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html - Properly sizing and aligning the flex item(s) on the last row

Let's say I have a list of users, and each user has some number attached to it. Each user is listed like so: ... flex: 10 0 auto; } And the result: Beautiful. Question&Answers:os...

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

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Excel VBA deleting rows in a for loop misses rows

I have a subroutine that deletes rows in a range containing around 1000 rows. Rows are deleted on a critera. The ... there anyone who know a sloution to 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 Center Text in Pygame

I have some code: # draw text font = pygame.font.Font(None, 25) text = font.render("You win!", True, ... found this example, but I didn't really understand it. Question&Answers:os...

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

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Swift - Resolving a math operation in a string

just a short question. In Swift it is possible to solve the following code: var a: String; a = "(3*3)" ... easier if this would work. Thanks for your answers. Question&Answers:os...

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

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linux - unknown error: DevToolsActivePort file doesn't exist error while executing Selenium UI test cases on ubuntu

I have an ubuntu server having the UI as well. U can execute the test cases by firing mvn test command. ... execute the same command of this machines terminal. Question&Answers:os...

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

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php - Ignore html tags in preg_replace

How do I ignore html tags in this preg_replace. I have a foreach function for a search, so if someone searches for " ... ">$1</span>",$str); Thanks in advance! Question&Answers:os...

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

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CSS text-decoration property cannot be overridden by child element

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

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text with unicode escape sequences to unicode in python

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

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css - HTML iframe - disable scroll

I have following iframe in my site: <iframe src="<<URL>>" height="800" width="800" sandbox="allow-same-origin ... has scrolling bars. How to get rid of them? Question&Answers:os...

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

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html - Why does firebug add <tbody> to <table>?

I viewed the html source code, there is no <tbody>, but when viewed via firebug in the HTML tab, <tbody> appears. Any idea why? Question&Answers:os...

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

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c - Printf variable number of decimals in float

I found interesting format for printing nonterminated fixed length strings like this: char newstr[40] = {0} ... , "%d %f", numberofdecimals, floatnumbervalue) Question&Answers:os...

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

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c++ - How to efficiently perform double/int64 conversions with SSE/AVX?

SSE2 has instructions for converting vectors between single-precision floats and 32-bit integers. _mm_cvtps_epi32( ... way to simulate these intrinsics? Question&Answers:os...

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

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java - Simple calculator with JSP/Servlet and Ajax

This is sort of a continuation of my previous question, but I feel it deserved to be on its own, especially because ... Can you suggest a good 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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mysql - PHP MySQLI Prevent SQL Injection

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

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python - Convert decimal mark when reading numbers as input

I have a CSV file with data reading that I want to read into Python. I get lists that contain strings like "2,5". ... . How do I read this into Python as 2.5? Question&Answers:os...

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

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r - Finding rows containing a value (or values) in any column

Say we have a table 'data' containing Strings in several columns. We want to find the indices of all rows that ... contain a value (or more) in ANY column? Question&Answers:os...

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

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javascript - Angular 2: Two backend service calls on success of first service

In my Angular 2 app I have backend service as below. getUserInterests() { return this.http.get('http:// ... is not a function Any suggestions are appreciated. Question&Answers:os...

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

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php - pdo - Call to a member function prepare() on a non-object

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

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anaconda - How does using conda to install a package change my python version and remove conda?

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

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Since v38, Chrome extension cannot load from HTTP URLs anymore, workaround?

The users of our website run our Chrome plugin which, amongst other things, performs cross-origin requests via XMLHttpRequest ... and https://*/ did not help.) Question&Answers:os...

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

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c# - How to call functions in a main view model from other view models?

My program is composed of a TreeView and two contentPresenters at ground level. The mainWindow, TreeView, ... is not the DataContext of the TreeViewViewModel. Question&Answers:os...

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

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Is MySQL breaking the standard by allowing selecting columns that are not part of the group by clause?

I am used to Microsoft technologies including SQL Server. Today I ran across a Q&A where the following passage from ... ? What is the result of allowing this? Question&Answers:os...

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

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c++ - Fast exact bigint factorial

I have a fixed-point bignumber library and want to implement fast factorial with no precision loss. After some math ... into fact(x) and compare speeds ... Question&Answers:os...

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

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.net - format date in c#

How can I format a date as dd/mm/yyyy or mm/dd/yy ? Like in VB format("dd/mm/yy",now) How can I do this in C#? Question&Answers:os...

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

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java - Expression Language in JSP not working

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

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jQuery advantages/differences in .trigger() vs .click()

In terms of performance, what are the gains (or just differences) between: $('.myEl').click(); and $('.myEl').trigger('click'); Are there any at all? Question&Answers:os...

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

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android - Failed to load map. Error contacting Google servers. This is probably an authentication issue

I search all days and I can't find the answer... everything is ready but google map still can't show on ... install it! Thanks Tarsem and srikanth gr help!! Question&Answers:os...

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

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c++ - What happens in a double delete?

Obj *op = new Obj; Obj *op2 = op; delete op; delete op2; // What happens here? What's the worst that ... it matter? Is the compiler going to throw an error? Question&Answers:os...

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

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