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How to tell which commit a tag points to in Git?
...
From Igor Zevaka:
Summary
Since there are about 4 almost equally acceptable yet different answers I will summarise all the different ways to skin a tag.
git rev-list -1 $TAG (answer). git rev-list outputs the commits that...
Split long commands in multiple lines through Windows batch file
...member that the caret and the newline that follows it are removed entirely from the command, so if you put it where a space would be required (such as between parameters), be sure to include the space as well (either before the ^, or at the beginning of the next line — that latter choice may help...
Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...soft.com/en-us/data/dn456843.aspx
use context.Database.BeginTransaction.
From MSDN:
using (var context = new BloggingContext())
{
using (var dbContextTransaction = context.Database.BeginTransaction())
{
try
{
context.Database.ExecuteSqlCommand(
...
Android ViewPager - Show preview of page on left and right
...hen we drag it to center - scale will increase to 1, and previous fragment from centre view will change scale to 0.8 when going out of screen?
– iamthevoid
Oct 16 '16 at 10:22
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How to use gitignore command in git
... in folder your_project and a doc directory: your_project/doc.
Remove it from the project directory (without actually deleting it):
git rm --cached doc/*
If you don't already have a .gitignore, you can make one right inside of your project folder: project/.gitignore.
Put doc/* in the .gitignore ...
Why use try {} finally {} with an empty try block?
...
From http://blog.somecreativity.com/2008/04/10/the-empty-try-block-mystery/:
This methodology guards against a
Thread.Abort call interrupting the
processing. The MSDN page of
Thread.Abort says that “Unexecuted
f...
How does the bitwise complement operator (~ tilde) work?
...peration is a complement, not a negation.
Consider that ~0 = -1, and work from there.
The algorithm for negation is, "complement, increment".
Did you know? There is also "one's complement" where the inverse numbers are symmetrical, and it has both a 0 and a -0.
...
How to use Session attributes in Spring-mvc
...().setAttribute("cart",value);
return "testJsp";
}
and you can get it from controller like this :
ShoppingCart cart = (ShoppingCart)session.getAttribute("cart");
Make your controller session scoped
@Controller
@Scope("session")
Scope the Objects ,for example you have user object that should...
Add a common Legend for combined ggplots
...
You may also use ggarrange from ggpubr package and set "common.legend = TRUE":
library(ggpubr)
dsamp <- diamonds[sample(nrow(diamonds), 1000), ]
p1 <- qplot(carat, price, data = dsamp, colour = clarity)
p2 <- qplot(cut, price, data = dsamp, ...
Test or check if sheet exists
...ers to the workbook that contains the macro code, which might be different from the workbook than one wants to test. I guess ActiveWorkbook would be useful for most cases (contrived situations are always available, though).
– sancho.s ReinstateMonicaCellio
Sep ...