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Iterate a list as pair (current, next) in Python
...ed to __slice__ on the list, which then returns a copy containing only the selected elements. One idiomatic way to copy a list is l_copy = l[:] (which I find ugly and unreadable -- prefer l_copy = list(l))
– dcrosta
Mar 25 '11 at 16:16
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Mark parameters as NOT nullable in C#/.NET?
... where o.Value == null
select o;
bool paramsNull = nullParams.Count() > 0;
if (paramsNull)
{
StringBuilder sb = new StringBuilder();
foreach (var param in nullParams)
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How do you reverse a string in place in C or C++?
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@fredsbend, the "ridiculously long" version of the selected answer handles a case which this simple answer doesn't - UTF-8 input. It shows the importance of fully specifying the problem. Besides the question was about code that would work in C as well.
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Enable binary mode while restoring a Database from an SQL dump
...ease follows the preceding steps.
Open file in notepad.
Click on Save as
Select Encoding type UTF-8.
Now source your db.
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What's the difference of $host and $http_host in Nginx
...equal the server_name directive's value or the actual server name that was selected if there were multiple server_name directives?
– CMCDragonkai
Mar 13 '14 at 20:03
1
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How can I change the table names when using ASP.NET Identity?
...atest (RTM) version of AspNet.Identity. When I create a new web project, I select "Individual User Accounts" for authentication. This creates the following tables:
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Disable Visual Studio devenv solution save dialog
... C:\Program Files (x86)\Common Files\microsoft shared\MSEnv\VSLauncher.exe
Select Properties
Click Compatibility
Set "Run this program as an administrator".
I also did the same for C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\devenv.exe.
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Can't use method return value in write context
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This is a much better answer than the one currently selected.
– SystemParadox
Sep 9 '11 at 14:20
20
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How to output only captured groups with sed?
...only alternative solution is to use a character class: '[[:digit:]]`.
The selected answer use such "character classes" to build a solution:
$ str='This is a sample 123 text and some 987 numbers'
$ echo "$str" | sed -rn 's/[^[:digit:]]*([[:digit:]]+)[^[:digit:]]+([[:digit:]]+)[^[:digit:]]*/\1 \2/p'...
UnicodeEncodeError: 'latin-1' codec can't encode character
...t. They map exactly to the Unicode characters U+0080–U+009F, which are a selection of control characters. They're control characters that aren't used very much which is why browsers got away with it, but it's annoying when you are trying to convert a sequences of bytes-as-Unicode.
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