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How to split a string literal across multiple lines in C / Objective-C?
...re's a trick you can do with the pre-processor.
It has the potential down sides that it will collapse white-space, and could be confusing for people reading the code.
But, it has the up side that you don't need to escape quote characters inside it.
#define QUOTE(...) #__VA_ARGS__
const char *sql_qu...
Why does Dijkstra's algorithm use decrease-key?
... the total number of heap dequeues is n. Each node will have decrease-key called on it potentially once for each edge leading into it, so the total number of decrease-keys done is at most m. This gives a runtime of (n Te + n Td + m Tk), where Tk is the time required to call decrease-key.
So what ...
Capturing mobile phone traffic on Wireshark
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Regarding option 2: that's practically a non-existent option. From their page: "You will need [...] and a RTL8187 based wireless NIC"!!!!
– matteo
Aug 22 '14 at 22:20
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What is “android:allowBackup”?
...ake those operations. there is an app for backup&restore without root, called "Helium" : play.google.com/store/apps/…
– android developer
Sep 24 '13 at 7:15
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Transaction isolation levels relation with locks on table
...st insecure way to work with data since can lead to data holes in not physically related tables (yes, two tables can be logically but not physically related in real-world apps =\).
READ COMMITTED - lock on committed data. You can read the data that was only committed. This means A writes data and B ...
How to change value of object which is inside an array using JavaScript or jQuery?
...a? I mean give the object a name to fetch its data.Just like the object inside array.So,can I used in that way : jquery-ui.jquery-ui.desc = ....
– qinHaiXiang
Jan 14 '11 at 10:09
2...
兼容主流浏览器的JS复制内容到剪贴板 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...opy_gettext = function(){
clipboardswfdata = document.getElementById('test_text').value;
//alert(clipboardswfdata);
window.document.clipboardswf.SetVariable('str', clipboardswfdata);
}
var floatwin = function(){
alert('复制成功！');
//docum...
Python - write() versus writelines() and concatenated strings
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More specifically, writelines expects an iterable. You can use a list, a tuple, or a generator.
– Mark Ransom
Sep 11 '12 at 20:52
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Foreign key constraint may cause cycles or multiple cascade paths?
...lter your design (or doing so would compromise things) then you should consider using triggers as a last resort.
FWIW resolving cascade paths is a complex problem. Other SQL products will simply ignore the problem and allow you to create cycles, in which case it will be a race to see which will ove...
sqlalchemy unique across multiple columns
... that represents locations. Locations "belong" to customers. Locations are identified by a unicode 10 character code. The "location code" should be unique among the locations for a specific customer.
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