大约有 5,213 项符合查询结果（耗时：0.0204秒） [XML]
Argparse optional positional arguments?
I have a script which is meant to be used like this:
usage: installer.py dir [-h] [-v]
3 Answers
...
Why use double indirection? or Why use pointers to pointers?
When should a double indirection be used in C? Can anyone explain with a example?
18 Answers
...
Reset C int array to zero : the fastest way?
Assuming that we have a T myarray[100] with T = int, unsigned int, long long int or unsigned long long int, what is the fastest way to reset all its content to zero (not only for initialization but to reset the content several times in my program)? Maybe with memset?
...
How can I read command line parameters from an R script?
I've got a R script for which I'd like to be able to supply several command-line parameters (rather than hardcode parameter values in the code itself). The script runs on Windows.
...
Appending a line to a file only if it does not already exist
I need to add the following line to the end of a config file:
10 Answers
10
...
How to do a non-greedy match in grep?
I want to grep the shortest match and the pattern should be something like:
7 Answers
...
Bold & Non-Bold Text In A Single UILabel?
How would it be possible to include both bold and non-bold text in a uiLabel?
14 Answers
...
printf() formatting for hex
This is more of a curious query than an important question, but why when printing hex as an 8 digit number with leading zeros, does this %#08X Not display the same result as 0x%08X ?
...
How do you load custom UITableViewCells from Xib files?
The question is simple: How do you load custom UITableViewCell from Xib files? Doing so allows you to use Interface Builder to design your cells. The answer apparently is not simple due to memory managment issues. This thread mentions the issue and suggests a solution, but is pre NDA-release and...
Android: Last line of textview cut off
I have a horizontal LinearLayout containing a TextView followed by a Spinner next to it. This LinearLayout is dynamically inflated multiple times in a fixed vertical LinearLayout contained within a RelativeLayout .
...