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Undo git mv (rename)
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If you have done no other changes (that you want to keep) since the last commit, you can do
git reset --hard
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impr...
How to save an activity state using save instance state?
...ges to the savedInstanceState.
// This bundle will be passed to onCreate if the process is
// killed and restarted.
savedInstanceState.putBoolean("MyBoolean", true);
savedInstanceState.putDouble("myDouble", 1.9);
savedInstanceState.putInt("MyInt", 1);
savedInstanceState.putString("MyStri...
Exception handling in R [closed]
...wordpress/?p=15.
for(i in 1:16){
result <- try(nonlinear_modeling(i));
if(class(result) == "try-error") next;
}
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echo that outputs to stderr
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FYI: if you want to format or do anything besides simply echo the string then you'll have to move the redirect back to the end. For example errcho(){ >&2 echo $@|pr -To5;} won't work. To do something like that you'll have...
PHP, get file name without file extension
... is absolutely correct. pathinfo operates on strings, so it doesn't matter if the file is actually on the server or not.
– Gordon
Feb 2 '10 at 11:22
13
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How do I read the first line of a file using cat?
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There are many different ways:
sed -n 1p file
head -n 1 file
awk 'NR==1' file
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Why is printing “B” dramatically slower than printing “#”?
...hose lessons stick with you, they get burned in to your lizard brain. But if you leaned to code after that, when your environment word wraps everything, or you do it manually prior to runtime, it is harder to run into the issues with word wrap.
– JockM
Feb 23 ...
Local and global temporary tables in SQL Server
What is the difference between local and global temporary tables in SQL Server?
7 Answers
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Running multiple commands in one line in shell
...ou are looking for is && operator to execute the next command only if the previous one succeeded:
cp /templates/apple /templates/used && cp /templates/apple /templates/inuse && rm /templates/apple
Or
cp /templates/apple /templates/used && mv /templates/apple /tem...
Correct use of Multimapping in Dapper
...item.Customer.CustomerId.IsEqualTo(1);
The splitOn param needs to be specified as the split point, it defaults to Id. If there are multiple split points, you will need to add them in a comma delimited list.
Say your recordset looks like this:
ProductID | ProductName | AccountOpened | CustomerI...