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How do I get the last character of a string?
How do I get the last character of a string?
11 Answers
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How do I create a Bash alias?
...g --pretty=format:'%h was %an, %ar, message: %s' --graph"
alias nah="git reset --hard && git clean -df"
alias squash="git rebase -i HEAD~2"
4) source /.bash_profile
Done. Use and enjoy!
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MySQL Query GROUP BY day / month / year
Is it possible to make a simple query to count how many records I have in a determined period of time like a year, month, or day, having a TIMESTAMP field, like:
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Creating a dynamic choice field
... understand how to create a dynamic choice field in django. I have a model set up something like:
8 Answers
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How to create JSON string in C#
...ssume you would just use a stringbuilder to build the JSON string and them format your response as JSON?
14 Answers
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Redis: possible to expire an element in an array or sorted set?
...according to key commands and document about expiration, currently you can set expiration only to specific key and not to it's underlying data structure. However there is a discussion on google groups about this functionality with outlined alternative solutions.
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How can I extract a good quality JPEG image from a video file with ffmpeg?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
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else {
createEditor();
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How to calculate the intersection of two sets? [duplicate]
Say, have two Hashset, how to calculate the intersection of them?
2 Answers
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AngularJS and its use of Dollar Variables
Does anyone know if the reasoning behind the use of dollar methods and variables in angularJS is to instruct angularJS to avoid checking those values when a digestion is going on? So, if angular comes across $scope.$value and $scope.value , then it will avoid checking the former since it's prefix...
How do you round a floating point number in Perl?
How can I round a decimal number (floating point) to the nearest integer?
13 Answers
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