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Why is there extra padding at the top of my UITableView with style UITableViewStyleGrouped in iOS7
...] initWithFrame:CGRectMake(0.0f, 0.0f, self.tableView.bounds.size.width, 0.01f)];
I like this solution better than setting a somewhat arbitrary contentInset.top because I use the contentInset.top dynamically as well. Having to remember to remove an extra 35px whenever I recalculate contentInset.t...
Objective-C: Calling selectors with multiple arguments
...selector's signature).
If you call the function in this manner:
[self performSelector:@selector(myTest:) withObject:myString];
It will work.
But, as the other posters have suggested, you may want to rename the method:
- (void)myTestWithAString:(NSString*)aString;
And call:
[self performSele...
Finding out whether a string is numeric or not
...suspect invertedSet is returning a class that wraps the set it was created form, and returns the opposite value for all queries. But I don't know for certain.
– John Calsbeek
Nov 28 '18 at 15:39
...
Set NOW() as Default Value for datetime datatype?
...an/5.7/en/timestamp-initialization.html
http://optimize-this.blogspot.com/2012/04/datetime-default-now-finally-available.html
Prior to 5.6.5, you need to use the TIMESTAMP data type, which automatically updates whenever the record is modified. Unfortunately, however, only one auto-updated TIMESTAMP...
Javascript library for human-friendly relative date formatting [closed]
...
I wrote moment.js, a date library that does this. It's about 5KB (2011) 52KB (2019), and works in browsers and in Node. It's also probably the most popular and famous date library for JavaScript.
It supports timeago, formatting, parsing, querying, manipulating, i18n, etc.
Timeago (relative...
What does this symbol mean in JavaScript?
... arrow function expression syntax
What's the meaning of "=>" (an arrow formed from equals & greater than) in JavaScript?
|> — Pipe, greater than: Pipeline operator
What does the "|>" operator do in Javascript?
function*, yield, yield* — Star after function or yield: gene...
Getting ssh to execute a command in the background on target machine
...lude the ampersand (&) at the end of the command it just hangs. The exact form of the command looks like this:
16 Answers
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Why does setTimeout() “break” for large millisecond delay values?
...
you get your problem occurring.
I can only presume this is causing some form of internal exception in the JS Engine and causing the function to fire immediately rather than not at all.
share
|
im...
Find objects between two dates MongoDB
...eems to work.
items.save({
name: "example",
created_at: ISODate("2010-04-30T00:00:00.000Z")
})
items.find({
created_at: {
$gte: ISODate("2010-04-29T00:00:00.000Z"),
$lt: ISODate("2010-05-01T00:00:00.000Z")
}
})
=> { "_id" : ObjectId("4c0791e2b9ec877893f3363b"), "n...
Unit Testing: DateTime.Now
...
@Obbles Code reviews (or pair programming, which is a form of live code review). I suppose one could write a tool that scans the code base for DateTime.UtcNow and similar, but code reviews is a good idea anyway.
– Mark Seemann
May 10 '18 at...