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Couldn't connect to server 127.0.0.1:27017
... because there is an old lock file.
If you are not and were not running with journaling, remove the lock file, run repair, and start mongodb again.
If you are or were running with journaling turned on, see the relevant Mongo DB docs. Note that they say "If you are running with Journaling you shou...
MySQL and GROUP_CONCAT() maximum length
... group_concat_max_len = 1000000;
is a temporary, session-scope, setting. It only applies to the current session You should use it like this.
SET SESSION group_concat_max_len = 1000000;
select group_concat(column) from table group by column
You can do this even in sharing hosting, but when you ...
Can I set the height of a div based on a percentage-based width? [duplicate]
...et's say I've got a div that has a width of 50% of the body. How do I make its height equal to that value? So that when the browser window is 1000px wide, the div's height and width are both 500px.
...
Android basics: running code in the UI thread
... the main application thread when executing the code, the first one (runOnUiThread()) will execute the Runnable immediately. The second one (post()) always puts the Runnable at the end of the event queue, even if you are already on the main application thread.
The third one, assuming you create and...
Why does MSBuild look in C:\ for Microsoft.Cpp.Default.props instead of c:\Program Files (x86)\MSBui
...on using their command line tool, which calls MSBuild. I'm using Win 7 64-bit, VS2013 express, cocos2d-x version 3.3, .NET Framework 4.5 installed.
I fixed the problem by setting the following before running the cocos.py publish command:
SET VCTargetsPath=C:\Program Files (x86)\MSBuild\Microsoft.C...
ASP.NET MVC - passing parameters to the controller
I have a controller with an action method as follows:
10 Answers
10
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How to remove spaces from a string using JavaScript?
...
This?
str = str.replace(/\s/g, '');
Example
var str = '/var/www/site/Brand new document.docx';
document.write( str.replace(/\s/g, '') );
Update: Based on this question, this:
str = str.replace(/\s+/g, '');
is a better solution. It produces the same result, but it does it fas...
$apply vs $digest in directive testing
... the scope, and I want to change that attribute in my test and verify that it responds correctly, which is the best way of doing that change?
...
Reading large text files with streams in C#
...out how to handle large files being loaded into our application's script editor (it's like VBA for our internal product for quick macros). Most files are about 300-400 KB which is fine loading. But when they go beyond 100 MB the process has a hard time (as you'd expect).
...
Image inside div has extra space below the image
... bigger than the height of the img ? There is a gap below the image, but it doesn't seems to be a padding/margin.
9 Answ...