How to extract img src, title and alt from html using php?

How to extract img src, title and alt from html using php?

I would like to create a page where all images which reside on my website are listed with title and alternative representation.I already wrote me a little program to find and load all HTML files, but now I am stuck at how to extract src, ti

What is a daemon thread in Java?

What is a daemon thread in Java?

Can anybody tell me what daemon threads are in Java? 1:A daemon thread is a thread that does not prevent the JVM from exiting when the program finishes but the thread is still running. An example for a daemon thread is the garbage collec

Flask view raises TypeError: 'bool' object is not callable

Flask view raises TypeError: 'bool' object is not callable

I am trying to debug a view in my Flask app that is return a 500 status with the error TypeError: 'bool' object is not callable in the traceback. The view calls login_user from Flask-Login then returns True to indicate that the login was su

How to modify existing, unpushed commits?

How to modify existing, unpushed commits?

I wrote the wrong thing in a commit message. Alternatively, I've forgotten to include some files.How can I change the commit message/files? The commit has not been pushed yet. 1:Amending the most recent commit messagegit commit --amendwi

Implementing INotifyPropertyChanged - does a better way exist?

Implementing INotifyPropertyChanged - does a better way exist?

Microsoft should have implemented something snappy for INotifyPropertyChanged, like in the automatic properties, just specify {get; set; notify;}I think it makes a lot of sense to do it. Or are there any complications to do it? Can we ourse

What exactly do “u” and “r” string flags do, and what are raw string literals?

What exactly do “u” and “r” string flags do, and what are raw string literals?

While asking this question, I realized I didn't know much about raw strings. For somebody claiming to be a Django trainer, this sucks.I know what an encoding is, and I know what u alone does since I get what is Unicode.But what does r do ex

How do I use shell variables in an awk script?

How do I use shell variables in an awk script?

I found some ways to pass external shell variables to an awk script, but I'm confused about ' and ".First, I tried with a shell script:$ v=123test$ echo $v123test$ echo "$v"123testThen tried awk:$ awk 'BEGIN{print "'$v'"}'$ 123test$ awk 'BE

Default constructor with empty brackets

Default constructor with empty brackets

Is there any good reason that an empty set of round brackets (parentheses) isn't valid for calling the default constructor in C++?MyObject object; // ok - default ctorMyObject object(blah); // okMyObject object(); // errorI seem to typ

How do I add files in Git to the path of a former submodule?

How do I add files in Git to the path of a former submodule?

I have a project that used to contain a submodule, at path mysubmodule. I installed the latest Git from source (1.8.3-rc2) and ran git submodule deinit mysubmodule. I then deleted the .gitmodules file and committed the change. I also del

Why does printf not flush after the call unless a newline is in the format string?

Why does printf not flush after the call unless a newline is in the format string?

Why does printf not flush after the call unless a newline is in the format string? Is this POSIX behavior? How might I have printf immediately flush every time? 1:The stdout stream is buffered, so will only display what's in the buffer a

Passing Parameters JavaFX FXML

Passing Parameters JavaFX FXML

How can I pass parameters to a secondary window in javafx? Is there a way to communicate with the corresponding controller?For example:The user chooses a customer from a TableView and a new window is opened, showing the customer's info.Stag

Starting the ipython notebook

Starting the ipython notebook

In an ubuntu terminal window when the notebook is starting this error is raised. Could anybody explain this errorKeyError: 3ERROR:root:Exception in I/O handler for fd 3Traceback (most recent call last): File "/usr/lib/python2.7/dist-packag

Python unittest.TestCase object has no attribute 'runTest'

Python unittest.TestCase object has no attribute 'runTest'

For the following code:import unittestclass Test(unittest.TestCase): def test1(self): assert(True == True)if __name__ == "__main__": suite = unittest.TestSuite() suite.addTest(Test()) unittest.TextTestRunner().run(suite)U

XE4: How to change exe output name base on platform?

XE4: How to change exe output name base on platform?

Simply I need output executable names like MyApp32.exe and MyApp64.exe after compiling my project in Delphi XE4.I found a directive in the forum which is {$LIBSUFFIX '32'} but it seems it is only for dlls.Any suggestions for executable file

FileOutputStream: Does the “close” method calls also “flush”?

FileOutputStream: Does the “close” method calls also “flush”?

I'm really confused about flush and close method.In my code I always close my FileOutputStream object. But I want to know that if I have to use flush method here, and where can I use it?I will write a project that download 4 or 5 files repe

jQuery auto upload file

jQuery auto upload file

I want the file input will automatic upload my image without enter any submit button.Let me know the trick with jQuery 1:You can submit the form on the file input's onchange event, like this:$("input[name=upload]").change(function() {

How to log an installation made from a WiX bundle

How to log an installation made from a WiX bundle

When creating a Windows installer using the WiX (Windows Installer for XML) toolset, how do you make the install process write logging information to a log file?Is there a command-line switch which triggers the output of the log file? 1:

What is the equivalent to 'play stop' for Play Framework 2.1?

What is the equivalent to 'play stop' for Play Framework 2.1?

What is the equivalent of play stop for Play 2.1?If I did play start, how do I cleanly terminate the process? 1:As stated in the doc: When you run the start command, Play forks a new JVM and runs the default Netty HTTP server. The stand

Android custom widget styles: how to put them into a namespace?

Android custom widget styles: how to put them into a namespace?

In the ApiDemos, there is a view example called Gallery1 which declares a custom style in attrs.xml, as such: now, I want to do the same thing for my widgets, but using a different namespace. However, as soon as I replace the android: na

Why is n+++n valid while n++++n is not?

Why is n+++n valid while n++++n is not?

In Java, the expression:n+++nAppears to evaluate as equivalent to:n++ + nDespite the fact that +n is a valid unary operator with higher precedence than the arithmetic + operator in n + n. So the compiler appears to be assuming that the ope

Why relative path doesn't work in Ruby require

Why relative path doesn't work in Ruby require

I'm starting learning Ruby, one thing that I don't understand, why relative path for require directive doesn't work in ruby. It's something that works almost in every scripting language that I now (JSP, PHP...). I explain with a real exampl

resume uploads using HTTP?

resume uploads using HTTP?

Is it possible to resume interrupted uploads using HTTP Post? I am working on a project that uploads several files to a HTTP server. Thanks. 1:Assuming you have control at a low enough level on both client and server sides of this projec

How do you use JsHint “.jshintrc” file with Visual Studio 2013 Web Essentials extension?

How do you use JsHint “.jshintrc” file with Visual Studio 2013 Web Essentials extension?

I have installed the "Web Essentials" extension into Visual Studio 2013. I am now getting JSHint warnings appearing in my "Error List" window under the Messages section. However, it is complaining about some global variables that it think

How do you set a default pager for the MySQL client?

How do you set a default pager for the MySQL client?

I know you can set a pager in mysql (the client program) using e.g. \P less. But how would one configure mysql so that your pager of choice is activated whenever you start using the client? 1:To force this without having to pass paramete

Determine ROW that caused “unexpected end of file” error in BULK INSERT?

Determine ROW that caused “unexpected end of file” error in BULK INSERT?

i am doing a bulk insert:DECLARE @row_terminator CHAR;SET @row_terminator = CHAR(10); -- or char(10)DECLARE @stmt NVARCHAR(2000);SET @stmt = ' BULK INSERT accn_errors FROM ''F:\FullUnzipped\accn_errors_201205080105.txt'' WITH (