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How do I convert a double into a string in C++?
...per around the stringstream code. Many of the conversion routines are implemented inline. According to the performance measurements on the bottom of this page (boost.org/doc/libs/1_47_0/libs/conversion/lexical_cast.htm), boost::lexical_cast is faster than using stringstreams and, in most cases, fast...
What is a Python equivalent of PHP's var_dump()? [duplicate]
...requently find it useful to simply stick a var_dump() in my code to show me what a variable is, what its value is, and the same for anything that it contains.
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remove objects from array by object property
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I assume you used splice something like this?
for (var i = 0; i < arrayOfObjects.length; i++) {
var obj = arrayOfObjects[i];
if (listToDelete.indexOf(obj.id) !== -1) {
arrayOfObjects.splice(i, 1);
}
}
All...
How do you change a repository description on GitHub?
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As of 2020, if you chose the new design in feature preview, meta-information about the repository can be changed by clicking on a cog icon in the right-hand side menu's "About" section:
Upon doing so, a popup will appear where the description, website, topics, and homepage settings c...
How To Set Up GUI On Amazon EC2 Ubuntu server
...rd for vnc connection:
su - awsgui
vncserver
vncserver -kill :1
vim /home/awsgui/.vnc/xstartup
Then hit the Insert key, scroll around the text file with the keyboard arrows, and delete the pound (#) sign from the beginning of the two lines under the line that says
"Uncomment the following two...
Can I find out the return value before returning while debugging in Eclipse?
Is it possible to see the return value of a method after the line has been run and before the instruction pointer returns to the calling function?
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Zero-based month numbering [closed]
Some popular programming languages use month numbering which is off by 1 -- JavaScript comes to mind, as does Java, and if memory serves, C is another. I have some questions:
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jQuery: Select data attributes that aren't empty?
I'm trying to select all elements that have a data-go-to attribute that is not empty.
11 Answers
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How to get the last N records in mongodb?
I can't find anywhere it has been documented this. By default, the find() operation will get the records from beginning. How can I get the last N records in mongodb?
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Copy files without overwrite
...ory B, don't overwrite it, no matter which file is newer, and don't prompt me."
12 Answers
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