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Start a git commit message with a hashmark (#)
...alternative clean-up mode.
E.g.
git commit --cleanup=whitespace
If you do this you have to be careful to remove all # lines that you don't want to appear in the commit.
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What is the difference between save and insert in Mongo DB?
...aves differently if it is passed with an "_id" parameter.
For save, If the document contains _id, it will upsert querying the collection on the _id field, If not, it will insert.
If a document does not exist with the specified _id value, the save() method performs an insert with the specified field...
Python: finding an element in a list [duplicate]
...ably to use the list method .index.
For the objects in the list, you can do something like:
def __eq__(self, other):
return self.Value == other.Value
with any special processing you need.
You can also use a for/in statement with enumerate(arr)
Example of finding the index of an item that ...
Why do people still use primitive types in Java?
...d it takes 43 seconds to run. Taking the Long into the primitive brings it down to 6.8 seconds... If that's any indication why we use primitives.
The lack of native value equality is also a concern (.equals() is fairly verbose compared to ==)
for biziclop:
class Biziclop {
public static void...
Why do we need a fieldset tag?
Why do we need a <fieldset> tag? Whatever purpose it serves is probably a subset of the form tag.
10 Answers
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Returning IEnumerable vs. IQueryable
...u from returning too many rows from the database. Another prime example is doing paging: If you use Take and Skip on IQueryable, you will only get the number of rows requested; doing that on an IEnumerable<T> will cause all of your rows to be loaded in memory.
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What is Python used for? [closed]
...clean and uniform syntax.
Python is dynamically typed: it means that you don't declare a type (e.g. 'integer') for a variable name, and then assign something of that type (and only that type). Instead, you have variable names, and you bind them to entities whose type stays with the entity itself. ...
Can you break from a Groovy “each” closure?
...se a "find" closure instead of an each and return true when you would have done a break.
This example will abort before processing the whole list:
def a = [1, 2, 3, 4, 5, 6, 7]
a.find {
if (it > 5) return true // break
println it // do the stuff that you wanted to before break
re...
Is there a builtin identity function in python?
I'd like to point to a function that does nothing:
8 Answers
8
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How do I put a bunch of uncommitted changes aside while working on something else
...and removes them from the working directory so the branch can continue. It doesn't create a change-set.
hg shelve --all --name "UnfinishedChanges"
hg unshelve --name "UnfinishedChanges"
Update/Edit: Newer versions of mercurial may need to use
hg shelve -n "UnfinishedChanges"
hg unshelve "Unfini...