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Using MemoryStore in production
...
sessionStore.all(function(err, sessions) {
for (var i = 0; i < sessions.length; i++) {
sessionStore.get(sessions[i], function() {} );
}
});
}
Now just call sessionCleanup periodically via setInterval() and you have automatic garbage collection for expired se...
How can I make Flexbox children 100% height of their parent?
...orkaround is:
.flex-2 {
display: flex;
align-items: stretch;
}
Alternatively to align-items, you can use align-self just on the .flex-2-child item you want stretched.
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Replace first occurrence of string in Python
...ment maxreplace is given, the first maxreplace occurrences are replaced.
>>> u'longlongTESTstringTEST'.replace('TEST', '?', 1)
u'longlong?stringTEST'
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...
Split (explode) pandas dataframe string entry to separate rows
...ols` is list-alike
if (lst_cols is not None
and len(lst_cols) > 0
and not isinstance(lst_cols, (list, tuple, np.ndarray, pd.Series))):
lst_cols = [lst_cols]
# all columns except `lst_cols`
idx_cols = df.columns.difference(lst_cols)
# calculate lengths of li...
Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
...s is how I fixed it:
Right click on the Project Name
Select Build Path -> Configure Build Path
In Java Build Path, go to the tab Order and Export
Uncheck your .jar library
Only sometimes:
In Order and Export tab I did not have any jar library there, so I have unchecked Android Private Librari...
Could not insert new outlet connection [duplicate]
...my experience I just had to delete the derived data folder via Organzier > Projects > Delete Derived Data
– Alexander
Mar 8 '13 at 10:30
1
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How to fix Error: laravel.log could not be opened?
... this:
config.vm.synced_folder "./app","/var/www/", create:true,
:owner => "vagrant",
:group => "www-data",
:mount_options => ["dmode=775","fmode=664"]
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Linking R and Julia?
...at replacement for how Matlab is currently used--for computation-heavy results that still require more mathematical intuition than C and its ilk provide. For that, R and Julia could be an amazing complement. Even if Julia supplants R (and I'd be fine with that, frankly), it will be at least a deca...
One line ftp server in python
...
As of 1.3.0: >>> from pyftpdlib import ftpserver: pyftpdlib\ftpserver.py:54: DeprecationWarning: pyftpdlib.ftpserver module is deprecated
– Daniel Reis
Dec 30 '13 at 11:44
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How to modify list entries during for loop?
...inal during the loop, but requires the creation of a temporary list the length of the original.
– martineau
Nov 2 '10 at 22:45
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