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Optional Parameters in Go?
...first write only one constructor:
func NewFoobar(options ...func(*Foobar) error) (*Foobar, error){
fb := &Foobar{}
// ... (write initializations with default values)...
for _, op := range options{
err := op(fb)
if err != nil {
return nil, err
}
}
return fb, nil
}
w...
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo
...
While launching the application in the android 1.5 emulator , I got these errors....
Any one have some hint..?
42 Answers
...
Using column alias in WHERE clause of MySQL query produces an error
The query I'm running is as follows, however I'm getting this error:
8 Answers
8
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Libraries not found when using CocoaPods with iOS logic tests
...
I get strange errors with this - when testing, isSubclassOfClass: calls return NO where they should return YES. The only reason I can explain this is that the dependencies really get linked to both the main and the test target, and when th...
Pandas read_csv low_memory and dtype options
...ed
import pandas as pd
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
csvdata = """user_id,username
1,Alice
3,Bob
foobar,Caesar"""
sio = StringIO(csvdata)
pd.read_csv(sio, dtype={"user_id": int, "username": "string"})
ValueError: invalid literal for long() ...
“Auth Failed” error with EGit and GitHub
...h my GitHub account, but when I try to configure it I get an "Auth Failed" error.
23 Answers
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How do I use HTML as the view engine in Express?
...commented out the reference to app.set('view engine', html). I then got an error message that "No default engine was specified and no extension was provided", which is expected. But when I changed the res.render("index") to res.render("index.html"), I got the following error: TypeError: Property 'en...
Correct way to close nested streams and writers in Java [duplicate]
... be reasonably expected to handle and recover from. Also you've also taken Error's and made them into RuntimeException's.
– steinybot
Sep 30 '14 at 20:54
...
Application Error - The connection to the server was unsuccessful. (file:///android_asset/www/index.
...t of time in milliseconds waited while loading the page before throwing an error: cordova.apache.org/docs/en/latest/config_ref/index.html
– Cedric Reichenbach
Mar 28 '16 at 17:00
...
how to show alternate image if source image is not found? (onerror working in IE but not in mozilla)
...ry nice and short
<img src="imagenotfound.gif" alt="Image not found" onerror="this.src='imagefound.gif';" />
But, be careful. The user's browser will be stuck in an endless loop if the onerror image itself generates an error.
EDIT
To avoid endless loop, remove the onerror from it at once...