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How can I get the URL of the current tab from a Google Chrome extension?
...window / popup (changing focus), but still wants to access tab information from the window where the extension was run.
I chose to use lastFocusedWindow: true in this example, because Google calls out cases in which currentWindow may not always be present.
You are free to further refine your tab q...
Saving image from PHP URL
I need to save an image from a PHP URL to my PC.
Let's say I have a page, http://example.com/image.php , holding a single "flower" image, nothing else. How can I save this image from the URL with a new name (using PHP)?
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How to change column datatype from character to numeric in PostgreSQL 8.4
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The optional USING clause specifies how to compute the new column value from the old; if omitted, the default conversion is the same as an assignment cast from old data type to new. A USING clause must be provided if there is no implicit or assignment cast from old to new type.
So this might wo...
how to convert from int to char*?
..., particularly to older projects. Plenty of C++ games also still stay away from std::string. Going from int to std::string to char* isn't the same as int to char*.
– Adambean
Jan 25 '16 at 19:05
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How do I change the root directory of an apache server? [closed]
...e document root of the Apache server? I basically want localhost to come from /users/spencer/projects directory instead of /var/www .
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Prevent the keyboard from displaying on activity start
...ng these to false should work though, as the idea is to get the focus away from the EditText boxes.
– Protean
Apr 25 '18 at 5:17
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NodeJS: Saving a base64-encoded image to disk
My Express app is receiving a base64-encoded PNG from the browser (generated from canvas with toDataURL() ) and writing it to a file. But the file isn't a valid image file, and the "file" utility simply identifies it as "data".
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How to call a parent method from child class in javascript?
...Class.prototype.myMethod.call(this)
Same goes for calling a parent method from child class with arguments:
ParentClass.prototype.myMethod.call(this, arg1, arg2, ..) * Hint: use apply() instead of call() to pass arguments as an array.
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.NET: Which Exception to Throw When a Required Configuration Setting is Missing?
... there will never be any confusion regarding where the exception is coming from- the framework, or your application. The framework will never throw your custom exceptions.
UPDATE: I agree with the comments, so I have changed the subclass to ConfigurationErrorsException from Exception. I think it...
How to send a simple string between two programs using pipes?
...yfifo";
char buf[MAX_BUF];
/* open, read, and display the message from the FIFO */
fd = open(myfifo, O_RDONLY);
read(fd, buf, MAX_BUF);
printf("Received: %s\n", buf);
close(fd);
return 0;
}
Note: Error checking was omitted from the above code for simplicity.
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