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How can Perl's print add a newline by default?
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Perl 6 has the say function that automatically appends \n.
You can also use say in Perl 5.10 or 5.12 if you add
use feature qw(say);
to the beginning of your program. Or you can use Modern::Perl to get this and other features.
See perldoc feature for more detai...
How to safely call an async method in C# without await
...it completes, then you can do this:
public string GetStringData()
{
var _ = MyAsyncMethod();
return "hello world";
}
BTW, this is not a "common problem". It's very rare to want to execute some code and not care whether it completes and not care whether it completes successfully.
Update:
Sin...
Random strings in Python
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In many cases, random isn't really required. Rather, all you really need is unique.
– Chase Seibert
Jan 8 '10 at 19:48
1
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Process all arguments except the first one (in a bash script)
...a simple script where the first argument is reserved for the filename, and all other optional arguments should be passed to other parts of the script.
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Could I change my name and surname in all previous commits?
I would like to change my name, surname and email in my all commits, is it possible?
6 Answers
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How do I make a redirect in PHP?
...FC 7231 which had replaced the old RFC 2616, where only absolute URLs were allowed.
Status Codes
PHP's "Location"-header still uses the HTTP 302-redirect code, this is a "temporary" redirect and may not be the one you should use. You should consider either 301 (permanent redirect) or 303 (other).
No...
How to mock ConfigurationManager.AppSettings with moq
...
}
public class ClassUnderTest
{
private readonly NameValueCollection _settings;
public ClassUnderTest(NameValueCollection settings)
{
_settings = settings;
}
public void MethodUnderTest()
{
// get the User from Settings
string user = _settings["Use...
Custom ImageView with drop shadow
...e appropriate padding in XML:
<ImageView
android:id="@+id/image_test"
android:background="@drawable/drop_shadow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:paddingLeft="6px"
android:paddingTop="4px"
and...
SqlDataAdapter vs SqlDataReader
...nnection open until you are finished (don't forget to close it!).
Can typically only be iterated over once
Is not as useful for updating back to the database
On the other hand, it:
Only has one record in memory at a time rather than an entire result set (this can be HUGE)
Is about as fast as you c...
Tools to generate database tables diagram with Postgresql? [closed]
...py -dp postgresql-9.3-1100.jdbc3.jar -s public -noads
You'll need to install graphviz as well if you want graphics (apt-get install graphviz for debian based distros).
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