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Use dynamic variable names in JavaScript
...type from your example, if you have its name in another variable: function test(vname) { var type = 'article'; this[vname] = 'something else'; alert(type); }; test('type') will show article, not something else. And that is what the "complex answer" explains.
– Orafu
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Why can't we autowire static fields in spring?
...s to let the container create objects for you and wire them. Also it makes testing easier.
Once you start to use static methods, you no longer need to create an instance of object and testing is much harder. Also you cannot create several instances of a given class, each with a different dependency...
What is monkey patching?
...ample), and various other methods in the class call it. However, in a unit test, you don't want to depend on the external data source - so you dynamically replace the get_data method with a stub that returns some fixed data.
Because Python classes are mutable, and methods are just attributes of the...
Why are preprocessor macros evil and what are the alternatives?
...ld" had encountered a phrase like "macro should never be used", "macro are evil" and so on, my question is: why? With the new C++11 is there a real alternative after so many years?
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Which is the preferred way to concatenate a string in Python?
...w you the timings, because it's so slow that it hasn't finished yet. These tests suddenly take minutes. Except for the append/join, which is just as fast as under later Pythons.
Yup. String concatenation was very slow in Python back in the stone age. But on 2.4 it isn't anymore (or at least Python ...
FixedThreadPool vs CachedThreadPool: the lesser of two evils
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Both FixedThreadPool and CachedThreadPool are evils in highly loaded applications.
CachedThreadPool is more dangerous than FixedThreadPool
If your application is highly loaded & demands low latency, better to get rid of both options due to below drawbacks
Unboun...
Which equals operator (== vs ===) should be used in JavaScript comparisons?
...when comparing, and is therefore faster (as according to This JS benchmark test) as it skips one step.
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Dynamic variable names in Bash
...signment with one of the following tricks.
1a. Assigning with eval
eval is evil, but is also the simplest and most portable way of achieving our goal. You have to carefully escape the right-hand side of the assignment, as it will be evaluated twice. An easy and systematic way of doing this is to eva...
What is the relative performance difference of if/else versus switch statement in Java?
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Use switch!
I hate to maintain if-else-blocks! Have a test:
public class SpeedTestSwitch
{
private static void do1(int loop)
{
int temp = 0;
for (; loop > 0; --loop)
{
int r = (int) (Math.random() * 10);
switch (r)
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Check if passed argument is file or directory in Bash
...s to be quoted, not even if they contain spaces.
Also worth trying: -e to test if a path exists without testing what type of file it is.
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