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Difference between final static and static final
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private static final String API_RTN_ERROR= "1";
private final static String API_RTN_ERROR= "1";
static private final String API_RTN_ERROR= "1";
static final private String API_RTN_ERROR= "1";
final static private String API_RTN_ERROR= "1";
final ...
iOS 7 TextKit - How to insert images inline with text?
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You'll need to use an attributed string and add the image as instance of NSTextAttachment:
NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithString:@"like after"];
NSTextAttachment *textAttachment = [[NSTextAttachment...
How do I get the SharedPreferences from a PreferenceActivity in Android?
...er.getDefaultSharedPreferences(this);
// then you use
prefs.getBoolean("keystring", true);
Update
According to Shared Preferences | Android Developer Tutorial (Part 13) by Sai Geetha M N,
Many applications may provide a way to capture user preferences on the
settings of a specific applicati...
Convert number strings with commas in pandas DataFrame to float
I have a DataFrame that contains numbers as strings with commas for the thousands marker. I need to convert them to floats.
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Can I obtain method parameter name using Java reflection?
...mments) there are a few options:
use arg0, arg1, arg2 etc.
use intParam, stringParam, objectTypeParam, etc.
use a combination of the above - the former for non-primitive types, and the latter for primitive types.
don't show argument names at all - just the types.
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ASP.NET MVC Razor render without encoding
Razor encodes string by default. Is there any special syntax for rendering without encoding?
7 Answers
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How to establish a connection pool in JDBC?
... Object, reducing the Garbage collection load.
« Pooling [ Object pool, String Constant Pool, Thread Pool, Connection pool]
String Constant pool
String literal pool maintains only one copy of each distinct string value. which must be immutable.
When the intern method is invoked, it check objec...
What's the difference between URI.escape and CGI.escape?
...ll it depends on what you need to do.
URI.escape was supposed to encode a string (URL) into, so called, "Percent-encoding".
CGI::escape is coming from the CGI spec, which describes how data should be encoded/decode between web server and application.
Now, let's say that you need to escape a URI ...
How do you get the current time of day?
...w.TimeOfDay gives it to you as a TimeSpan (from midnight).
DateTime.Now.ToString("h:mm:ss tt") gives it to you as a string.
DateTime reference: https://msdn.microsoft.com/en-us/library/system.datetime
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Suppress warning CS1998: This async method lacks 'await'
...ter]
[MemoryDiagnoser]
public class BenchmarkAsyncNotAwaitInterface
{
string context = "text context";
[Benchmark]
public int CompletedAwait()
{
var t = new CompletedAwaitTest();
var a = t.DoAsync(context);
a.Wait();
return t.Length;
}
[Benchmark]
public int Completed()
{
v...