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How to check if a Unix .tar.gz file is a valid file without uncompressing?
...and throw away the output, rather than decompressing the file?
tar -tzf my_tar.tar.gz >/dev/null
Edited as per comment. Thanks zrajm!
Edit as per comment. Thanks Frozen Flame! This test in no way implies integrity of the data. Because it was designed as a tape archival utility most implementa...
Effects of changing Django's SECRET_KEY
I made a mistake and committed my Django project's SECRET_KEY into a public repository.
5 Answers
...
Why do most fields (class members) in Android tutorial start with `m`?
... with a lower case letter.
Public static final fields (constants) are ALL_CAPS_WITH_UNDERSCORES.
Note that the linked style guide is for code to be contributed to the Android Open Source Project.
It is not a style guide for the code of individual Android apps.
...
Array extension to remove object by value
...
extension Array where Element:Equatable {
public mutating func remove(_ item:Element ) {
var index = 0
while index < self.count {
if self[index] == item {
self.remove(at: index)
} else {
index += 1
}
...
How to read a text-file resource into Java unit test? [duplicate]
...
java7 version is perfect, tip: use StandardCharsets.UTF_8 to avoid the unsupportedEncodingException
– pdem
Feb 2 '16 at 16:01
|
...
Go Error Handling Techniques [closed]
...onad, if you squint at it a bit. Comparing it to en.wikipedia.org/wiki/Null_Object_pattern is more useful, I think.
– user7610
Jan 17 '16 at 18:48
...
Extension methods cannot be dynamically dispatched
...el IEnumerable<dynamic>
@PartialExtensions.Partial(Html, "~/link/to/_partialView.cshtml", Model)
Wrapping it in a class.
public class DynamicQueryResult
{
public dynamic QueryResults {get; set;}
}
Then in your MVC View:
@model Namespace.DynamicQueryResult
@Html.Partial("~/link/to/_...
How do you create a Swift Date object?
...yy-MM-dd"
dateStringFormatter.locale = NSLocale(localeIdentifier: "en_US_POSIX")
let d = dateStringFormatter.dateFromString(dateString)!
self.init(timeInterval:0, sinceDate:d)
}
}
Now you can create an NSDate from Swift just by doing:
NSDate(dateString:"2014-06-06")
Pleas...
Using curl POST with variables defined in bash script functions
...eding the post data on curl's invocation line as in your attempt:
generate_post_data()
{
cat <<EOF
{
"account": {
"email": "$email",
"screenName": "$screenName",
"type": "$theType",
"passwordSettings": {
"password": "$password",
"passwordConfirm": "$password"
...
Draw in Canvas by finger, Android
... mPath = new Path();
mBitmapPaint = new Paint(Paint.DITHER_FLAG);
circlePaint = new Paint();
circlePath = new Path();
circlePaint.setAntiAlias(true);
circlePaint.setColor(Color.BLUE);
circlePaint.setStyle(Paint.Style.STROKE...