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Git: How to return from 'detached HEAD' state
...peaking: git checkout <branchname> will get you out of that.
If you don't remember the last branch name, try
git checkout -
This also tries to check out your last checked out branch.
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Error message Strict standards: Non-static method should not be called statically in php
...methods (and Singletons) are death to testability.
Also note that you are doing way too much work in the constructor, especially all that querying shouldn't be in there. All your constructor is supposed to do is set the object into a valid state. If you have to have data from outside the class to d...
What does apply_filters(…) actually do in WordPress?
...rdPress, but I can't get my head around what apply_filters(...) actually does.
4 Answers
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How do you find the sum of all the numbers in an array in Java?
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@HosseinRahimi java.util.stream.DoubleStream.of(a).sum();
– ggorlen
Jan 3 at 0:31
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show 1 more c...
Paste multiple times
...the contents of your yank. It's a bit more tedious to type, but "0p should do what you want.
Alternatively, don't select-and-replace the old lines up front. If you find those lines with a search, just hit n. over and over (after an initial p), then when they're all pasted, do ndd followed by as ma...
Check if a given key already exists in a dictionary and increment it
...ns import defaultdict
my_dict = defaultdict(int)
my_dict[key] += 1
will do what you want.
For regular Python dicts, if there is no value for a given key, you will not get None when accessing the dict -- a KeyError will be raised. So if you want to use a regular dict, instead of your code you wou...
Synchronous request in Node.js
...tion(next, res) {
...
})
If you need to pass scope along then just do something like this
.then(function(next, d) {
http.get({}, function(res) {
next(res, d);
});
})
.then(function(next, res, d) { })
...
})
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How do you split and unsplit a window/view in Eclipse IDE?
How do you split a window/view in Eclipse IDE? I want to edit code while viewing the different code in the same file.
11 An...
Why should I use a pointer rather than the object itself?
...an object. The main difference is the storage duration of the object. When doing Object myObject; within a block, the object is created with automatic storage duration, which means it will be destroyed automatically when it goes out of scope. When you do new Object(), the object has dynamic storage ...
What is the fastest way to compare two sets in Java?
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firstSet.equals(secondSet)
It really depends on what you want to do in the comparison logic... ie what happens if you find an element in one set not in the other? Your method has a void return type so I assume you'll do the necessary work in this method.
More fine-grained control if you n...