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What are the differences between ArrayList and Vector?
...%, you can avoid this by ensurecapacity() method to make sure that you are allocating sufficient memory at the initial stages itself.
Hope it helps.
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Basic HTTP authentication with Node and Express 4
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Use Buffer.from() // for strings or Buffer.alloc() // for numbers as Buffer() is deprecated due to security issues.
– Mr. Alien
Feb 25 at 6:56
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Check if a given key already exists in a dictionary
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this also avoids an extra allocation. (important for making tight loops a bit faster)
– nurettin
Dec 9 '18 at 9:19
add a comme...
Autolayout - intrinsic size of UIButton does not include title insets
...stitute your desired padding values here:
UIButton* myButton = [[UIButton alloc] init];
// setup some autolayout constraints here
myButton.titleEdgeInsets = UIEdgeInsetsMake(-desiredBottomPadding,
-desiredRightPadding,
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SQL-Server: Is there a SQL script that I can use to determine the progress of a SQL Server backup or
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@user63141; the restore starts with a file allocation. If you have not done anything, then Instant File Initialization is not allowed (see msdn.microsoft.com/en-us/library/ms175935.aspx). It can take quite a while, if you have old disks or a large database
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generating GUID without hyphen
..., if nothing else, it is extra work (and most likely an unnecessary string allocation).
– Christian.K
Jan 16 '12 at 9:02
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How do I use arrays in C++?
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+-|-+
p: | | |
+---+
Note that the array itself is still allocated as a single block in memory.
Arrays of pointers
You can overcome the restriction of fixed width by introducing another level of indirection.
Named arrays of pointers
Here is a named array of five pointers which ...
How do you allow spaces to be entered using scanf?
... 1. */
#define MAX_NAME_SZ 256
int main(int argC, char *argV[]) {
/* Allocate memory and check if okay. */
char *name = malloc(MAX_NAME_SZ);
if (name == NULL) {
printf("No memory\n");
return 1;
}
/* Ask user for name. */
printf("What is your name? ");
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INSERT IF NOT EXISTS ELSE UPDATE?
...ement case the statement would set it to NULL and then a fresh ID would be allocated.
This approach can also be used if you want to leave particular field values alone if the row in the replacement case but set the field to NULL in the insert case.
For example, assuming you want to leave Seen alon...
How to set UICollectionViewDelegateFlowLayout?
...ViewFlowLayout(), self.collectionViewLayout = [[UICollectionViewFlowLayout alloc]init]
– Daishi Nakajima
Mar 19 '16 at 7:30
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