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Set the value of an input field
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I will, is there a way to make the vale NULL if the user clicks on the field ?
– SebastianOpperman
Sep 30 '11 at 10:46
4
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Django - “no module named django.core.management”
...istutils.sysconfig import get_python_lib; print get_python_lib()"
To see if you have the django packages in there.
If there's no django folder inside of site-packages, then you do not have django installed (at least for that version of python).
It is possible you have more than one version of ...
CSS - Expand float child DIV height to parent's height
...'re not floating everything - so that's defined at the cost of not scaling if ever the right column grows longer than the left (which indeed is not the case in the OP's question).
– Eamon Nerbonne
Jan 26 '11 at 14:08
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Is it bad practice to have a constructor function return a Promise?
...lize a new instance. It should set up data structures and all instance-specific properties, but not execute any tasks. It should be a pure function without side effects if possible, with all the benefits that has.
What if I want to execute things from my constructor?
That should go in a method...
How to send an email from JavaScript
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If the program which open the page have already e-mail client features.. (like Opera 12.50) then, it open the link as a regular URL. Their is also Thunderbird which have the firefox gecko engine: it can open web pages from hy...
Should I test private methods or only public ones? [closed]
... to the users of the class. Testing private methods breaks encapsulation.
If I find that the private method is huge or complex or important enough to require its own tests, I just put it in another class and make it public there (Method Object). Then I can easily test the previously-private-but-now...
How to set environment variable for everyone under my linux system?
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What if some users use another shell, like zsh?
– Matthieu Napoli
Jul 18 '13 at 7:41
73
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How to print register values in GDB?
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I get: Invalid register `%eax' And if I just do "info registers" eax does not show up. Yet I am looking at my code assembly in the IDE where a EXC_BAD_ACCESS signal has been generated with the instruction: test %eax, %eax This is in XCode running gdb. Why i...
How to use GROUP_CONCAT in a CONCAT in MySQL
If I have a table with the following data in MySQL:
7 Answers
7
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How can I solve a connection pool problem between ASP.NET and SQL Server?
...e connection. For example the following code will cause a connection leak, if the code between .Open and Close throws an exception:
var connection = new SqlConnection(connectionString);
connection.Open();
// some code
connection.Close();
The correct way would be this:
var connecti...