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What is the order of precedence for CSS?
...re the number of occurences of single selectors of each of the specificity groups above.
Example: compare #nav ul li a:hover to #nav ul li.active a::after
count the number of id selectors: there is one for each (#nav)
count the number of class selectors: there is one for each (:hover and .active)...
How to retrieve checkboxes values in jQuery
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showSelectedValues also works for decoding groups of radio buttons too that have the same name
– Matthew Lock
Aug 24 '16 at 8:42
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Store boolean value in SQLite
... 755 for instance, each digit refers to a different class of users: owner, group, public. Within each digit 4 is read, 2 is write, 1 is execute so 7 is all of them like binary 111. 5 is read and execute so 101. Make up your own encoding scheme.
I'm just writing something for storing TV schedule ...
构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...cessor实现负载均衡和故障转移。多个Sink可以构成一个Sink Group。一个Sink Processor负责从一个指定的Sink Group中激活一个Sink。Sink Processor可以通过组中所有Sink实现负载均衡；也可以在一个Sink失败时转移到另一个。
e、 事务支持
Scrib...
Why is this program erroneously rejected by three C++ compilers?
... Do you think I should file a defect report with the Core Language Working Group?
– James McNellis
Apr 1 '11 at 1:27
15
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What is the significance of #pragma marks? Why do we need #pragma marks?
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#pragma mark is used to tag the group of methods so you may easily find and detect methods from the Jump Bar. It may help you when your code files reach about 1000 lines and you want to find methods quickly through the category from Jump box.
In a long pro...
PHP PDO: charset, set names?
...rset=utf8 in the dsn string works! I was trying to figure out the issue at groups.google.com/d/msg/auraphp/syMS26Rz-q8/9laQr9tR4EoJ
– Hari K T
Nov 14 '13 at 5:17
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Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists
...udo chown -R username ./*and sudo chgrp -R username ./* to change user and group to your own for all files in the project.
– chech
Jan 2 '15 at 9:46
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Swift compiler segmentation fault when building
... file, define an extension to the class that's giving you problems.
Move a group of methods from the main file to SegFaultDebugger.swift.
Compile.
At this point, one of three things happens:
You still get the segfault in the original file: Move the methods from SegFaultDebugger.swift back to the...
Compare two files line by line and generate the difference in another file
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You can group the options together: comm -23
– Paolo M
Oct 22 '15 at 12:06
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