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How can VBA connect to MySQL database in Excel?

Dim oConn As ADODB.Connection Private Sub ConnectDB() Set oConn = New ADODB.Connection Dim str As String ... ("myTable",$connect); See Question&Answers more detail:os...

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

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caching - Android 2.1 View's getDrawingCache() method always returns null

I'm working with Android 2.1 and have the following problem: Using the method View.getDrawingCache() always ... same when using a ViewGroup? 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++ - Deleting specific line from file

These are the contents of my example file: abcdefg hijk lmnopqrstAB CSTAKLJSKDJD KSA FIND ME akjsdkjhwjkjhasfkajbsdh ... everyone for helping! See Question&Answers more detail:os...

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

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mysql - Remove duplicate rows leaving oldest row Only?

I have a table of data and there are many duplicate entries from user submissions. I want to delete all duplicates ... unique IDs for each row. See Question&Answers more detail:os...

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

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java - what is none scope bean and when to use it?

could some explain what a none scope is and purpose of it? Suppose if i have a bean in request scope as r1 ... such bean our self? 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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PHP file upload: mime or extension based verification?

When I try to process file upload, should I run verification based on file MIME type or file-extension? What ... type submitted by the browser! 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++ - decltype as a return type in class member function

I got error compiling below code. struct B{ double operator()(){ return 1.0; } }; struct A { auto func() ... So, what is wrong with the first?? 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 - Bitmap too large to be uploaded into a texture

I've in drawable directory an image file with the 960x1440 size. When the app start, the image ... paddingTop="@dimen/activity_vertical_margin"> See Question&Answers more detail:os...

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

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What are possible suffixes after variable name in VBA?

As I've already figured out, there is at least six of them: !@#$%&. Here is snip: Dim A!, B@, C#, D$, ... are there? Is there one for Date? 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 generate integer random number in fortran 90 in the range [0,5]?

I am kind of new in the fortran proramming. Can anyone please help me out with the solution. i am ... random number using random_seed and rand See Question&Answers more detail:os...

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

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assembly - Z80 ASM BNF structure... am I on the right track?

I'm trying to learn BNF and attempting to assemble some Z80 ASM code. Since I'm new to both fields, my ... am going wrong would be excellent. See Question&Answers more detail:os...

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

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algorithm - sort outer array based on values in inner array, javascript

I have an array with arrays in it, where I want to sort the outer arrays based on values in a specific ... sort algorithm to use? QuickSort? _L 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 - Return a data frame from function

I have the following code inside a function Myfunc<- function(directory, MyFiles, id = 1:332) { # uncomment the ... . Thanks a lot 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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python - Write pandas dataframe to xlsm file (Excel with Macros enabled)

Writing a pandas.DataFrame into an Excel Workbook in the .xlsx format is as simple as: import pandas as pd df ... did not solve the problem. See Question&Answers more detail:os...

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

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javascript - jQuery: Toggling between 3 classes (initially)

I've seen several posts here on SO but they are too specific in functionality and structure, and what I'm looking ... to 4, 5 or more classes? See Question&Answers more detail:os...

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

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amazon web services - Supporting HTTPS URL redirection with a single CloudFront distribution

I have a domain formulagrid.com. I am using AWS S3 to host it as a static website. My problem was that I ... point me in the right direction. 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 get list of Databases "Schema" names of MySql using java JDBC

how to get list of Databases "Schema" names of MySql using java JDBC ? 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 - Safely evaluate simple string equation

I'm writing a program in which an equation is inputted as a string, then evaluated. So far, I've come up ... string, as if inputting a number? See Question&Answers more detail:os...

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

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255 views

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r - Using different scales as fill based on factor

cnt = 100 df <- data.frame(x = c(rnorm(cnt, mean = 3), rnorm(cnt, mean = 0)), y = rnorm(2 * cnt) ... blue fill. Is this possible and if so, how? 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# - SQL Injection attack prevention: where do I start

I'm looking to make my site secure against SQL injection attacks. Does anyone have any good links to make ... I am using the Entity Framework See Question&Answers more detail:os...

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

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878 views

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.htaccess rewrite image file to php script

Here is what I have for now in my .htaccess and this should work in future: RewriteEngine On RewriteCond %{ ... , but without success. 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 - Are "malloc(sizeof(struct a *))" and "malloc(sizeof(struct a))" the same?

This question is a continuation of Malloc call crashing, but works elsewhere I tried the following program and I ... and found no warnings! See Question&Answers more detail:os...

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

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A clearer explanation for recursion and flow of execution in JavaScript?

I was reading Eloquent JavaScript and I came across this example for the puzzle: Consider this puzzle: By ... did the recursion happen? See Question&Answers more detail:os...

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

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regex - Does MySQL Regexp support Unicode matching

Does anyone know if Mysql's regexp supports unicode? I've been doing some research and the majority of blogs etc. ... if my text is unicode. See Question&Answers more detail:os...

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

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199 views

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Android options menu icon won't display

I'm following a book on Android Development to get myself started writing my first real app. I got up to the point ... 4.0.3.. 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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actionscript 3 - AS3: cast or "as"?

Is there any difference of use, efficiency or background technique between var mc:MovieClip = MovieClip(getChildByName("mc") ... can't use one? See Question&Answers more detail:os...

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

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170 views

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javascript - Custom browser actions in Protractor

The problem: In one of our tests we have a "long click"/"click and hold" functionality that we ... sequences and introduce custom actions? See Question&Answers more detail:os...

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

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144 views

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Changing JSF prefix to suffix mapping forces me to reapply the mapping on CSS background images

I've been using prefix mapping for years and decided to switch to suffix mapping, just to get rid of the /faces in ... 2.1.2 on Glassfish 3.1. See Question&Answers more detail:os...

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

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