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How to cast List to List
...s is too complicated, and it is not perfect. Sometimes you just don't know if there is a pretty solution to satisfy the compiler, even though you know very well the runtime types and you know what you are trying to do is safe. In that case, just do the crude casting as needed, so you can leave work ...
Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
... be noted that this method works with MultiIndex as well (using df1 as specified in Paul's example):
>>> %timeit df1.groupby(level=df1.index.names).last()
1000 loops, best of 3: 771 µs per loop
>>> %timeit df1[~df1.index.duplicated(keep='last')]
1000 loops, best of 3: 365 µs per...
HTTP authentication logout via PHP
...onsistent across browsers.
This is a problem that comes from the HTTP specification (section 15.6):
Existing HTTP clients and user agents typically retain authentication
information indefinitely. HTTP/1.1. does not provide a method for a
server to direct clients to discard these cached ...
Making Python loggers output all messages to stdout in addition to log file
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That's fine but if it's already redirected to a file how can I have it be printed to stdout in addition?
– user248237
Dec 27 '12 at 17:27
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Remove Server Response Header IIS7
...that using HttpModules we can achieve the same thing. This will be helpful if we don't have admin right to server. Also I don't want to write ISAPI filter.
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Capitalize or change case of an NSString in Objective-C
...ps" one has to keep in mind that usually "Sentence" means "entire string". If you wish for real sentences use the second method, below, otherwise the first:
@interface NSString ()
- (NSString *)sentenceCapitalizedString; // sentence == entire string
- (NSString *)realSentenceCapitalizedString; // ...
'Microsoft.SqlServer.Types' version 10 or higher could not be found on Azure
...case, we just installed the SQL 2012 CLR Types and it fixed the issue; but if you have a specific dependency on the higher versions of the assemblies then this appears to be the best solution.
– Andras Zoltan
Oct 25 '16 at 14:09
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How to generate gcc debug symbol outside the build target?
I know I can generate debug symbol using -g option. However the symbol is embeded in the target file. Could gcc generate debug symbol outside the result executable/library? Like .pdb file of windows VC++ compiler did.
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How does Rails keep track of which migrations have run for a database?
...ile name and inserts a row for that "version", indicating it has been run. If you roll back that migration, Rails will delete the corresponding row from schema_migrations.
For example, running a migration file named 20120620193144_create_users.rb will insert a new row with a version of 201206201931...
Cleaning up old remote git branches
I work from two different computers (A and B) and store a common git remote in the dropbox directory.
9 Answers
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