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Xcode 6: Keyboard does not show up in simulator

...ommand+K shortcut. Reattach keyboard to simulator : a. Open Simulator b. Select Hardware -> Keyboard c. Uncheck and then check 'Connect Hardware Keyboard' OR simply press the Shift + Command + K shortcut share ...
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Real world use cases of bitwise operators [closed]

...ut a second time will undo the first. Older GUIs used to rely on this for selection highlighting and other overlays, in order to eliminate the need for costly redraws. They're still useful in slow graphics protocols (i.e. remote desktop). Those were just the first few examples I came up with - t...
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How do I tidy up an HTML file's indentation in VI?

...her move the cursor to the top of the file and indent to the end: gg =G Or select the desired text to indent and hit = to indent it. share | improve this answer | follow ...
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How to set environment variable or system property in spring tests?

...d in eclipse then : 1) Go to Run -> Run Configuration 2) On left side select your Test class under the Junit section. 3) do the following : share | improve this answer | ...
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How do I determine k when using k-means clustering?

...core range_n_clusters = [2, 3, 4] # clusters range you want to select dataToFit = [[12,23],[112,46],[45,23]] # sample data best_clusters = 0 # best cluster number which you will get previous_silh_avg = 0.0 for n_clusters in range_n_clusters: clusterer = KMeans...
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How can I find a specific element in a List?

...ory { get; set; } int categoryid = Convert.ToInt16(dealsModel.DealCategory.Select(x => x.Id)); share | improve this answer | follow | ...
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Use a normal link to submit a form

... just for the record: you should select the appropriate input element using CSS selectors without attaching a class to the HTML element. – Erik Kaplun Jul 6 '14 at 13:37 ...
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MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...

...保存到哪个库和表中,如果你愿意,可以手动查询: SELECT db, tbl, SUM(this_cnt) AS total_rows, COUNT(*) AS chunks FROM percona.checksums WHERE ( master_cnt <> this_cnt OR master_crc <> this_crc OR ISNULL(master_crc) <> ISNULL(this_crc)) GROUP BY db, tbl; BTW...
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Storing images in SQL Server?

...n stay lean and mean and very efficient, assuming you don't always need to select the employee photo, too, as part of your queries. For filegroups, check out Files and Filegroup Architecture for an intro. Basically, you would either create your database with a separate filegroup for large data stru...
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How do you hide the Address bar in Google Chrome for Chrome Apps?

... site you want in Chrome. Click the Chrome menu in your browser toolbar. Select "More Tools" &gt; "Create shortcut…" Check "Open as window", press "Add" Once you launch from that shortcut it will be a window without toolbar. ...