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Why is argc not a constant?
...ough getopt's prototype suggests it won't modify argv[] but may modify the strings pointed to, the Linux man page indicates that getopt permutes its arguments, and it appears they know they're being naughty. The man page at the Open Group does not mention this permutation.)
Putting const on argc a...
Using sed and grep/egrep to search and replace
... .jpg | .png | .gif etc. This works well, now I would like to replace all strings found with .bmp
6 Answers
...
How to replace multiple strings in a file using PowerShell
... customising a configuration file. I want to replace multiple instances of strings within this file, and I tried using PowerShell to do the job.
...
Creating a ZIP Archive in Memory Using System.IO.Compression
...
Just another version of zipping without writing any file.
string fileName = "export_" + DateTime.Now.ToString("yyyyMMddhhmmss") + ".xlsx";
byte[] fileBytes = here is your file in bytes
byte[] compressedBytes;
string fileNameZip = "Export_" + DateTime.Now.ToString("yyyyMMddhhmmss") +...
Extract value of attribute node via XPath
...
To get just the value (without attribute names), use string():
string(//Parent[@id='1']/Children/child/@name)
The fn:string() fucntion will return the value of its argument as xs:string. In case its argument is an attribute, it will therefore return the attribute's value as x...
Get DateTime.Now with milliseconds precision
... etc.
If your question is actually just around converting a DateTime to a string with millisecond precision, I'd suggest using:
string timestamp = DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss.fff",
CultureInfo.InvariantCulture);
(Note that unlike your...
How to check if object property exists with a variable holding the property name?
...
The "in" operator does not work with strings. e.g. 'length' in 'qqq' will produce an exception. So if you want a general purpose check you need to use hasOwnProperty.
– Jacob
Jun 19 '14 at 17:55
...
Scanner vs. BufferedReader
...tokens (parts). It's able to give back you specific parts directly as int, string, decimal, etc. See also all those nextXxx() methods in Scanner class.
Reading = dumb streaming. It keeps giving back you all characters, which you in turn have to manually inspect if you'd like to match or compose som...
When to use the brace-enclosed initializer?
...
@user1304032: A locale is not a string, therefore you wouldn't use copy initialization. A locale also does not contain a string (it might store that string as implementation detail, but that's not its purpose), therefore you wouldn't use brace initializatio...
How to start a Process as administrator mode in C# [duplicate]
... that you want to use. It would be like below:
public void ExecuteAsAdmin(string fileName)
{
Process proc = new Process();
proc.StartInfo.FileName = fileName;
proc.StartInfo.UseShellExecute = true;
proc.StartInfo.Verb = "runas";
proc.Start();
}
If you want to for example execu...