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“No X11 DISPLAY variable” - what does it mean?
...p.
Actually, I'm surprised it isn't set automatically. Are you trying to start this application from a non-graphic terminal? If not, have you modified the default .profile, .login, .bashrc or .cshrc?
Note that setting the DISPLAY to :0.0 pre-supposes that you're sitting at the main display, as I...
What is the recommended batch size for SqlBulkCopy?
...h size for SqlBulkCopy ? I'm looking for a general formula I can use as a starting point for performance tuning.
5 Answers...
Playing .mp3 and .wav in Java?
..."music.wav"));
Clip clip = AudioSystem.getClip();
clip.open(audioIn);
clip.start();
And play .mp3 with jLayer
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Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...own question, this functionality has been added to pandas in the meantime. Starting from pandas 0.15.0, you can use tz_localize(None) to remove the timezone resulting in local time.
See the whatsnew entry: http://pandas.pydata.org/pandas-docs/stable/whatsnew.html#timezone-handling-improvements
So w...
Calculating a directory's size using Python?
...is walks all sub-directories; summing file sizes:
import os
def get_size(start_path = '.'):
total_size = 0
for dirpath, dirnames, filenames in os.walk(start_path):
for f in filenames:
fp = os.path.join(dirpath, f)
# skip if it is symbolic link
if...
How do I compile and run a program in Java on my Mac?
...attempt to call when you tell it to execute your program. Think of it as a starting point for your program. The System.out.println() method will print a line of text to the screen, "Hello World!" in this example.
Using the Compiler
Now that you have written a simple Java program, you need to compi...
Can I specify a custom location to “search for views” in ASP.NET MVC?
...sure you remember to register the view engine by modifying the Application_Start method in your Global.asax.cs
protected void Application_Start()
{
ViewEngines.Engines.Clear();
ViewEngines.Engines.Add(new CustomViewEngine());
}
...
Handler vs AsyncTask
...g AsyncTasks for all background operations in my project. At some point I started reaching that max jobs limit, so my tasks would only start after another finished. In the end I had to change all my structure to stop using asynctasks and avoid reaching that limitation.
– tbra...
Makefile variable as prerequisite
... @esmit: Yes; I should have replied about this. In my solution, the line starts with a TAB, so it's a command in the check-env rule; Make won't expand it unless/until executing the rule. If it doesn't start with a TAB (as in @rane's example), Make interprets it as not being in a rule, and evaluate...
Why does the order in which libraries are linked sometimes cause errors in GCC?
...ne important detail to this excellent answer: Using "-( archives -)" or "--start-group archives --end-group" is the only sure-fire way of resolving circular dependencies, since each time the linker visits an archive, it pulls in (and registers the unresolved symbols of) only the object files that re...