大约有 47,000 项符合查询结果（耗时：0.0489秒） [XML]
How do I enlarge an EER Diagram in MySQL Workbench?
...
This option is greyed out for me :(
– siliconrockstar
Nov 3 '15 at 22:20
...
How can I truncate a double to only two decimal places in Java?
...
this doesn't work for me Math.floor(9.62 * 100) / 100 gives 9.61
– Mani
Jan 30 '14 at 21:30
4
...
This app won't run unless you update Google Play Services (via Bazaar)
...m testing out the new Google Maps API V2 for Android, and I'm getting this message when the app launches:
12 Answers
...
Get the value of checked checkbox?
...
For modern browsers:
var checkedValue = document.querySelector('.messageCheckbox:checked').value;
By using jQuery:
var checkedValue = $('.messageCheckbox:checked').val();
Pure javascript without jQuery:
var checkedValue = null;
var inputElements = document.getEl...
Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property
... warning. The difference is pretty huge. This particular warning basically means that the <Context> element in Tomcat's server.xml contains an unknown attribute source and that Tomcat doesn't know what to do with this attribute and therefore will ignore it.
Eclipse WTP adds a custom attribute...
What is a NullReferenceException, and how do I fix it?
I have some code and when it executes, it throws a NullReferenceException , saying:
28 Answers
...
How to write log to file
...
os.Open() must have worked differently in the past, but this works for me:
f, err := os.OpenFile("testlogfile", os.O_RDWR | os.O_CREATE | os.O_APPEND, 0666)
if err != nil {
log.Fatalf("error opening file: %v", err)
}
defer f.Close()
log.SetOutput(f)
log.Println("This is a test log entry")
...
How to compare versions in Ruby?
How to write a piece of code to compare some versions strings and get the newest?
8 Answers
...
How to convert all text to lowercase in Vim
...
If you really mean small caps, then no, that is not possible – just as it isn’t possible to convert text to bold or italic in any text editor (as opposed to word processor). If you want to convert text to lowercase, create a visual blo...
Check if option is selected with jQuery, if not select a default
Using jQuery, how do you check if there is an option selected in a select menu, and if not, assign one of the options as selected.
...