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How to remove all white space from the beginning or end of a string?
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use the String.Trim() function.
string foo = " hello ";
string bar = foo.Trim();
Console.WriteLine(bar); // writes "hello"
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how to delete all commit history in github? [duplicate]
...s, these commits will be accessible. In fact, for anyone with a bit of git foo, I'm sure that after this git push, they will still be able to recover all history from the GitHub repository - and if you have other branches or tags, then they don't even need much git foo.
– Rober...
Is there a difference between “==” and “is”?
... I found that: echo 'import sys;tt=sys.argv[1];print(tt is "foo", tt == "foo", id(tt)==id("foo"))'| python3 - foo output: False True False.
– ahuigo
Jul 23 '18 at 12:38
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What is the maximum depth of the java call stack?
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public foo() { try { foo(); } finally { foo(); } } can run 'virtually' forever, in java only though.
– Felype
Mar 23 '15 at 16:45
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Why can't I use float value as a template parameter?
...ting point non type arguments really match:
template <float f> void foo () ;
void bar () {
foo< (1.0/3.0) > ();
foo< (7.0/21.0) > ();
}
These expressions do not necessarily produce the same "bit pattern" and so it would not be possible to guarantee that they used the sa...
How to fluently build JSON in Java?
...nObject jsonArray = JsonBuilderFactory.buildArray().addObject().end().add("foo", "bar").getJson(); //Error: tried to add a string with property key to array.
JsonObject jsonObject = JsonBuilderFactory.buildObject().addArray().end().add("foo").getJson(); //Error: tried to add a string without propert...
How to avoid merge-commit hell on GitHub/BitBucket
...pment before a merge like so:
git checkout master
git checkout -b feature/foo
# make some commits
git rebase master
git checkout master
git merge --ff-only feature/foo
Rebase also has a lot of flags, including interactive rebasing with the -i flag, but you may not need that if you're keeping th...
Getting raw SQL query string from PDO prepared statements
...is the same.
081016 16:51:28 2 Query prepare s1 from 'select * from foo where i = ?'
2 Prepare [2] select * from foo where i = ?
081016 16:51:39 2 Query set @a =1
081016 16:51:47 2 Query execute s1 using @a
2 Execute [2] select * from foo wh...
How do I prevent 'git diff' from using a pager?
...d to avoid an error, you have to make an alias like this: git config alias.foo '!git --no-pager foo'. Somewhat confusing. Simply aliasing to '--no-pager foo' won't work.
– Jim Stewart
Oct 10 '13 at 20:20
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Default constructor vs. inline field initialization
... better and it is.
This is less verbose and more straight :
public class Foo {
private int x = 5;
private String[] y = new String[10];
}
than the constructor way :
public class Foo{
private int x;
private String[] y;
public Foo(){
x = 5;
y = new String[10];
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