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Add a CSS border on hover without moving the element [duplicate]
...1px to each side. or if you need only for side you can do margin-left:-1px etc.
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What are Aggregates and PODs and how/why are they special?
...any errors (even minor, including grammar, stylistics, formatting, syntax, etc.) please leave a comment, I'll edit.
This answer applies to C++03. For other C++ standards see:
C++11 changes
C++14 changes
C++17 changes
What are aggregates and why they are special
Formal definition from the C++...
Substitute multiple whitespace with single whitespace in Python [duplicate]
....split(None)) splits on sequences of whitespace (including tabs, newlines, etc, like re's \s) of length 1+ -- and it's pretty fast indeed. So, always glad to help!
– Alex Martelli
Jan 16 '10 at 16:25
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Get the current time in C
...ou don't need a time_t object as the argument for time(). Putting NULL, 0, etc as the parameter works to return the current time.
– Super Cat
Dec 21 '15 at 0:30
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AVD Manager - Cannot Create Android Virtual Device
...e sure you don't have spaces (or other illegal characters like '+','=','/',etc) in the "AVD Name" field. Spaces broke it for me.
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How do I remove background-image in css?
... framewokrk.css like select2.css in IE9 background-image: -webkit-gradient etc. and you want it via another .css rewrite with "background-image: none !important" not works. I used same color to color gradient like page background color.
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How does the ARM architecture differ from x86? [closed]
...se */
while on ARM shortest form might look like (without error checking etc.)
top:
ldrb r2, [r0, #1]! /* load a byte from address in r0 into r2, increment r0 after */
ldrb r3, [r1, #1]! /* load a byte from address in r1 into r3, increment r1 after */
subs r2, r3, r2 /* subtract r2 from r3 and...
In Java, what is the best way to determine the size of an object?
I have an application that reads a CSV file with piles of data rows. I give the user a summary of the number of rows based on types of data, but I want to make sure that I don't read in too many rows of data and cause OutOfMemoryError s. Each row translates into an object. Is there an easy way t...
jQuery 1.9 .live() is not a function
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It supplies jquery deprecated but needed functions like "live", "browser" etc
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tcp端口状态ESTABLISHED、TIME_WAIT、CLOSE_WAIT 、SYN_RECV等详解 - C/C++...
...,设置为60,以缩短TIME_WAIT的等待时间
ubuntu机器设置
vi /etc/sysctl.conf
编辑文件，加入以下内容：
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_fin_timeout = 30
然后执行 /sbin/sysctl -p 让参数生效。
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