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Anatomy of a “Memory Leak”
...ork — again, I refer you to chapter 7 of the e-book. Also, be mindful of common pitfalls, probably the most common being events. If object A is registered to an event on object B, then object A will stick around until object B disappears because B holds a reference to A. The solution is to unregis...
Pushing to Git returning Error Code 403 fatal: HTTP request failed
...able to clone a copy of this repo over HTTPS authenticated. I've made some commits and want to push back out to the GitHub server. Using Cygwin on Windows 7 x64.
...
Install npm module from gitlab private repository
...cting to a private gitlab repository
With SSH
git+ssh://git@git.mydomain.com:Username/Repository#{branch|tag}
git+ssh://git@git.mydomain.com/Username/Repository#{branch|tag}
With HTTPS
git+https://git@git.mydomain.com/Username/Repository#{branch|tag}
With HTTPS and deploy token
git+https://&...
Is there a minlength validation attribute in HTML5?
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GCM with PHP (Google Cloud Messaging)
...ent registration tokens for this notification
// https://developer.android.com/google/gcm/
$ids = array('abc', 'def');
// Send push notification via Google Cloud Messaging
sendPushNotification($data, $ids);
function sendPushNotification($data, $ids) {
// Insert real GCM API key from the Go...
How to create an HTML button that acts like a link?
...sired target URL in the action attribute.
<form action="https://google.com">
<input type="submit" value="Go to Google" />
</form>
If necessary, set CSS display: inline; on the form to keep it in the flow with the surrounding text. Instead of <input type="submit"> in ab...
Get url without querystring
...
You can use System.Uri
Uri url = new Uri("http://www.example.com/mypage.aspx?myvalue1=hello&myvalue2=goodbye");
string path = String.Format("{0}{1}{2}{3}", url.Scheme,
Uri.SchemeDelimiter, url.Authority, url.AbsolutePath);
Or you can use substring
string url = "http://www.e...
Why would you use String.Equals over ==? [duplicate]
I recently was introduced to a large codebase and noticed all string comparisons are done using String.Equals() instead of ==
...
How can I list ALL DNS records?
... a list of all records at that level but not below.
# try this
dig google.com any
This may return A records, TXT records, NS records, MX records, etc if the domain name is exactly "google.com". However, it will not return child records (e.g., www.google.com). More precisely, you MAY get these rec...
GitHub “fatal: remote origin already exists”
...d just update the existing remote:
$ git remote set-url origin git@github.com:ppreyer/first_app.git
Long version:
As the error message indicates, there is already a remote configured with the same name. So you can either add the new remote with a different name or update the existing one if you ...