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How to convert a string into double and vice versa?
...nearest int can then be done as
int myInt = (int)(myDouble + (myDouble>0 ? 0.5 : -0.5))
I'm honestly not sure if there's a more streamlined way to convert back into a string than
NSString* myNewString = [NSString stringWithFormat:@"%d", myInt];
...
Format a datetime into a string with milliseconds
...me('%Y-%m-%d %H:%M:%S.%f')[:-3]
>>>> OUTPUT >>>>
2020-05-04 10:18:32.926
Note: For Python3, print requires parentheses:
print(datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3])
share
...
Remove Elements from a HashSet while Iterating [duplicate]
...hasNext()) {
Integer element = iterator.next();
if (element % 2 == 0) {
iterator.remove();
}
}
You will often see this pattern using a for loop rather than a while loop:
for (Iterator<Integer> i = set.iterator(); i.hasNext();) {
Integer element = i.next();
if (el...
Converting stream of int's to char's in java
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edited May 7 '09 at 23:19
answered May 7 '09 at 9:48
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The EXECUTE permission was denied on the object 'xxxxxxx', database 'zzzzzzz', schema 'dbo'
...for this purpose.
– user1161391
Nov 27 '17 at 17:04
4
why is everyone upvoting comments suggestin...
How does JavaScript .prototype work?
...ble square brackets
– Christoph
Jun 27 '13 at 13:25
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show...
How to disable admin-style browsable interface of django-rest-framework?
...per @DustinWyatt
– Tom Christie
Mar 27 '14 at 12:09
7
@TomChristie Tom, in my case view level per...
Best practices for in-app database migration for Sqlite
...h this variable, you are free to use it however you please). It starts at 0, and you can get/set this variable with the following sqlite statements:
> PRAGMA user_version;
> PRAGMA user_version = 1;
When the app starts, I check the current user-version, apply any changes that are needed ...
How do I use jQuery's form.serialize but exclude empty fields
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answered Mar 4 '09 at 14:29
Tom VinerTom Viner
5,75755 gold badges3535 silver badges3838 bronze badges
...
Save An Image To Application Documents Folder From UIView On IOS
..., NSUserDomainMask, YES);
NSString *documentsPath = [paths objectAtIndex:0]; //Get the docs directory
NSString *filePath = [documentsPath stringByAppendingPathComponent:@"image.png"]; //Add the file name
[pngData writeToFile:filePath atomically:YES]; //Write the file
Reading it later works the ...