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Convert string to nullable type (int, double, etc…)
...tring.IsNullOrWhiteSpace() if you use .Net4
– Sergej Andrejev
Nov 12 '10 at 12:57
1
@andrefadila ...
Merging dictionaries in C#
...ary(group => group.Key, group => group.First());
It's a bit ugly - and inefficient - but it's the quickest way to do it in terms of code. (I haven't tested it, admittedly.)
You could write your own ToDictionary2 extension method of course (with a better name, but I don't have time to think ...
Global Git ignore
... doing:
git config --global core.excludesFile
The result should be the expanded path to your user profile's .gitignore. Ensure that the value does not contain the unexpanded %USERPROFILE% string.
Important: The above commands will only set the location of the ignore file that git will use. The file...
Android; Check if file exists without creating a new one
...unk of code does not create a new one, it only checks if its already there and nothing else.
File file = new File(filePath);
if(file.exists())
//Do something
else
// Do something else.
share
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...
Upload file to FTP using C#
...
The existing answers are valid, but why re-invent the wheel and bother with lower level WebRequest types while WebClient already implements FTP uploading neatly:
using (var client = new WebClient())
{
client.Credentials = new NetworkCredential(ftpUsername, ftpPassword);
clien...
How do I make a transparent border with CSS?
...
Well it worked on ie8, Mozilla, Opera and Chrome, good enough for me, I didn't try it out on Safari but I don't mind safari much. thanks a lot!
– William Calleja
Mar 24 '10 at 10:36
...
Escaping regex string
... as a regex pattern for a search over some text. It works, but how I can handle cases where user puts characters that have meaning in regex?
...
Call a global variable inside module
...p;A format though as I am suggesting they do add specific type information and the answer shows how and where they would put it.
– Fenton
Nov 7 '12 at 13:53
14
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Can a unit test project load the target application's app.config file?
...to play around with the .testrunconfig at all.
– Rowland Shaw
Jan 14 '09 at 12:20
13
@Rowland if ...
PHP: How to use array_filter() to filter array keys?
...in strings.
You can also use ARRAY_FILTER_USE_BOTH to have both the value and the key passed to your filter function. Here's a contrived example based upon the first, but note that I'd not recommend encoding filtering rules using $allowed this way:
$my_array = ['foo' => 1, 'bar' => 'baz', 'h...