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Java URL encoding of query string parameters
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These suffer from the same goofy escaping rules as URLEncoder.
– 2rs2ts
Aug 28 '14 at 22:53
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Checking if a folder exists (and creating folders) in Qt, C++
... How does this answer compare to @Petrucio's answer? I can't deduce this from the docs.
– Jonas G. Drange
Apr 27 '16 at 20:33
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java.util.regex - importance of Pattern.compile()?
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Similar to 'Pattern.compile' there is 'RECompiler.compile' [from com.sun.org.apache.regexp.internal] where:
1. compiled code for pattern [a-z] has 'az' in it
2. compiled code for pattern [0-9] has '09' in it
3. compiled code for pattern [abc] has 'aabbcc' in it.
Thus compiled code i...
Change how fast “title” attribute's tooltip appears
Is there a way to change how fast the tooltip from an element's "title" attribute? I'd like it if the tooltip appeared immediately, but it seems to take a few seconds to apear.
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Newline in markdown table?
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Why didn't they invent this from the very beginning into markdown?!
– Endless
May 7 '17 at 10:03
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Is there a destructor for Java?
...ast reference of an object to null" but rather getting (reading) the value from a reference so you can use it for subsequent operations.
– user146043
Sep 15 '15 at 12:53
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Are nullable types reference types?
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From Nullable Types (C# Programming Guide):
Nullable types are instances of the System.Nullable struct.
and
Nullable types represent value-type variables that can be assigned the value of null. You cannot create a ...
Python: Append item to list N times
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Itertools repeat combined with list extend.
from itertools import repeat
l = []
l.extend(repeat(x, 100))
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Switch to another Git tag
...de of “inspection and discardable experiments”. To create a new branch from the commitish you’re switching to, use git switch -c <new-branch> <start-point>.
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What is the difference between Class.this and this in Java
...rClass();
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}
In this example both Innerclass are instantiated from the same Outerclass hence they both have the same reference to the Outerclass.
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