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Iterate through the fields of a struct in Go
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After you've retrieved the reflect.Value of the field by using Field(i) you can get a
interface value from it by calling Interface(). Said interface value then represents the
value of the field.
There is no function to convert the value of the field to a concrete type as there are,...
Can't su to user jenkins after installing Jenkins
I've installed jenkins and I'm trying to get into a shell as Jenkins to add an ssh key. I can't seem to su into the jenkins user:
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HTML / CSS How to add image icon to input type=“button”?
I'm using the below CSS, but it puts an image in the center of the button. Any way to left or right align an icon using <input type="button"> , so that the text and the image fit and align nicely?
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Is there a method to generate a UUID with go language
...purpose ?
u[6] = (u[6] | 0x40) & 0x4F // what's the purpose ?
These lines clamp the values of byte 6 and 8 to a specific range. rand.Read returns random bytes in the range 0-255, which are not all valid values for a UUID. As far as I can tell, this should be done for all the values in the slic...
The requested resource does not support HTTP method 'GET'
...tp.AcceptVerbs("GET", "POST")]
[System.Web.Http.HttpGet]
public string Auth(string username, string password)
{...}
The reason why it doesn't work is because you were using the attributes that are from the MVC namespace System.Web.Mvc. The classes in the System.Web.Http namespace are...
What is the meaning of “$” sign in JavaScript
In the following JavaScript code there is a dollar ( $ ) sign. What does it mean?
7 Answers
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Why generate long serialVersionUID instead of a simple 1L?
When class implements Serializable in Eclipse, I have two options: add default serialVersionUID(1L) or generated serialVersionUID(3567653491060394677L) . I think that first one is cooler, but many times I saw people using the second option. Is there any reason to generate long serialVersionUID ?...
Turn off spell checking in Eclipse for good
Every time I create a new workspace in Eclipse I have to turn off the spell checking via Preferences. (Preferences->General->Editors->Text Editors->Spelling->Enable Spell Checking)
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SELECT * WHERE NOT EXISTS
I think I'm going down the right path with this one... Please bear with me as my SQL isn't the greatest
5 Answers
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Placeholder in UITextView
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I made a few minor modifications to bcd's solution to allow for initialization from a Xib file, text wrapping, and to maintain background color. Hopefully it will save others the trouble.
UIPlaceHolderTextView.h:
#import <Foundation/...