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How can I give eclipse more memory than 512M?
... a lot of problems trying to get Eclipse to accept as much memory as I'd like it to be able to use (between 2 and 4 gigs for example).
Open eclipse.ini in the Eclipse installation directory.
You should be able to change the memory sizes after -vmargs up to 1024 without a problem up to some maximum ...
Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
...STEST)
map A.map(function(e){return e;});
There has been a huuuge BENCHMARKS thread, providing following information:
for blink browsers slice() is the fastest method, concat() is a bit slower, and while loop is 2.4x slower.
for other browsers while loop is the fastest method, since those browser...
a href link for entire div in HTML/CSS
... </div>
</a>
which is semantically incorrect, but it will work.
<div style="cursor: pointer;" onclick="window.location='http://google.com';">
Hello world
</div>
which is semantically correct but it involves using JS.
<a href="http://google.com">
<span s...
What is the difference between LL and LR parsing?
...string, whereas LR parsers begin at the target string and try to arrive back at the start symbol.
An LL parse is a left-to-right, leftmost derivation. That is, we consider the input symbols from the left to the right and attempt to construct a leftmost derivation. This is done by beginning at the...
How to remove trailing whitespace of all files recursively?
...Ignores .git and .svn folders and their contents. Also it won't leave a backup file.
export LC_CTYPE=C
export LANG=C
find . -not \( -name .svn -prune -o -name .git -prune \) -type f -print0 | xargs -0 sed -i '' -E "s/[[:space:]]*$//"
...
Git/GitHub can't push to master
...erences between the transfer protocols used by Git are explained in the link below.)
If you want to change the URL of origin, you can just do:
git remote set-url origin git@github.com:my_user_name/my_repo.git
or
git remote set-url origin https://github.com/my_user_name/my_repo.git
More inform...
What is the C# equivalent of NaN or IsNumeric?
...characters within the string are digits, then another approach should be taken.
example 1:
public Boolean IsNumber(String s) {
Boolean value = true;
foreach(Char c in s.ToCharArray()) {
value = value && Char.IsDigit(c);
}
return value;
}
or if you want to be a little more ...
Identify if a string is a number
...d Feb 14 at 13:37
Vadim Ovchinnikov
9,91644 gold badges3939 silver badges6969 bronze badges
answered May 21 '09 at 18:08
...
ORA-00979 not a group by expression
...Y or use functions on them which compress the results to a single value (like MIN, MAX or SUM).
A simple example to understand why this happens: Imagine you have a database like this:
FOO BAR
0 A
0 B
and you run SELECT * FROM table GROUP BY foo. This means the database must return a single r...
Accessing dict_keys element by index in Python3
I'm trying to access a dict_key's element by its index:
6 Answers
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