted to an array of Integers. Question&Answers:os...

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

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117 views

1 answer

c++ - Implicit type conversion with template

I have a template class A template <unsigned int m> class A { public: A(int) {} }; Which has a constructor from int. And I ... : a + A<m>(5) operator+<3>(a, 5) Question&Answers:os...

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

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488 views

1 answer

c# - Should I call Close() or Dispose() for stream objects?

Classes such as Stream, StreamReader, StreamWriter etc implements IDisposable interface. That means, we can call Dispose ... Download Files with FTP Is it good? Question&Answers:os...

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

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207 views

1 answer

asp.net mvc - How can I specify an explicit ScriptBundle include order?

I'm trying out the MVC4 System.Web.Optimization 1.0 ScriptBundle feature. I have the following configuration: public ... the order I expect, but it works. Question&Answers:os...

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

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671 views

1 answer

compilation - Java: How can I compile an entire directory structure of code ?

The use case is simple. I got the source files that were created using Eclipse. So, there is a deep ... this whole thing from the terminal using javac ? Question&Answers:os...

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

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178 views

1 answer

Where is Python's "best ASCII for this Unicode" database?

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Question&Answers:os...

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

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290 views

1 answer

ios - MKMapView: Instead of Annotation Pin, a custom view

I want to display an image in my MKMapView instead of little rock pin. Can someone please put some helpful code ... I am getting the default image of the pin. Question&Answers:os...

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

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87 views

1 answer

Override Python's 'in' operator?

If I am creating my own class in Python, what function should I define so as to allow the use of the in operator, e.g. ... ... m = MyClass() if 54 in m: ... Question&Answers:os...

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

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321 views

1 answer

r - ggplot legends - change labels, order and title

I'm struggling a great deal to modify the legend in my plot. Here is a reproducible example: dtt <- ... do that. Any assistance would be highly appreciated, Question&Answers:os...

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

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