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Using Vim's persistent undo?
... call system('mkdir ' . myUndoDir)
let &undodir = myUndoDir
set undofile
endif
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Is it good practice to NULL a pointer after deleting it?
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Setting a pointer to 0 (which is "null" in standard C++, the NULL define from C is somewhat different) avoids crashes on double deletes.
Consider the following:
Foo* foo = 0; // Sets the pointer to 0 (C++ NULL)
delete foo; ...
Can I try/catch a warning?
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Set and restore error handler
One possibility is to set your own error handler before the call and restore the previous error handler later with restore_error_handler().
set_error_handler(function() { /* ignore errors */ })...
Connect Device to Mac localhost Server? [closed]
...-FI on my Mac and then turned it on again, which solved the problem. Click Settings > Turn WI-FI Off.
I tested it by going to Safari on my iPhone and entering my host name or IP address. For example:
http://<name>.local or http://10.0.1.5
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Does setting Java objects to null do anything anymore?
... by Peter Hagger. In the performance section, there is a recommendation to set object references to null when no longer needed.
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How do I set the request timeout for one controller action in an asp.net mvc application
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You can set this programmatically in the controller:-
HttpContext.Current.Server.ScriptTimeout = 300;
Sets the timeout to 5 minutes instead of the default 110 seconds (what an odd default?)
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Datatype for storing ip address in SQL Server
... , @colIndex = CHARINDEX(@delim, @ipAddress, @colIndex + 1)
SET @colIndex = CHARINDEX(@delim, @ipAddress)
IF @colIndex = 0
RETURN NULL
END
SET @ipAddress = @ipAddress + @delim
WHILE @colIndex > 0
BEGIN
SET @token = SUBSTRING(@...
Override configured user for a single git commit
...author is not necessarily the same as the committer. Git tracks both.
To set what name to use for just this repository, you could do:
git config user.name "Your Name"
git config user.email "Your email"
Notice the absence of the --global option. This will set the configuration in this reposit...
Open a project in a new window in IntelliJ after “accidentally” clicking remember decision
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It can be changed in in File | Settings/Preferences | Appearance & Behavior | System Settings | Project Opening (or, before version 15, File | Settings/Preferences | General | Project Opening)
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How to change the default collation of a table?
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To change the default character set and collation of a table including those of existing columns (note the convert to clause):
alter table <some_table> convert to character set utf8mb4 collate utf8mb4_unicode_ci;
Edited the answer, thanks to the pr...