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Regex & PHP - isolate src attribute from img tag

With PHP, how can I isolate the contents of the src attribute from $foo? The end result I'm looking for would give ... "100" height="100" />'; See Question&Answers more detail:os...

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cross domain - Disabling same-origin policy in Safari

For development purposes, I need to disable the same-origin policy in Safari (on Windows) on my machine. In ... or hidden setting in Safari? See Question&Answers more detail:os...

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sorting - Sort nested dictionary by value, and remainder by another value, in Python

Consider this dictionary format. {'KEY1':{'name':'google','date':20100701,'downloads':0}, 'KEY2':{'name':' ... do I sort by second value too? See Question&Answers more detail:os...

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python - Where do I define the domain to be used by url_for() in Flask?

When I call url_for('index') it will generate '/' but there are times where I'd like it to generate 'domain.tld ... .tld/%s' % url_for('index')? See Question&Answers more detail:os...

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c# - Add vertical scroll bar to panel

I am trying to make a Panel scrollable, but only vertically (so AutoScroll won't work because the child controls go ... . So how is this done? See Question&Answers more detail:os...

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wrapper - What is the radix parameter in Java, and how does it work?

I understand that radix for the function Integer.parseInt() is the base to convert the string into. Shouldn't 11 base 10 ... "11", 16) ); } } See Question&Answers more detail:os...

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WPF Combobox DisplayMemberPath

Ok, I looked at other questions and didn't seem to get my answer so hopefully someone here can. Very simple ... I use a relativesource binding? See Question&Answers more detail:os...

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Android gradle build Error:(9, 0) Gradle DSL method not found: 'compile()'.

I am getting the following build error when I try and sync my project: Error:(9, 0) Gradle DSL method not found: ... gms:play-services:6.1.+' } See Question&Answers more detail:os...

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utf 8 - php substr() function with utf-8 leaves ? marks at the end

Here is simple code <?php $var = "Бензин Офиси А.С. также производит все типы жира и смазок и их побочных ... to do this the right way? See Question&Answers more detail:os...

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inheritance - Why can't I create an abstract constructor on an abstract C# class?

I am creating an abstract class. I want each of my derived classes to be forced to implement a specific signature ... does not let you do this. See Question&Answers more detail:os...

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Save state of activity when orientation changes android

I have an aacplayer app and I want to save the state of my activity when orientation changes from portrait to ... .. Thank you very much. See Question&Answers more detail:os...

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python - How to put a tkinter window on top of the others?

I'm using Python 2 with Tkinter and PyObjC, and then I'm using py2app. The program is working fine, but ... of other windows when it starts. See Question&Answers more detail:os...

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javascript - Get a polyline from Google maps directions V3

I am trying to get a polyline on a Google map after getting directions. I want to use the v3_epoly to place markers along ... ); }); }); }); See Question&Answers more detail:os...

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CSS file not refreshing in browser

When I make any changes to my CSS file, the changes are not reflected in the browser. How can I fix this? See Question&Answers more detail:os...

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chrome sets cursor to text while dragging, why?

My application has many drag and drop features. While dragging I want the cursor to change to some grab cursor. ... cursor to the text cursor. See Question&Answers more detail:os...

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

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Count based on condition in SQL Server

Does anyone know how can I do a count in SQL Server based on condition. Example: How can I do ... TotalCaseID TotalRecordsWithSystem 1 7 2 See Question&Answers more detail:os...

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html - How to open new tab in JavaScript without switching to the new tab?

How can I open a new tab using javascript without switching to the new tab? For example, when a user clicks ... should stay on the current tab. See Question&Answers more detail:os...

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What is the difference between Google Identity Toolkit, Google OAuth, Firebase Auth and Google+ sign in

For my understanding, Google Identity Toolkit provides a layer for login with different accounts, like Facebook, ... login for Google accounts? See Question&Answers more detail:os...

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

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winforms - How to set/change/remove focus style on a Button in C#?

I have a couple of buttons of which I modified how they look. I have set them as flat buttons with a ... does now. Any suggestions? :-) 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# - Entity Framework - retrieve ID before 'SaveChanges' inside a transaction

In Entity Framework - Is there any way to retrieve a newly created ID (identity) inside a transaction ... objectContext.Connection.Close(); See Question&Answers more detail:os...

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c# - How to Convert string "07:35" (HH:MM) to TimeSpan

I would like to know if there is a way to convert a 24 Hour time formatted string to a TimeSpan. Right now I have ... values[0], values[1], 0); See Question&Answers more detail:os...

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java - Detecting Device Type in a web application

We have a Java based application where in we want to detect the device type(mobile or desktop) for the device ... request. How is it possible? See Question&Answers more detail:os...

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configuration - Getting CMake to build out of source without wrapping scripts

I'm trying to get CMake to build into a directory 'build', as in project/build, where the CMakeLists. ... easy to specify different arguments? See Question&Answers more detail:os...

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c++ - Inferring the call signature of a lambda or arbitrary callable for "make_function"

In some situations it's desirable to be able to type-erase a callable (e.g. function, function pointer, ... Edit: answering my own question. See Question&Answers more detail:os...

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Android SDK cannot be found by flutter

I have installed flutter through AUR. I also have aur/android-sdk 26.0.2-1 installed. When I run flutter run I ... doctor and have my app run? 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 - How to update and order by using ms sql

Ideally I want to do this: UPDATE TOP (10) messages SET status=10 WHERE status=0 ORDER BY priority DESC; In ... . Anyway how to circumvent this? See Question&Answers more detail:os...

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What does 'adding to the index' really mean in Git?

I've got a question regarding Git basics. Basically, what does the action known as "add to the index" mean in ... staging area. Am I correct? See Question&Answers more detail:os...

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css - Bootstrap Modal sitting behind backdrop

So I'm having nearly the exact same problem as @Jamescoo was but I think that my issue is coming from the fact ... remedy this one...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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