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Deleting lines from one file which are in another file
... speed of Jona Christopher Sahnwal's answer.
– Alex Hall
Nov 8 '15 at 21:15
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@arnaud576875: Are ...
Fast check for NaN in NumPy
...stion, since it builds a boolean array of shape X.shape , which is potentially gigantic.
7 Answers
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How can I remove duplicate rows?
.../02/18/not-exists-vs-not-in Out of the 3 I think NOT EXISTS performs best. All three will generate a plan with a self join though that can be avoided.
– Martin Smith
Jan 14 '11 at 9:17
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Where is the itoa function in Linux?
itoa() is a really handy function to convert a number to a string. Linux does not seem to have itoa() , is there an equivalent function or do I have to use sprintf(str, "%d", num) ?
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AddBusinessDays and GetBusinessDays
...tly follow the same pattern as using negative numbers with AddBusinessDays allows non-business days to be selected.
– Ristogod
May 28 '14 at 17:37
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In git, is there a simple way of introducing an unrelated branch to a repository?
...with a git problem today, I had to introduce a
branch that needed to be totally separate from the master branch.
The contents of this branch really had a different origin from what
had been developed on the master branch, but they were going to be
merged into the master branch at a later time....
Resolving a Git conflict with binary files
... i.e. --their == currently checked-out branch and --ours is the branch, usually a remote branch, or path spec you're trying to merge into the current branch. The [space]--[space] option disambiguates to path spec between branch name and path spec that both happen to exist with the same name (e.g. an...
Is it possible to disable floating headers in UITableView with UITableViewStylePlain?
...
Objective-C:
CGFloat dummyViewHeight = 40;
UIView *dummyView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, self.tableView.bounds.size.width, dummyViewHeight)];
self.tableView.tableHeaderView = dummyView;
self.tableView.contentInset = UIEdgeInsetsMake(-dummyViewHeight, 0, 0, 0);
Swift:
let d...
Maximum packet size for a TCP connection
...ypes of networks (like Token Ring) have larger MTUs, and some types have smaller MTUs, but the values are fixed for each physical technology.
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Try-catch speeding up my code?
...eration on the loads and stores of the locals.
For some reason unclear to all of us, the problematic code generation path is avoided when the JITter knows that the block is in a try-protected region.
This is pretty weird. We'll follow up with the JITter team and see whether we can get a bug enter...