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How to sort a list in Scala by two fields?
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It's interesting to think about the performance of this vs. a single sortBy that creates a tuple. With this approach you obviously don't have to create those tuples, but with the tuple approach you only have to compare first name...
Check if pull needed in Git
...u} returns an abbreviated upstream ref (e.g. origin/master), which is then converted into space-separated fields by the piped sed command, e.g. origin master.
This string is fed into git ls-remote which returns the head commit of the remote branch. This command will communicate with the remote repos...
How to Deep clone in javascript
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If i remember correctly this also converts dates into strings.
– Peter
Jul 11 '17 at 6:48
4
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How to view the list of compile errors in IntelliJ?
... but have not really found a solution. I really like IntelliJ, I recently converted to it from Eclipse, and I hope this is just something I am missing and not a fundamental deficiency.
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How to remove all callbacks from a Handler?
...nable myRunnable = new Runnable() {
public void run() {
//Some interesting task
}
};
You can call myHandler.postDelayed(myRunnable, x) to post another callback to the message queue at other places in your code, and remove all pending callbacks with myHandler.removeCallbacks(myRunna...
What does git rev-parse do?
...g that can be used with eval
Massage just implies that it is possible to convert the info from one form into another i.e. a transformation command. These are some quick examples I can think of:
a branch or tag name into the commit's SHA1 it is pointing to so that it can be passed to a plumbing c...
Should functions return null or an empty object?
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Returning null is usually the best idea if you intend to indicate that no data is available.
An empty object implies data has been returned, whereas returning null clearly indicates that nothing has been returned.
Additionally, returning a null will result in a null ex...
How to replace plain URLs with links?
...wanted emails to turn into mailto: links. EXAMPLE: www.yahoo.com would be converted to www.yahoo.com
Here's the code I ended up with (combination of code from this page and other stuff I found online, and other stuff I did on my own):
function Linkify(inputText) {
//URLs starting with http://...
How does zip(*[iter(s)]*n) work in Python?
... i.e. a list of length n, where each element is x. *arg unpacks a sequence into arguments for a function call. Therefore you're passing the same iterator 3 times to zip(), and it pulls an item from the iterator each time.
x = iter([1,2,3,4,5,6,7,8,9])
print zip(x, x, x)
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raw vs. html_safe vs. h to unescape html
... a boolean in string so that the string is considered as html save
raw It converts to html_safe to string
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