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Best way to test if a generic type is a string? (C#)
...ny type, primitive or otherwise. The only problem with this is using default(T) . When you call default on a value type or a string, it initializes it to a reasonable value (such as empty string). When you call default(T) on an object, it returns null. For various reasons we need to ensure that i...
How to calculate age (in years) based on Date of Birth and getDate()
...tetime, @Dob datetime
SELECT @Now='1990-05-05', @Dob='1980-05-05' --results in 10
--SELECT @Now='1990-05-04', @Dob='1980-05-05' --results in 9
--SELECT @Now='1989-05-06', @Dob='1980-05-05' --results in 9
--SELECT @Now='1990-05-06', @Dob='1980-05-05' --results in 10
--SELECT @Now='1990-12-06'...
create a trusted self-signed SSL cert for localhost (for use with Express/Node)
...ical, digitalSignature, keyAgreement
extendedKeyUsage = serverAuth
subjectAltName = @alt_names
[alt_names]
DNS.1 = www.localhost.com
DNS.2 = localhost.com
DNS.3 = localhost
An explanation of this fields is here.
Step 3. navigate to the security folder in the terminal and type the following comman...
Git: How to reuse/retain commit messages after 'git reset'?
...mmand, you've to check the following options,
To reuse,
--reuse-message=<commit>
To edit on reuse,
--reedit-message=<commit>
To change the author,
--reset-author
share
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How to avoid explicit 'self' in Python?
...
Python requires specifying self. The result is there's never any confusion over what's a member and what's not, even without the full class definition visible. This leads to useful properties, such as: you can't add members which accidentally shadow non-members and...
How can I reorder a list? [closed]
... I just could not understand the syntax until I realized is a pairwise simultaneous assignment. ´:-)
– loved.by.Jesus
Apr 27 at 9:56
...
Why does writeObject throw java.io.NotSerializableException and how do I fix it?
...class instance because:
serializing such an inner class instance will result in serialization
of its associated outer class instance as well
Serialization of inner classes (i.e., nested classes that are not
static member classes), including local and anonymous classes, is
strongly discouraged
Ref:...
Is it possible to start activity through adb shell? [duplicate]
... You can find out the activity names by running aapt dump xmltree <APK> AndroidManifest.xml and looking through the output.
– chrisvarnz
Jan 14 '14 at 17:45
13...
JavaScript loop through json array?
...mail.se"
}];
You can loop over the Array like this:
for(var i = 0; i < json.length; i++) {
var obj = json[i];
console.log(obj.id);
}
Or like this (suggested from Eric) be careful with IE support
json.forEach(function(obj) { console.log(obj.id); });
...
“Unknown provider: aProvider
...en opened the project website in Chrome, with the DevTools open. Which results in an error like the one below being logged:
The method in the call trace we're interested in, is the one I marked with an arrow. This is providerInjector in injector.js. You're going to want to place a breakpoint wher...