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What is the difference between using IDisposable vs a destructor in C#?
...hat description is that MS gives examples of unmanaged resources, but from what I've seen never actually defines the term. Since managed objects are generally only usable within managed code, one might think things used in unmanaged code are unmanaged resources, but that's not really true. A lot o...
How to remove selected commit log entries from a Git repository while keeping their changes?
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This works too and helped me to understand what a soft reset is. Granted, the "top" answer is right too and shorter, but thanks for this answer as well.
– cgp
Apr 26 '12 at 15:37
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What is the difference between a symbolic link and a hard link?
...e hard and soft links:
$ ln foo foo-hard
$ ln -s bar bar-soft
Let's see what just happened:
$ ls -l
foo
foo-hard
bar
bar-soft -> bar
Changing the name of foo does not matter:
$ mv foo foo-new
$ cat foo-hard
Cat
foo-hard points to the inode, the contents, of the file - that wasn't change...
Pointers in Python?
...are involved, so the subtlety you crave could be introduced in many ways. What other attributes is form.field suppose to have, for example, besides value? Without that further .value computations, possibilities would include:
class Form(object):
...
def __getattr__(self, name):
retur...
Want to find records with no associated records in Rails
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Just imagine you have 10000000 records in friends table. What about performance in that case?
– goodniceweb
Dec 20 '16 at 14:51
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What is the maximum number of characters that nvarchar(MAX) will hold?
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really? That's cool. Just out of curiosit, in what case would you not want to use nvarchar(MAX)?
– quakkels
Nov 24 '10 at 18:39
5
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What is the gain from declaring a method as static
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1. Declaring method static gives slight performance benefit, but what is more useful, it allows using it without having an object instance at hand (think of for example about factory method or getting a singleton). It also serves the documentational purpose of telling the nature of the met...
Which is more preferable to use: lambda functions or nested functions ('def')?
...Practically speaking, to me there are two differences:
The first is about what they do and what they return:
def is a keyword that doesn't return anything and creates a 'name' in the local namespace.
lambda is a keyword that returns a function object and does not create a 'name' in the local name...
What encoding/code page is cmd.exe using?
When I open cmd.exe in Windows, what encoding is it using?
6 Answers
6
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git revert back to certain commit [duplicate]
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I have been using this approach but what do you need to do in order to safely be able to commit on another machine? (instead git pull -f origin master)
– Christophe De Troyer
Jan 8 '16 at 15:30
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