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keytool error Keystore was tampered with, or password was incorrect
...r description I assume you are on windows machine and your home is abc
So Now : Cause
When you run this command
keytool -genkey -alias tomcat -keyalg RSA
because you are not specifying an explicit keystore it will try to generate (and in your case as you are getting exception so to update) key...
jQuery append() - return appended elements
...et) (note the "To" bit) to add that it to the end of #mydiv.
Because you now start with $(newHtml) the end result of appendTo('#myDiv') is that new bit of html, and the .effects(...) call will be on that new bit of html too.
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Different font size of strings in the same TextView
... require.
String s= "Hello Everyone";
String[] each = s.split(" ");
Now apply span to the string and add the same to textview.
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Java Timestamp - How can I create a Timestamp with the date 23/09/2007?
... as java.util.Date, java.util.Calendar, and java.text.SimpleDateFormat are now legacy, supplanted by the java.time classes built into Java 8 and later. See Tutorial by Oracle.
– Basil Bourque
Jan 24 '19 at 23:55
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.NET 4.0 build issues on CI server
...can install the "Microsoft Windows SDK for Windows 7 and .NET Framework 4" now.
http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=6b6c21d2-2006-4afa-9702-529fa782d63b
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How to check for file lock? [duplicate]
...very next second (read: short timespan).
Why specifically do you need to know if the file is locked anyway? Knowing that might give us some other way of giving you good advice.
If your code would look like this:
if not locked then
open and update file
Then between the two lines, another pro...
How to do ToString for a possibly null object?
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C# 6.0 Edit:
With C# 6.0 we can now have a succinct, cast-free version of the orignal method:
string s = myObj?.ToString() ?? "";
Or even using interpolation:
string s = $"{myObj}";
Original Answer:
string s = (myObj ?? String.Empty).ToString();
or
strin...
How to compare versions in Ruby?
... what it's worth: vers = (1..3000000).map{|x| "0.0.#{x}"}; 'ok' puts Time.now; vers.map{|v| ComparableVersion.new(v) }.sort.first; puts Time.now # 24 seconds 2013-10-29 13:36:09 -0700 2013-10-29 13:36:33 -0700 => nil puts Time.now; vers.map{|v| Gem::Version.new(v) }.sort.first; puts Time.now ...
How to pass command line argument to gnuplot?
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For people stumbling across this now, mgilson's comment and Gnuplot 4.6 patchlevel 3 require if (!exists("filename") instead of if ! exists("filename").
– Sam Mussmann
Aug 25 '13 at 19:33
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Human readable javascripts in chrome developer tools
does anybody know whether Chrome Developer Tools can format javascripts into human readable form ? Some kind of beautifier would be handy. Let say that I'm using some JS library and I need to instantiate its object, so that I should know what to put into constructor. But searching through this huge ...