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Printing the correct number of decimal points with cout
...lt;iomanip>
int main(int argc, char** argv)
{
float testme[] = { 0.12345, 1.2345, 12.345, 123.45, 1234.5, 12345 };
std::cout << std::setprecision(2) << std::fixed;
for(int i = 0; i < 6; ++i)
{
std::cout << testme[i] << std::endl;
}
re...
Folder is locked and I can't unlock it
...he local folders, just use svn cleanup.
Before:
# svn commit -m "fixing #1234"
# svn st
# svn cleanup
After:
# svn st
# svn commit -m "fixing #1234"
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程序员之网络安全系列（三）：数据加密之对称加密算法 - 更多技术 - 清泛网...
...钥也可以用作解密密钥。 比如，我们给WORD文档设置密码1234, 那么其他人想要打开文档也必须输入1234才能打开。
常用加密算法:
DES（Data Encryption Standard）：数据加密标准，速度较快，适用于加密大量数据的场合。
3DES（Triple D...
Extract a number from a string (JavaScript)
...
You should try the following:
var txt = "#div-name-1234-characteristic:561613213213";
var numb = txt.match(/\d/g);
numb = numb.join("");
alert (numb);
result
1234561613213213
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Convert hex string to int
...y use like that
System.out.println(Integer.decode("0x4d2")) // output 1234
//and vice versa
System.out.println(Integer.toHexString(1234); // output is 4d2);
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Swift Beta performance: sorting arrays
... quicksort_c(l, a + n - l);
}
Both work:
var a_swift:CInt[] = [0,5,2,8,1234,-1,2]
var a_c:CInt[] = [0,5,2,8,1234,-1,2]
quicksort_swift(&a_swift, 0, a_swift.count)
quicksort_c(&a_c, CInt(a_c.count))
// [-1, 0, 2, 2, 5, 8, 1234]
// [-1, 0, 2, 2, 5, 8, 1234]
Both are called in the same ...
GSON - Date format
...wered May 6 '19 at 19:44
Marcono1234Marcono1234
2,18988 silver badges2424 bronze badges
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How can you find out which process is listening on a port on Windows?
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Having got the PID - let's say it's 1234 - then you can use tasklist /fi "pid eq 1234" to find out the name and other details of the process.
– Steve Chambers
Nov 28 '17 at 10:32
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How can I pretty-print JSON using Go?
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By pretty-print, I assume you mean indented, like so
{
"data": 1234
}
rather than
{"data":1234}
The easiest way to do this is with MarshalIndent, which will let you specify how you would like it indented via the indent argument. Thus, json.MarshalIndent(data, "", " ") will pretty...
How to escape @ characters in Subversion managed file names?
... target a specific revision of that file. For example, "svn info test.txt@1234" will give information about test.txt as it existed in revision 1234.
...