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Is it correct to use alt tag for an anchor link?
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Such things are best answered by looking at the official specification:
go to the specification: https://www.w3.org/TR/html5/
search for "a element": https://www.w3.org/TR/html5/text-level-semantics.html#the-a-element
check "Content attributes", which l...
Create a submodule repository from a folder and keep its git commit history
...--prune-empty --tag-name-filter cat -- --all
Replace <directory 1> by the folder you want to remove. -r will do it recursively inside the specified directory :). Now push to origin/master with --force
git push origin master --force
Boss Stage (See Note below)
Create a submodule from <...
Python Write bytes to file
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If you want to write bytes then you should open the file in binary mode.
f = open('/tmp/output', 'wb')
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What are the recommendations for html tag?
...ML5 and target HTML5 compatible browsers only, then you should be all fine by using a relative URI in the <base> tag.
As to using named/hash fragment anchors like <a href="#anchor">, query string anchors like <a href="?foo=bar"> and path fragment anchors like <a href=";foo=ba...
Java synchronized method lock on object, or method?
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If you declare the method as synchronized (as you're doing by typing public synchronized void addA()) you synchronize on the whole object, so two thread accessing a different variable from this same object would block each other anyway.
If you want to synchronize only on one variab...
PostgreSQL delete with inner join
... The best answer, especially the first one, as it allows you to match by multiple fields.
– Kostanos
Nov 14 '17 at 14:58
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Writing a dict to txt file and reading it back?
I am trying to write a dictionary to a txt file. Then read the dict values by typing the keys with raw_input . I feel like I am just missing one step but I have been looking for a while now.
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What is the use of the pipe symbol in YAML?
...ad of 6+ because the last block-level element is the array item (specified by -) and the literal is indented 4 from it. Somewhat surprisingly the final: | mapping is not considered a block element even though its value is multi-lined. It sort of makes sense if you think about it -- it's still just...
Printing newlines with print() in R
...ng writeLines also allows you to dispense with the "\n" newline character, by using c(). As in:
writeLines(c("File not supplied.","Usage: ./program F=filename",[additional text for third line]))
This is helpful if you plan on writing a multiline message with combined fixed and variable input, su...
How to use background thread in swift?
...the foreground when the background thread is complete
})
C. To delay by 3 seconds - note use of completion parameter without background parameter:
backgroundThread(3.0, completion: {
// Your delayed function here to be run in the foreground
})
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