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Can “git pull --all” update all my local branches?
... Thank you for this script. Is it possible that someone can convert that script to windows batch ?
– Saariko
Aug 2 '12 at 10:35
...
Concatenate two string literals
..., for the null terminator). When you use an array in most contexts, it is converted into a pointer to its initial element.
So, when you try to do "Hello" + ",world", what you're really trying to do is add two const char*s together, which isn't possible (what would it mean to add two pointers tog...
How to sort a list in Scala by two fields?
...
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...
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...
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...
Custom sort function in ng-repeat
...dless of sort order.
To workaround this, we can create a custom filter to convert the object to an array, and then apply a custom sort function before returning the collection.
myApp.filter('orderByValue', function () {
// custom value function for sorting
function myValueFunction(card) {
...
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)
...
How can I list ALL DNS records?
...ost is a simple utility for performing DNS lookups. It is normally used to convert names to IP addresses and vice versa. When no arguments or options are given, host prints a short summary of its command line arguments and options.
...
Integrate ZXing in Android Studio
...
I was integrating ZXING into an Android application and there were no good sources for the input all over, I will give you a hint on what worked for me - because it turned out to be very easy.
There is a real handy git repository ...
How do I check the difference, in seconds, between two dates?
... = "%H:%M:%S"
# You could also pass datetime.time object in this part and convert it to string.
time_start = str('09:00:00')
time_end = str('18:00:00')
# Then get the difference here.
diff = datetime.strptime(time_end, date_format) - datetime.strptime(time_start, date_format)
# Get the time ...