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Convert string to number and add one
...r newcurrentpageTemp = parseInt($(this).attr("id"));
newcurrentpageTemp++;
alert(newcurrentpageTemp));
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Writing outputs to log file and console
...a env file ( env file defines the parameters required for running the user script like log file name and path, redirect outputs and errors to log file, database connection details, etc ) which redirects all the outputs ( echo messages ) and errors to the log file from the executed script using the f...
How do I check if file exists in Makefile so I can delete it?
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It's strange to see so many people using shell scripting for this. I was looking for a way to use native makefile syntax, because I'm writing this outside of any target. You can use the wildcard function to check if file exists:
ifeq ($(UNAME),Darwin)
SHELL := /opt...
How to leave/exit/deactivate a Python virtualenv
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Older conda versions instead implement deactivation using a stand-alone script:
source deactivate
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When should I use Write-Error vs. Throw? Terminating vs. non-terminating errors
Looking at a Get-WebFile script over on PoshCode, http://poshcode.org/3226 , I noticed this strange-to-me contraption:
6 A...
Can I run multiple programs in a Docker container?
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There can be only one ENTRYPOINT, but that target is usually a script that launches as many programs that are needed. You can additionally use for example Supervisord or similar to take care of launching multiple services inside single container. This is an example of a docker container ...
Proper way to exit iPhone application?
...'s view
-(IBAction)doExit
{
//show confirmation message to user
UIAlertView* alert = [[UIAlertView alloc] initWithTitle:@"Confirmation"
message:@"Do you want to exit?"
delegate:self
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When is null or undefined used in JavaScript? [duplicate]
...s scenarios:
You declare a variable with var but never set it.
var foo;
alert(foo); //undefined.
You attempt to access a property on an object you've never set.
var foo = {};
alert(foo.bar); //undefined
You attempt to access an argument that was never provided.
function myFunction (foo) {
...
HTML5 LocalStorage: Checking if a key exists [duplicate]
...' work too with if(typeof(localStorage.getItem("username"))===null){ alert('no') };
– Gabriel
Apr 15 '13 at 8:42
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What are the functional differences between NW.js, Brackets-Shell and Electron?
...s - runs on Windows, Mac, and Linux
language support - HTML5, CSS3 and Javascript : since they run javascript you can download and run nearly any library/framework that you want.
The big caveat on webkit is codec support. Typically you will have problems with non-free video codecs, unless you rebu...