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How can I delete a leased blob in Microsoft Azure storage

I created a virtual machine in Azure and then deleted it. However, the associated storage account still exists. I ... account. How can I delete this blob? Question&Answers:os...

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

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Why does writing to a string literal in this C program segfault?

#include<stdio.h> void main() { char *p="nyks"; p[2]='n'; printf("%s",p); } This crashes with a SEGMENTATION FAULT. Can someone explain why? Question&Answers:os...

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

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Javascript - Are DOM redraw methods synchronous?

In my question, DOM redraw methods are those that modifies the DOM and cause browser to redraw the page ... executed, newChildNode is already visible on screen? Question&Answers:os...

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

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c# - OLEDB Parameterized Query

public void LoadDB() { string FileName = @"c:asdf.accdb"; string query = "SELECT ID, Field1 FROM Table1 WHERE ... contents are empty. How can I fix this issue? Question&Answers:os...

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

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767 views

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wix - Is there any possible way to perform upgrade when Product codes for old and new versions are same?

We have two installers build in WIX with the constraint that Product code has to remain same. On doing ... an upgrade while keeping my product code unchanged. Question&Answers:os...

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

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How to remove old Docker containers

This question is related to Should I be concerned about excess, non-running, Docker containers?. I'm wondering ... where I can delete them easily manually? Question&Answers:os...

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

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c# - Order of items in classes: Fields, Properties, Constructors, Methods

Is there an official C# guideline for the order of items in terms of class structure? Does it go: Public ... top before the constructor. Any tips/suggestions? Question&Answers:os...

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

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dns - Custom domain for GitHub project pages

I have a gh-pages branch in one of my http://github.com repos. The GitHub project pages works fine ... project pages. Has anyone successfully done this before? Question&Answers:os...

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

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browser - How do we download a blob url video

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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rsa - What is the difference between encrypting and signing in asymmetric encryption?

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

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Exposing a port on a live Docker container

I'm trying to create a Docker container that acts like a full-on virtual machine. I know I can use ... server running in the container, without restarting it? Question&Answers:os...

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

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python - Executing multiple statements with Postgresql via SQLAlchemy does not persist changes

This does not work - the update has no effect: command = "select content from blog where slug = 'meow'; ... SQL injection, so please dont rewrite the solution! Question&Answers:os...

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

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350 views

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google chrome extension - Injecting javascript variable before content script

Using my background script background.js, I need to inject a dynamic variable as a content script before injecting another ... js:26 at inject.js:52 Any ideas? Question&Answers:os...

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

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Content script for iframe inside extension popup or background script

I am trying to interact with an iframe located in a chrome-extension popup. I know content.js can be injected in ... "popup.html", "default_title": "test" } } Question&Answers:os...

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

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c++ - Check if class is a template specialization?

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

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533 views

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python - PyQt4 to PyQt5 how?

My code was created with PyQt4 and I want to convert it to PyQt5. I have tried some scripts to convert the code; ... 320) window.show() sys.exit(app.exec_()) Question&Answers:os...

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

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132 views

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java - Selenium many Logs (How to remove)

I tried the Selenium 3.0.1 with Firefox 48. And I already tried the following code: java.util.logging. ... Detected dialect: OSS Any clue for solving this? Question&Answers:os...

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

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156 views

1 answer

javascript - How to Consume Http Component efficiently in a service in angular 2 beta?

I'm trying to play with Angular 2-beta and I want to work with Http component. But there is a serious problem here ... look at here) Does it make sense at all?! Question&Answers:os...

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

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131 views

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javascript - Match only unicode letters

i have the following regex that allows only alphabets : /[a-zA-Z]+/ a = "abcDF" if (a.match(/[a-zA-Z]+/) = ... }/) but all returned null for the letter a = "aB" Question&Answers:os...

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

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152 views

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c - Why is the address of static variables relative to the Instruction Pointer?

I am following this tutorial about assembly. According to the tutorial (which I also tried locally, and got ... the process is launched. (Emphasis mine.) Question&Answers:os...

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

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252 views

1 answer

c - Why are global variables in x86-64 accessed relative to the instruction pointer?

I have tried to compile c code to assembly code using gcc -S -fasm foo.c. The c code declare global variable ... %rbp .cfi_def_cfa 7, 8 ret .cfi_endproc .LFE0: Question&Answers:os...

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

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119 views

1 answer

How to pass parameters to another process in c#

I just created an application that launches processes with the following code string [] args = {"a", "b"}; ... not available in other forms. thanks for the help Question&Answers:os...

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

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129 views

1 answer

php - String with array structure to Array

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

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187 views

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Initializing PHP class property declarations with simple expressions yields syntax error

According to the PHP docs, one can initialize properties in classes with the following restriction: "This declaration may ... one but didn't have any luck. Question&Answers:os...

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

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163 views

1 answer

java - Changing Swing JTable Cell Colors

I'm trying to get comfortable with JTables, TableModels, JTableHeaders, renderers, etc. I am trying to make a ... implementation. Thanks to any that can help! Question&Answers:os...

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

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1.3k views

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auto increment - How to handle fragmentation of auto_increment ID column in MySQL

I have a table with an auto_increment field and sometimes rows get deleted so auto_increment leaves gaps. ... auto_increment value or auto_increment value + 1? Question&Answers:os...

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

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530 views

1 answer

Filling HTML <select> dropdown list in JSP with values fetched from database in Servlet

I have a database flights_DB containing a table called Passengers. Each passenger is uniquely identified by his ... I achieve this using JSP and Servlets? Question&Answers:os...

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

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314 views

1 answer

html - Space between nowrap inline blocks

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

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