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fadein - Pure JavaScript fade in function

Hi friends i want to fade in a div when i click on another div and for that i am using following code. Code1 ... { ele.style.opacity = opa; } See Question&Answers more detail:os...

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

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How to decrypt password from JavaScript CryptoJS.AES.encrypt(password, passphrase) in Python

I have a password which is encrypt from JavaScript via var password = 'sample' var passphrase ='sample_passphrase' ... is used in JavaScript? See Question&Answers more detail:os...

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

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jquery - Event propagation in Javascript

If I have an element (html) nested in another element and both of them have a click handler attached, clicking ... this and speed things up? See Question&Answers more detail:os...

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

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android - Sending pictures to a web server

I have to build an application that should send pictures from the phone to a web server. Unfortunately, I really ... someone help me out please? See Question&Answers more detail:os...

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

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python - pythoncom crashes on KeyDown when used hooked to certain applications

I wrote this code on to observe the event of a keydown motion. The problem appears to be that when ... would be greatly appreciated. Thanks See Question&Answers more detail:os...

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

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r - How `poly()` generates orthogonal polynomials? How to understand the "coefs" returned?

My understanding of orthogonal polynomials is that they take the form y(x) = a1 + a2(x - c1) + a3 ... attributes(orth_poly)$coefs ? Many thanks. See Question&Answers more detail:os...

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

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c - using scanf function with pointers to character

I have written the following piece of code. int main(){ char arrays[12]; char *pointers; scanf("%s",arrays); ... I write `scanf("%s",pointers)? See Question&Answers more detail:os...

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

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Image overlay in 3d plot using python

I have a 3d plot of lines generated by matplotlib. I want to overlay an image at a specific xy (or yz, xz) ... (Im, slice='xy', sliceNo=10) See Question&Answers more detail:os...

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

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google homepage will not load in an iframe

Really cannot understand why yahoo iframe works but the google one does not: <!DOCTYPE html><html><body> <iframe ... /body></html> any ideas? See Question&Answers more detail:os...

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

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c# - Uploading files to file server using webclient class

Currently I have an application that receives an uploaded file from my web application. I now need to transfer ... or maybe some other class? See Question&Answers more detail:os...

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

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"fetch --all" in a git bare repository doesn't synchronize local branches to the remote ones

I'm trying to synchronize periodically a git bare repository, my local branches are created using the "--track ... a more elegant solution? See Question&Answers more detail:os...

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

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coding style - What is the best way to do input validation in C++ with cin?

My brother recently started learning C++. He told me a problem he encountered while trying to validate input in a ... posted a great answer. :) See Question&Answers more detail:os...

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

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asp.net - how to bind a dropdownlist in gridview?

I have a gridview in which every row contains a dropdownlist. I want to bind every dropdownlist dynamically. Can ... do it. Thanks in Advance See Question&Answers more detail:os...

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

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How can I display images from a specific folder on android gallery

How can I display all images from a specific folder on android gallery like, for example, whatapp does. I`m ... uri parameters are not null. See Question&Answers more detail:os...

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

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android - How to detect WiFi tethering state

I want to know how to detect state of WiFi tethering. I've seen an article: Android 2.3 wifi hotspot API ... on real state of WiFi tethering. See Question&Answers more detail:os...

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

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Ruby method lookup path for an object

Is there a built-in Ruby method or a well-known library that returns the entire method lookup chain ... InstanceMethods, Kernel, BasicObject] See Question&Answers more detail:os...

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

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Obtain root access via su on the Android emulator

I need to get root access via su to lunch a TcpDump binary (I am working on a sort of android sniffer). I use ... and the avd run Android 2.1. See Question&Answers more detail:os...

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

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winapi - How to make a keyboard hook global across processes

I am trying to create a utility keystroke app so i can do things like kill a preprogrammed process or launch ... } UnhookWindowsHookEx(hook); } See Question&Answers more detail:os...

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

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css - CSS3 calc(100%-88px) not working in Chrome

I noticed that my usage of the CSS3 calc() function as the unit for width is not working in the latest ... style rule in chrome dev tools. See Question&Answers more detail:os...

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

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python - What is time complexity of a list to set conversion?

I've noticed the table of the time complexity of set operations on the python official website. But i just wanna ask what ... ? Is it O(n) then? See Question&Answers more detail:os...

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

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html - Getting an option text/value with JavaScript

Answer: var option_user_selection = element.options[element.selectedIndex].text I am trying to build a form that ... select form dynamically. See Question&Answers more detail:os...

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

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SQL Server Update Group by

I'm trying to execute this on MS-SQL but returns me an error just at the Group by line update #temp ... this problem having good performance. See Question&Answers more detail:os...

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

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keyboard shortcuts - What is the short cut in eclipse to terminate debugging/running?

What is the shortcut in eclipse to terminate debugging/running? Looking under Preferences -> Keys says Ctrl + F2 but it doesn't work. See Question&Answers more detail:os...

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

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sql - Incorrect syntax near ''

I'm trying to run the following fairly simple query in SQL Server Management Studio: SELECT TOP 1000 * FROM master. ... what it doesn't like. See Question&Answers more detail:os...

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

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Strict Standards: Only variables should be assigned by reference PHP 5.4

I upgraded my PHP version to 5.4 (XAMPP 1.7.3 to 1.8.0). Now I see Strict Standards error, for myDBconnection: ... ! I want to fix my PHP code. See Question&Answers more detail:os...

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

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c# - Deserializing JSON array into strongly typed .NET object

When I can call the 3rd party api and get back a single class worth of data everything deserialises fine using ... to a strongly typed list. See Question&Answers more detail:os...

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

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602 views

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c# - Any difference between DateTime.Parse and Convert.ToDateTime?

Is there any difference between Convert.ToDateTime and DateTime.Parse Which one is faster or which is more secure to use? See Question&Answers more detail:os...

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

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r - Create end of the month date from a date variable

I have a large data frame with date variables, which reflect first day of the month. Is there an easy way to create ... length=1,by="+1 months") See Question&Answers more detail:os...

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

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