大约有 40,000 项符合查询结果(耗时:0.0457秒) [XML]

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How to get a tab character?

In HTML, there is no character for a tab, but I am confused as to why I can copy and paste one here: . (You can't see the full width of it, but if you click to edit my question, you will see the character.) If I can copy and paste a tab character, there should be a unicode equivalent that can be ...
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What are the best JVM settings for Eclipse? [closed]

...ndows when you double click a file that is associated with eclipse, or you select files and choose "Open With" or "Send To" Eclipse. Relative paths will be resolved first against the current working directory, and second against the eclipse program directory. See bug 301033 for reference. Ori...
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Error - Unable to access the IIS metabase

... as Administrator". You can do this by right clicking the shortcut and selecting "Run as Administrator". share | improve this answer | follow | ...
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Simplest way to profile a PHP script

...connect_to_db(); prof_flag("Perform query"); // Get all the data $select_query = "SELECT * FROM data_table"; $result = mysql_query($select_query); prof_flag("Retrieve data"); $rows = array(); $found_data=false; while($r = mysql_fetch_assoc($result)) { $found_data=tru...
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Install Gem from Github Branch?

...file.5.html#GIT Update: There's a github source identifier. gem 'country_select', github: 'stefanpenner/country_select' However, they warn against using it: NOTE: This shorthand should be avoided until Bundler 2.0, since it currently expands to an insecure git:// URL. This allows a man-in-the-mi...
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Why does the MongoDB Java driver use a random number generator in a conditional?

...nges of the server state, and not each its observation, let alone a random selection of 10% such observations. Yes, that takes just a little bit more effort, so let's see some. I can only hope that all this evidence of incompetence, accumulated from inspecting just three lines of code, does not sp...
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How to use SQL Order By statement to sort results case insensitive?

...You can just convert everything to lowercase for the purposes of sorting: SELECT * FROM NOTES ORDER BY LOWER(title); If you want to make sure that the uppercase ones still end up ahead of the lowercase ones, just add that as a secondary sort: SELECT * FROM NOTES ORDER BY LOWER(title), title; ...
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What exactly does the .join() method do?

... problem in your case is that a string is itself iterable, giving out each character in turn. Your code breaks down to this: "wlfgALGbXOahekxSs".join("595") which acts the same as this: "wlfgALGbXOahekxSs".join(["5", "9", "5"]) and so produces your string: "5wlfgALGbXOahekxSs9wlfgALGbXOahekxS...
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How can I detect the touch event of an UIImageView?

...nd images for a control state, you'll want different images for Normal vs. Selected/Highlighted. The button style is what you set to UIButtonStyleCustom, I believe - again, look at the docs for the style property on UIButton. – Kendall Helmstetter Gelner May 1...
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“R cannot be resolved to a variable”? [duplicate]

...test build tools, your project target is set to the earlier one by import. Selecting project build to recent android version availble on you dev env will solve the issue. Ex: For me, by import project build target was being set to Android 4.4.2. This was giving the error. I changed it to Android 5.0...