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I need to use the extension intl on my mac with XAMPP. So I have followed this links: Php-intl ... problem? How can I install this extension? Thanks Question&Answers:os...

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

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c# - How to stop BackgroundWorker correctly

I have a form with 2 comboboxes on it. And I want to fill combobox2.DataSource based on combobox1.Text and ... get rid of this exception? Thanks in advance! Question&Answers:os...

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

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open source - Reading CSV files in C#

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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broadcastreceiver - Cannot detect when outgoing call is answered in Android

To detect when an outgoing call is answered, I tried creating a PhoneStateListener and listening for TelephonyManager's ... Android, or is that even possible? Question&Answers:os...

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

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147 views

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c - Password to key function compatible with OpenSSL commands?

For example, the command: openssl enc -aes-256-cbc -a -in test.txt -k pinkrhino -nosalt -p -out openssl_output ... generated? Looks like some kind of hex to me. Question&Answers:os...

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

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Google Spreadsheet SCRIPT Check if edited cell is in a specific range

I need to detect if changes made to a spreadsheet are being made within a certain range of data and if so, set the ... edit certain cells (in a range "B4:J6") Question&Answers:os...

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

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html - Assign an initial value to radio button as checked

How do I assign the value of a radio button initially as checked in HTML? Question&Answers:os...

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

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php - Decoding JSON in Twig

Is is possible to decode JSON in twig? Googling doesn't seem to yield anything about this. Does decoding JSON in ... vars.label|json_decode() %} {% endfor %} Question&Answers:os...

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

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sql server - CAST and IsNumeric

Why would the following query return "Error converting data type varchar to bigint"? Doesn't IsNumeric make ... NOT NULL GROUP BY myVarcharColumn Any thoughts? Question&Answers:os...

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

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javascript - Will const and let make the IIFE pattern unnecessary?

As I understand it, the IIFE pattern is a work around to the fact that ES5 and below do not have a way ... reduce the need for something like the IIFE pattern? Question&Answers:os...

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

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r - Replace / translate characters in a string

I have a data frame with a character column: df <- data.frame(var1 = c("aabbcdefg", "aabbcdefg")) df # ... are more elegant solutions. Any ideas ho to proceed? Question&Answers:os...

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

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c - The spiral rule about declarations — when is it in error?

I recently learned the spiral rule for deobfuscating complex declarations, that should have been written with a series of ... in which it would be in error? Question&Answers:os...

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

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python - Downloading a directory tree with ftplib

This will not download the contents of sub-directories; how can I do so? import ftplib import configparser import os ... ) print("Back-ups complete.") print() Question&Answers:os...

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

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postgresql - Python Postgres psycopg2 ThreadedConnectionPool exhausted

I have looked into several 'too many clients' related topic here but still can't solve my problem, so I have to ... not closed? How can I get around this issue? Question&Answers:os...

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

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What does placing a @ in front of a C# variable name do?

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

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html - Horizontal list items

So, I have attempted to create a horizontal list for use on a new website I am designing. I have attempted a number of the ... .php">DJ Profiles</a> </li> </ul> Question&Answers:os...

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

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635 views

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C# How to translate virtual keycode to char?

I am trying to map a virtual keycode to a char. My code uses ProcessCmdKey to listen to WM_KEYDOWN which gives ... Do you know the answer to the question? Question&Answers:os...

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

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456 views

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python - Count consecutive occurences of values varying in length in a numpy array

Say I have a bunch of numbers in a numpy array and I test them based on a condition returning a boolean array: ... in a list or array for a given input? Question&Answers: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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Python comparison operators chaining/grouping left to right?

The Python documentation for operator precedence states: Operators in the same box group left to right (except for ... right rather than from right to left? Question&Answers:os...

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

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128 views

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python - How can I check if one two-dimensional NumPy array contains a specific pattern of values inside it?

I have a large NumPy.array field_array and a smaller array match_array, both consisting of int values. Using the ... match_array aligns over [6:9,3:7]. Question&Answers:os...

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

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599 views

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javascript - event.wheelDelta returns undefined

So I'm trying to disable scrolling on my page when my lightbox opens, and I found this really usefull script that ... , while in the JSFiddle, it returns -120. Question&Answers:os...

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

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165 views

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java - Load resource from anywhere in classpath

I have a simple java application that loads a properties file from the current package. this.getClass(). ... like I'm missing something obvious... Question&Answers:os...

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

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233 views

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c++ - Different answers from strlen and sizeof for Pointer & Array based init of String

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

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java - Synchronizing on an Integer value

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

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298 views

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c# - Reading excel file using OLEDB Data Provider

I am using OLEDB Data Provider to read excel file, but the problem is that in excel sheet some cloumn has an invalid value ... da.Fill(dt); return dt; } } } } Question&Answers:os...

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

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99 views

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c# - When to use StringBuilder?

I understand the benefits of StringBuilder. But if I want to concatenate 2 strings, then I assume that it is ... ) does it become better to use StringBuilder? Question&Answers:os...

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

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483 views

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g++ - Escaping in makefile

I'm trying to do this in a makefile and it fails horribly: M_ARCH := $(shell g++ -dumpmachine | awk '{split( ... it has to do with escaping, but what and where? Question&Answers:os...

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

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268 views

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asp.net - Recursive control search with LINQ

If I wanted to find checked check boxes on an ASP.NET page I could use the following LINQ query. var checkBoxes = ... wondered how easy this is to do in LINQ? Question&Answers:os...

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

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