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Is there any way I can define a variable in LaTeX?
...xisting macros without any warnings and therefore can cause various subtle errors. To overcome this either use namespaced variables like my_var or fall back to \newcommand, \renewcommand commands instead.
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RAII and smart pointers in C++
... arguably worse than useless since using it could cause all sorts of funky errors)
So, what's the solution? We could create str on the heap using new - that way, when foo() is completed, str won't be destroyed.
std::string* foo() {
std::string* str = new std::string();
// Do cool things to...
How to install Maven 3 on Ubuntu 18.04/17.04/16.10/16.04 LTS/15.10/15.04/14.10/14.04 LTS/13.10/13.04
...ollowing:
set it up from scratch
repair it if apt-get update gives a 404 error after add-apt-repository
repair it if apt-get update gives a NO_PUBKEY error after manually adding it to /etc/apt/sources.list
Open a terminal and run the following:
sudo -i
Enter your password if necessary, then p...
How do search engines deal with AngularJS applications?
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How do I convert a git repository to mercurial?
...ify that hg will need access to git for the conversion or else you get the error "cannot find required "git" tool".
– jmd
Jun 22 '16 at 8:58
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List OrderBy Alphabetical Order
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This answer demonstates most common error when using LINQ - methods like OrderBy do not modify list, but rather return new "collection" (usually lazy IEnumerable<T>) that need to be assigned to something.
– Alexei Levenkov
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'python' is not recognized as an internal or external command [duplicate]
...t the problem is, when I go to cmd and type python testloop.py I get the error:
15 Answers
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How to [recursively] Zip a directory in PHP?
...cluded. Optional localname is supported, as in other ZipArchive functions. Error handling code to be added...
class ExtendedZip extends ZipArchive {
// Member function to add a whole file system subtree to the archive
public function addTree($dirname, $localname = '') {
if ($localn...
What's the optimum way of storing an NSDate in NSUserDefaults?
...ead of the float-based versions. That might be the cause of your precision errors.
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Use of exit() function
... means your program completed successfully, and nonzero values are used as error codes.
There are also predefined macros EXIT_SUCCESS and EXIT_FAILURE, e.g. exit(EXIT_SUCCESS);
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