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gdb fails with “Unable to find Mach task port for process-id” error
My app runs fine but gdb fails to debug it with the following error
12 Answers
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How to kill an Android activity when leaving it so that it cannot be accessed from the back button?
In an given Android activity, I would like to start a new activity for the user at some point. Once they leave the first activity and arrive at the second, the first activity is stale and I want to remove it completely so it can not be accessed again from the back button.
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width:auto for fields
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An <input>'s width is generated from its size attribute. The default size is what's driving the auto width.
You could try width:100% as illustrated in my example below.
Doesn't fill width:
<form action='' method='post' style='width:200px;background:khaki'...
Center Oversized Image in Div
I have been trying to sort out how to center an oversized image within a div using css only.
11 Answers
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Add all files to a commit except a single file?
...ant to specifically ignore a single modified file. Looks like this after git status :
13 Answers
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Meaning of Choreographer messages in Logcat [duplicate]
...ot the latest ADT. I'm now seeing these messages in the logcat, that I'm quite sure, I haven't seen before. Does anyone have an idea about this?
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Start a git commit message with a hashmark (#)
Git treats lines starting with # as comment lines when committing. this is very annoying when working with a ticket tracking system, and trying to write the ticket number at the beginning of the line, e.g.
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Which is better, return value or out parameter?
If we want to get a value from a method, we can use either return value, like this:
17 Answers
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Passing a dictionary to a function as keyword parameters
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Figured it out for myself in the end. It is simple, I was just missing the ** operator to unpack the dictionary
So my example becomes:
d = dict(p1=1, p2=2)
def f2(p1,p2):
print p1, p2
f2(**d)
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Studies on optimal code width?
If you enable the "View Right Margin" in your IDE of choice, it is likely that it will default to 80 characters. I tend to change it to 120 for no reason other than it was the standard at a company I was with a few years back, and no other company has told me to do it differently.
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