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What is the difference between Directory.EnumerateFiles vs Directory.GetFiles?
What is the difference between Directory.EnumerateFiles vs GetFiles ?
3 Answers
3
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Eclipse menus don't show up after upgrading to Ubuntu 13.10
...ipse 4.3.0, menus were not visible.
So I realise that it might be helpful if I clarify myself, the desktop shortcut file for Eclipse would contain something like this:
[Desktop Entry]
Version=4.3.0
Name=Eclipse
Comment=IDE for all seasons
#Exec=/home/USERNAME/Dokument/eclipse/eclipse
Exec=env UBUN...
MySQL: how to get the difference between two timestamps in seconds
Is there a way I can make a query in MySQL that will give me the difference between two timestamps in seconds, or would I need to do that in PHP? And if so, how would I go about doing that?
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How do I convert an integer to string as part of a PostgreSQL query?
...o conforms to the SQL standard syntax
myint = cast ( mytext as int8)
If you have literal text you want to compare with an int, cast the int to text:
SELECT * FROM table
WHERE myint::varchar(255) = mytext
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How can I add new array elements at the beginning of an array in Javascript?
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Use unshift. It's like push, except it adds elements to the beginning of the array instead of the end.
unshift/push - add an element to the beginning/end of an array
shift/pop - remove and return the first/last element of an array...
How to update maven repository in Eclipse?
... while preserving your .project settings and other eclipse config files.
If you want to clear your old settings for whatever reason, you can run:
mvn eclipse:clean
mvn eclipse:eclipse
mvn eclipse:clean will erase your old settings, then mvn eclipse:eclipse will create new .project, .classpath a...
Open a project in a new window in IntelliJ after “accidentally” clicking remember decision
...w - at least on Windows, running IntelliJ 14.0.3 Community edition. Useful if you only want to open a new window from time to time... :)
Unfortunately, this doesn't work with File > Open...
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How do I forward declare an inner class? [duplicate]
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You can use friend to work around this, if you want.
– Erik Aronesty
Jun 14 '16 at 16:32
5
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Get only part of an Array in Java?
...dIndex bigger than the size of the array passed as the first argument. So, if you want a full copy, create a variable referring to this array and use Arrays.copyOfRange(var, 0, var.length) or Arrays.copyOf(var, var.length)
– elias
Nov 17 '16 at 11:18
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Random shuffling of an array
...ing Fisher–Yates shuffle
static void shuffleArray(int[] ar)
{
// If running on Java 6 or older, use `new Random()` on RHS here
Random rnd = ThreadLocalRandom.current();
for (int i = ar.length - 1; i > 0; i--)
{
int index = rnd.nextInt(i + 1);
// Simple swap
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