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How to join two sets in one line without using “|”
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You can use union method for sets: set.union(other_set)
Note that it returns a new set i.e it doesn't modify itself.
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Declare slice or make slice?
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Can i say the same for map? var m map[string]int vs m:= make(map[string]int) ? Thanks.
– joshua
Mar 6 '15 at 7:46
11
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Subprocess changing directory
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@The_Diver That's why cd must be implemented as internal shell command. There's no other way to do it. Internal shell commands are executed within the same process as the shell. What I meant by subshell is the shell executed for ...
Is nested function a good approach when required by only one function? [closed]
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>>> def sum(x, y):
... def do_it():
... return x + y
... return do_it
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>>> a = sum(1, 3)
>>> a
<function do_it at 0xb772b304>
>>> a()
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Is this what you were looking for? It's called a closure.
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How can I find and run the keytool
...n by myself as below quote. It works fine.
"C:\Program Files\Java\jdk1.6.0_26\bin\keytool.exe" -exportcert -alias
> sociallisting -keystore "D:\keystore\SocialListing" |
> "C:\cygwin\bin\openssl.exe" sha1 -binary | "C:\cygwin\bin\openssl.exe"
> base64
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Change URL and redirect using jQuery
...rk nowadays the latter is an object (and of course unsupported to assign a string to in an ancient IE version...)
– Victor
May 21 '13 at 21:50
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Team Build Error: The Path … is already mapped to workspace
...ity TF - Team Foundation Version Control Tool (tf).
You can get a list of all workspaces by bringing up a Visual Studio Command Prompt then changing to your workspace folder and issuing the following commands:
C:\YourWorkspaceFolder>tf workspaces /owner:*
You should see your problem workspace...
Data binding to SelectedItem in a WPF Treeview
...SelectedItemChanged += new RoutedPropertyChangedEventHandler<object>(___ICH);
}
void ___ICH(object sender, RoutedPropertyChangedEventArgs<object> e)
{
if (SelectedItem != null)
{
SetValue(SelectedItem_Property, SelectedItem);
}
}
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Open a new tab in gnome-terminal using command line [closed]
...ferent commands in different tabs. No matter where I add the commands they all get executed in the first tab. Can you include a solution for this?
– Calin
May 3 '11 at 21:25
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Best way to handle list.index(might-not-exist) in python?
...thonic solution is to use only try/except and not the -1 sentinel value at all. I.E. you should rewrite otherfunction. On the other hand, if it ain't broke, ...
– Andrew Jaffe
Jan 25 '10 at 15:49
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