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Remove Last Comma from a string
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you can remove last comma from a string by using slice() method, find the below example:
var strVal = $.trim($('.txtValue').val());
var lastChar = strVal.slice(-1);
if (lastChar == ',') {
strVal = strVal.slice(0, -1);
}
Here is an Example
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Best way to hide a window from the Alt-Tab program switcher?
...f those things I don't know how to do properly. It's easy to hide a window from the taskbar via a property in both Windows Forms and WPF, but as far as I can tell, this doesn't guarantee (or necessarily even affect) it being hidden from the Alt + ↹Tab dialog. I've seen invisible windows show u...
git add all except ignoring files in .gitignore file
...ns this directory and all other directories recursively, so if you do this from the bottom level of your repo, you should add all of the files.
My usual git flow is to create the .gitignore file and add the project files to the repo. I'll test the .gitignore file by typing git status after importin...
Set style for TextView programmatically
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use the method from the support library, TextViewCompat.setTextAppearance
– Rubin Yoo
Dec 2 '16 at 20:29
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Why #define TRUE (1==1) in a C boolean macro instead of simply as 1?
... (0==0) and (1==0) predates C99.
there are still good reasons to stay away from C99 and work with C90.
If you're working in a mixed C and C++ project, and don't want C99, define the lower-case true, false and bool instead.
#ifndef __cplusplus
typedef int bool;
#define true (0==0)
#define false (!...
Node.js / Express.js - How does app.router work?
...nformation about Express 4.
static simply serves files (static resources) from disk. You give it a path (sometimes called the mount point), and it serves the files in that folder.
For example, express.static('/var/www') would serve the files in that folder. So a request to your Node server for ht...
How can I strip first X characters from string using sed?
...ble containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
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demystify Flask app.secret_key
...or prepend) the SECRET_KEY to the cookie byte string, then generate a hash from that combination.
# encode and salt the cookie, then hash the result
>>> cookie_bytes = str(cookie).encode('utf8')
>>> signature = sha1(cookie_bytes+SECRET_KEY).hexdigest()
>>> print(signature...
Resizing an iframe based on content
I am working on an iGoogle-like application. Content from other applications (on other domains) is shown using iframes.
20...
Why does my application spend 24% of its life doing a null check?
...e of code. The code for the binary tree iterator is below with the results from running performance analysis against it.
3 ...