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git - merge conflict when local is deleted but file exists in remote
...
You should resolve the conflicts as you see fit. If the file really is supposed to be removed, and you will be publishing that change to origin, remove it again:
git rm path/to/file
If the file should in fact be tracked still, add it (the version in the work tree will be...
C++常用排序算法汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rr,int len)
{
int i,j;
for(i=0;i<len;i++)
for(j=i+1;j<len;j++)
if(arr[i] > arr[j])
{
int exchange = arr[i];
arr[i] = arr[j];
arr[j] = exchange;
}
}
/*
第二种形式的选择排序，减少了元素互换的操作
选择排序后的顺序为从小到大
*/
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Objective-C: Reading a file line by line
...d save any remaining characters for the next read, or read more characters if a newline hasn't been read yet. (NSFileHandle lets you read an NSData which you can then convert to an NSString, but it's essentially the same process.)
Apple has a Stream Programming Guide that can help fill in the detai...
How to secure database passwords in PHP?
...base connection it of course generally needs to pass a login and password. If I'm using a single, minimum-permission login for my application, then the PHP needs to know that login and password somewhere. What is the best way to secure that password? It seems like just writing it in the PHP code isn...
How to get hosting Activity from a view?
...xt = getContext();
while (context instanceof ContextWrapper) {
if (context instanceof Activity) {
return (Activity)context;
}
context = ((ContextWrapper)context).getBaseContext();
}
return null;
}
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npm command to uninstall or prune unused packages in Node.js
...e.json.
From npm help prune:
This command removes "extraneous" packages. If a package name is provided, then only packages matching one of the supplied names are removed.
Extraneous packages are packages that are not listed on the parent package's dependencies list.
If the --production flag is spe...
How to format a phone number with jQuery
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I've modified this to support 'change' events within input fields. jsfiddle.net/gUsUK
– Zach Shallbetter
May 29 '13 at 18:48
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Checking that a List is not empty in Hamcrest
I was wondering if anyone knew of a way to check if a List is empty using assertThat() and Matchers ?
5 Answers
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What's the difference between & and && in MATLAB?
What is the difference between the & and && logical operators in MATLAB?
7 Answers
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Can an int be null in Java?
...rException, despite object not being null!
To follow up on your question, if you want to indicate the absence of a value, I would investigate java.util.Optional<Integer>
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