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Explanation of the UML arrows
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Here's some explanations from the Visual Studio 2015 docs:
UML Class Diagrams: Reference: https://msdn.microsoft.com/library/dd409437%28VS.140%29.aspx
5: Association: A relationship between the members of two classifiers.
5a: Aggregation: An associ...
Timer & TimerTask versus Thread + sleep in Java
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From the Timer documentation:
Java 5.0 introduced the java.util.concurrent package and one of the
concurrency utilities therein is the ScheduledThreadPoolExecutor which
is a thread pool for repeatedly executing tasks ...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
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On tomcat 6.0.29 startup, from my catalina.out logfile: "Please use CMSClassUnloadingEnabled in place of CMSPermGenSweepingEnabled in the future"
– knb
Jul 27 '11 at 11:59
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How to escape double quotes in a title attribute
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Here's a snippet of the HTML escape characters taken from a cached page on archive.org:
&#060 | less than sign <
&#064 | at sign @
&#093 | right bracket ]
&#123 | left curly brace {
&#125 | right curl...
Assigning code to a variable
...nClick(OnButtonClick);
ButtonClicked(); // Execute the function.
}
From here, we can move to lambda expressions and see how they could be useful in your situation:
There are many delegates already defined by .NET libraries, with some like Action, which do not accept any parameter and does no...
How to write an async method with out parameter?
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Far from being too complex, this could produce too many problem. Jon Skeet explained it very well here stackoverflow.com/questions/20868103/…
– MuiBienCarlota
Apr 21 '15 at 13:21
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How do I test a private function or a class that has private methods, fields or inner classes?
...ay to test a private method, or any inaccessible member, is via @Jailbreak from the Manifold framework.
@Jailbreak Foo foo = new Foo();
// Direct, *type-safe* access to *all* foo's members
foo.privateMethod(x, y, z);
foo.privateField = value;
This way your code remains type-safe and readable....
How to use background thread in swift?
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@NikitaPronchik Isn't this clear from the answer? Else feel free to make a edit to it.
– tobiasdm
Mar 3 '15 at 21:16
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Add leading zeroes/0's to existing Excel values to certain length
...uestions and quality answers on SO regarding how to prevent leading zeroes from getting stripped when importing to or exporting from Excel. However, I already have a spreadsheet that has values in it that were truncated as numbers when, in fact, they should have been handled as strings. I need to ...
Python csv string to array
... to a file object using io.StringIO and then pass that to the csv module:
from io import StringIO
import csv
scsv = """text,with,Polish,non-Latin,letters
1,2,3,4,5,6
a,b,c,d,e,f
gęś,zółty,wąż,idzie,wąską,dróżką,
"""
f = StringIO(scsv)
reader = csv.reader(f, delimiter=',')
for row in re...