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Java Reflection: How to get the name of a variable?
...to compiler optimizations).
EDIT (related to comments):
If you step back from the idea of having to use it as function parameters, here's an alternative (which I wouldn't use - see below):
public void printFieldNames(Object obj, Foo... foos) {
List<Foo> fooList = Arrays.asList(foos);
...
Android:What is difference between setFlags and addFlags for intent
...lags(int flags) {
mFlags = flags;
return this;
}
Just found this from the source code,for reference.
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How to do the equivalent of pass by reference for primitives in Java
...hat
This is considered a hack, but is sometimes employed to return values from inline class invocations.
void play(int [] toyNumber){
System.out.println("Toy number in play " + toyNumber[0]);
toyNumber[0]++;
System.out.println("Toy number in play after increement " + toyNumber[0...
Can you supply arguments to the map(&:method) syntax in Ruby?
...ne very sparingly and with great caution. \n\n Please consider inheriting from the existing class and modifying the newly created class. This generally achieves comparable results without the negative side effects of changing core ruby classes.
– rudolph9
May...
Git diff to show only lines that have been modified
...33\[3[12]m'
Explanation:
The git diff --color is needed to prevent git from disabling the color when it is piping.
The grep --color=never is to prevent grep removing the original color and highlighting the matched string.
We are matching for lines that start with red (\e[31m) or green (\e[32m) e...
Regex: match everything but specific pattern
...
Not a regexp expert, but I think you could use a negative lookahead from the start, e.g. ^(?!foo).*$ shouldn't match anything starting with foo.
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Importing a CSV file into a sqlite3 database table using Python
... to_db = [unicode(row[0], "utf8"), unicode(row[1], "utf8")] # Appends data from CSV file representing and handling of text
cur.execute("INSERT INTO neto (COL1, COL2) VALUES(?, ?);", to_db)
con.commit()
con.close() # closes connection to database
if __name__=='__main__':
...
Sequelize.js delete query?
...this is the first search result on Google, and people are also discouraged from asking questions that have already been asked it seems like the accepted answer should get updated... but that's probably more of a site wide issue.
– Rojuinex
Jun 19 '16 at 20:14
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Why can't I make a vector of references?
...std::reference_wrapper. Since C++11 we have a mechanism to retrieve object from std::vector and remove the reference by using std::remove_reference. Below is given an example compiled using g++ and clang with option
-std=c++11 and executed successfully.
#include <iostream>
#include <vecto...
What is the maximum value for an int32?
... "There is no "748" exchange in Dallas. This number is fake." - from the page linked by shambleh
– Tarnay Kálmán
Jan 21 '11 at 22:10
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