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Does JavaScript have a built in stringbuilder class?
...cked the performance on http://jsperf.com/javascript-concat-vs-join/2.
The test-cases concatenate or join the alphabet 1,000 times.
In current browsers (FF, Opera, IE11, Chrome), "concat" is about 4-10 times faster than "join".
In IE8, both return about equal results.
In IE7, "join" is about 100 ...
How to properly compare two Integers in Java?
...d a numeric type (int, long etc) the wrapper type value is unboxed and the test is applied to the primitive values involved.
This occurs as part of binary numeric promotion (JLS section 5.6.2). Look at each individual operator's documentation to see whether it's applied. For example, from the docs ...
What does set -e mean in a bash script?
...not the outer script).
For example, suppose I have the shell script outer-test.sh:
#!/bin/sh
set -e
./inner-test.sh
exit 62;
The code for inner-test.sh is:
#!/bin/sh
exit 26;
When I run outer-script.sh from the command line, my outer script terminates with the exit code of the inner script:
...
HTML5 Local storage vs. Session storage
...
i tested this on Chrome v41.x and it seems that the above statement about https is not true: localStorage retains its stored data.
– CCC
Apr 10 '15 at 19:02
...
How to give border to any element using css without adding border-width to the whole width of elemen
...
http://caniuse.com/#feat=outline
http://caniuse.com/#search=border-box
#test, #test2 {
width: 100px;
height:100px;
background-color:yellow;
}
#test {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
border: 10px dashed blue;
}
#test2...
jQuery selector regular expressions
...nswer and is susceptible to link rot. Additionally, I found two bugs while testing the code - it will drop commas from regular expressions containing them (solved by replacing matchParams.join('') with matchParams.join(',')), and any pattern that matches 'undefined' or 'null' will match undefined an...
How to efficiently concatenate strings in go
... buffer bytes.Buffer
for i := 0; i < 1000; i++ {
buffer.WriteString("a")
}
fmt.Println(buffer.String())
}
This does it in O(n) time.
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What are some examples of commonly used practices for naming git branches? [closed]
...nge. I do not know what your cycles are, but let's assume they are 'new', 'testing' and 'verified'. You can name your branches with abbreviated versions of these tags, always spelled the same way, to both group them and to remind you which stage you're in.
new/frabnotz
new/foo
new/bar
test/foo
tes...
Can you test google analytics on a localhost address?
I have to test out my new GA account on my local machine.
12 Answers
12
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How to remove certain characters from a string in C++?
...rsToRemove) {};
bool operator()(char c)
{
for(const char* testChar = chars; *testChar != 0; ++testChar)
{
if(*testChar == c) { return true; }
}
return false;
}
private:
const char* chars;
};
int main()
{
std::string str("(555) 555-55...