大约有 35,482 项符合查询结果（耗时：0.0516秒） [XML]
How can I tell if a DOM element is visible in the current viewport?
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answered Sep 24 '08 at 2:40
PrestaulPrestaul
73.5k1010 gold badges7575 silver badges8383 bronze badges
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How to get the build/version number of your Android application?
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2068
Use:
try {
PackageInfo pInfo = context.getPackageManager().getPackageInfo(getPackageName(...
What's the difference between EscapeUriString and EscapeDataString?
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answered Dec 9 '10 at 9:29
JclJcl
23.4k44 gold badges5252 silver badges7878 bronze badges
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Get the closest number out of an array
I have a number from minus 1000 to plus 1000 and I have an array with numbers in it. Like this:
20 Answers
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In Windows Azure: What are web role, worker role and VM role?
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101
EDIT 3/3/2013 - updated to reference UDP endpoints, Virtual Machines, and more languages
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Convert Rows to columns using 'Pivot' in SQL Server
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If you are using SQL Server 2005+, then you can use the PIVOT function to transform the data from rows into columns.
It sounds like you will need to use dynamic sql if the weeks are unknown but it is easier to see the correct code using a hard-coded ver...
Programmatically find the number of cores on a machine
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C++11
#include <thread>
//may return 0 when not able to detect
const auto processor_count = std::thread::hardware_concurrency();
Reference: std::thread::hardware_concurrency
In C++ prior to C++11, there's no portable way. Instead, you'll need to use one or...
What's a simple way to get a text input popup dialog box on an iPhone
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This renders an alertView like this (screenshot taken from the iPhone 5.0 simulator in XCode 4.2):
When pressing any buttons, the regular delegate methods will be called and you can extract the textInput there like so:
- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger...
How can I check in a Bash script if my local Git repository has changes?
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205
What you're doing will almost work: you should quote $CHANGED in case it's empty, and -z tests ...
Remove first element from $@ in bash [duplicate]
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Use shift?
http://tldp.org/LDP/Bash-Beginners-Guide/html/sect_09_07.html
Basically, read $1 for the first argument before the loop (or $0 if what you're wanting to check is the script name), then use shift, then loop over the remaining $@.
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