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Dump a NumPy array into a csv file
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@DaveC : You have to set the comments keyword argument to '', the # will be suppressed.
– Milind R
Jan 14 '19 at 20:31
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Merge PDF files
Is it possible, using Python, to merge separate PDF files?
9 Answers
9
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In Perl, how can I read an entire file into a string?
...!";
my $data = do { local $/; <$fh> };
Mostly, there is no need to set $/ to undef.
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Java string to date conversion
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That's the hard way, and those java.util.Date setter methods have been deprecated since Java 1.1 (1997). Simply format the date using SimpleDateFormat using a format pattern matching the input string.
In your specific case of "January 2, 2010" as the input string:
"Janu...
Binary search (bisection) in Python
...O(1) or O(log n) average case, depending on your pattern)
Whereas with a set(), you're incurring
O(n) to create
O(1) lookup
O(1) insert / delete
The thing a sorted list really gets you are "next", "previous", and "ranges" (including inserting or deleting ranges), which are O(1) or O(|range|), ...
Subscript and Superscript a String in Android
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((TextView)findViewById(R.id.text)).setText(Html.fromHtml("X<sup>2</sup>"));
or
Common Tasks and How to Do Them in Android
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promise already under evaluation: recursive default argument reference or earlier problems?
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Python recursive folder read
...e a C++/Obj-C background and I am just discovering Python (been writing it for about an hour).
I am writing a script to recursively read the contents of text files in a folder structure.
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What happens to an open file handle on Linux if the pointed file gets moved or deleted
...n success, zero is returned. On error, -1 is returned, and errno is set
* appropriately.
*/
int check_fd_fine(int fd) {
struct stat _stat;
int ret = -1;
if(!fcntl(fd, F_GETFL)) {
if(!fstat(fd, &_stat)) {
if(_stat.st_nlink >= 1)
ret...
How to permanently remove few commits from remote branch
I know that's rewriting of history which is bad yada yada.
8 Answers
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