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JavaScript check if variable exists (is defined/initialized)
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@StevenPenny Check the timeline. The top answer was merged from another question after this answer was posted
– Rob♦
Dec 19 '16 at 23:25
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Why git AuthorDate is different from CommitDate?
...be overridden using the --date switch.
The commit date gets changed every time the commit is being modified, for example when rebasing the branch where the commit is in on another branch (more).
Same could happen if you make your commit and send your patch to another one in order to apply the patc...
Missing artifact com.microsoft.sqlserver:sqljdbc4:jar:4.0
....sqlserver -DartifactId=sqljdbc4 -Dversion=4.0 -Dpackaging=jar
Then next time you run maven on your POM it will find the artifact.
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iOS 7's blurred overlay effect using CSS?
It seems Apple's overlay is more than just a transparency. Any ideas on how to achieve this effect with CSS and possibly JS?
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Difference between new and override
...ally know in advance what method implementation I'm actually calling at runtime. So virtual signifies is a placeholder for a method. This implies that methods that are not marked as virtual can not be overridden. But you can replace any non-virtual method in a derived class with the modifier new, o...
iPhone 5 CSS media query
...dia queries (for HTC, Samsung, IPod, Nexus...) this practice will launch a time-bomb. For debigging, this idea can make your CSS an uncontrolled spagetti. You can never test all possible devices.
Please be aware that the only media query always targeting IPhone5 and nothing else, is:
/* iPhone 5 R...
淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...经过日志统计，前端系统双11峰值有效请求约60w以上的QPS ，而后端cache的集群峰值近2000w/s、单机也近30w/s，但到真正的写时流量要小很多了，当时最高下单减库存tps是红米创造，达到1500/s。
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How can I escape square brackets in a LIKE clause?
I am trying to filter items with a stored procedure using like. The column is a varchar(15). The items I am trying to filter have square brackets in the name.
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Chrome Extension - Get DOM content
I'm trying to access the activeTab DOM content from my popup. Here is my manifest:
3 Answers
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How do I use the lines of a file as arguments of a command?
Say, I have a file foo.txt specifying N arguments
10 Answers
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