大约有 32,000 项符合查询结果（耗时：0.0435秒） [XML]
invalid target release: 1.7
...| Project
and adding the 1.7 SDK by selecting "New" in the Project SDK.
Then go to the main IntelliJ IDEA menu | Preferences | Maven | Runner
and select the correct JRE. In my case it updated correctly Use Project SDK, which was now 1.7.
...
Rails: How can I set default values in ActiveRecord?
...lowing reasons:
default_scope will initialize values for new models, but then that will become the scope on which you find the model. If you just want to initialize some numbers to 0 then this is not what you want.
Defining defaults in your migration also works part of the time... As has already b...
Insert Data Into Temp Table with Query
...eived,
Total,
Answer,
(CASE WHEN application LIKE '%STUFF%' THEN 'MORESTUFF' END) AS application
FROM
FirstTable
WHERE
Recieved = 1 AND
application = 'MORESTUFF'
GROUP BY
CASE WHEN application LIKE '%STUFF%' THEN 'MORESTUFF' END) data
WHERE
application L...
How to get the number of Characters in a String?
...is. If "rune equals a character " is OK for your task (generally it isn't) then the answer by VonC is perfect for you. Otherwise, it should be probably noted, that there are few situations where the number of runes in a Unicode string is an interesting value. And even in those situations it's better...
Java Pass Method as Parameter
...Visitor() method - but if you need to traverse a more complex object graph then it's worth examining.
share
|
improve this answer
|
follow
|
...
Is there a way to make ellipsize=“marquee” always scroll?
...es up stateful drawables: if you change drawables with focus-in/focus-out, then this will break. Took us almost an hour of debugging until we realized this hack was causing it.
– Matthias
Dec 3 '10 at 14:23
...
Are GUID collisions possible?
...ly quite realistic these days). So if you use GUIDs for your database IDs, then they are unique. GUIDs for every computation done on earth, will collide immediately.
– thesaint
Nov 14 '14 at 10:03
...
How to detect DIV's dimension changed?
... @Ajedi32 Well, the only problem is, if the Shadow DOM tree is closed, then you won't be able to access the internals, but I don't think that is usually something you need to do, and if you need to observe a closed tree like that then there may be a problem in the design. Ideally, you should onl...
Plot a bar using matplotlib using a dictionary
...
You can do it in two lines by first plotting the bar chart and then setting the appropriate ticks:
import matplotlib.pyplot as plt
D = {u'Label1':26, u'Label2': 17, u'Label3':30}
plt.bar(range(len(D)), list(D.values()), align='center')
plt.xticks(range(len(D)), list(D.keys()))
# # for...
How to set a stroke-width:1 on only certain sides of SVG shapes?
...
If you need stroke or no-stroke then you can also use stroke-dasharray to do this, by making the dashes and gaps match up with the sides of the rectangle.
rect { fill: none; stroke: black; }
.top { stroke-dasharray: 0,50,150 }
.left { stroke-dasharra...