大约有 47,000 项符合查询结果（耗时：0.0917秒） [XML]
Check whether a string is not null and not empty
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905
What about isEmpty() ?
if(str != null && !str.isEmpty())
Be sure to use the parts of...
Python Pandas Error tokenizing data
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560
you could also try;
data = pd.read_csv('file1.csv', error_bad_lines=False)
Do note that this ...
Difference between GIT and CVS
...ad-only access is guest account for 'pserver' protocol on CVS_AUTH_PORT (2401), usually called "anonymous" and with empty password. Credentials are stored by default in $HOME/.cvspass file, so you have to provide it only once; still, this is a bit of barrier (you have to know name of guest account, ...
Auto-size dynamic text to fill fixed size container
...);
});
and my html is like this
<div class='jtextfill' style='width:100px;height:50px;'>
<span>My Text Here</span>
</div>
This is my first jquery plugin, so it's probably not as good as it should be. Pointers are certainly welcome.
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How do you get a timestamp in JavaScript?
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5025
Short & Snazzy:
+ new Date()
A unary operator like plus triggers the valueOf method in ...
Data structure: insert, remove, contains, get random element, all at O(1)
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edited Jan 26 '16 at 4:03
Nick Heiner
105k171171 gold badges449449 silver badges680680 bronze badges
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How to set tbody height with overflow scroll
... ,tr td{
border:1px solid red
}
tbody {
display:block;
height:50px;
overflow:auto;
}
thead, tbody tr {
display:table;
width:100%;
table-layout:fixed;/* even columns width , fix width of table too*/
}
thead {
width: calc( 100% - 1em )/* scrollbar is average 1em/16px wi...
Get IP address of visitors using Flask for Python
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10 Answers
10
Active
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What are the most common font-sizes for H1-H6 tags [closed]
... 18px 19px
H4 n/a n/a n/a n/a n/a n/a
H5 10pt 0.83em 13.2667px 13.2833px 13px 13px
H6 7.55pt 0.67em 10.7333px 10.7167px 10px 11px
Also worth taking a look at is the default stylesheet for HTML 4. The W3C recommends using these styles as the def...
How do you specify a byte literal in Java?
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edited Oct 16 '15 at 15:10
Community♦
111 silver badge
answered Mar 4 '11 at 12:48
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