大约有 11,643 项符合查询结果(耗时:0.0305秒) [XML]

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Performance difference between IIf() and If

...as maintaining legacy code, being stuck with some other tool that uses it, etc. And That's all you need to know, really doesn't sound like a conducive attitude for a website devoted to knowledge sharing ;) – Don Cheadle Aug 7 '15 at 21:29 ...
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os.walk without digging into directories below

... more complex requirements than just the top directory (eg ignore VCS dirs etc), you can also modify the list of directories to prevent os.walk recursing through them. ie: def _dir_list(self, dir_name, whitelist): outputList = [] for root, dirs, files in os.walk(dir_name): dirs[:] ...
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Vim clear last search highlighting

...ters that hold text, sometimes for yanked data, sometimes for last search, etc. When you do a search, vim puts the pattern in the "/" register, which you reference using @/. You can also assign values to registers using @regname=value where regname is the is the name of the register. So, @/="" is si...
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How to get browser width using JavaScript code?

...nerHeight; var ow = window.outerWidth; //including toolbars and status bar etc. var oh = window.outerHeight; Both return integers and don't require jQuery. Cross-browser compatible. I often find jQuery returns invalid values for width() and height() ...
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Java equivalent to #region in C#

...pse - can fold depending on the code types involved (constructors, imports etc.), but there's nothing quite like #region. share | improve this answer | follow ...
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Download data url file

... the same trick in other server side technologies, such as Python, ASP.NET etc – Andrew Newdigate Dec 16 '11 at 16:27 ...
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Difference between null and empty (“”) Java String

...u can convert it to lower case, look up the index of some character in it, etc. The null string null is "no string at all." It doesn't have a length because it's not a string at all. Trying to apply any standard string operation to the null string will cause a NullPointerException at runtime. ...
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Recursively counting files in a Linux directory

...s). Remarks: the first line is a count of files, directories, symlinks, etc all together, that's why it is bigger than the second line. the --dry-run (or -n for short) option is important to not actually transfer the files! I used the -x option to "don't cross filesystem boundaries", which means ...
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Exit single-user mode

...aced with an error message that the given database is in single user mode, etc. – youcantryreachingme Apr 10 '19 at 3:42 ...
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How to increment datetime by custom months in python without using library [duplicate]

...t works just like timedelta but for calendar months rather than days/hours/etc. Here's an example: from monthdelta import MonthDelta def prev_month(date): """Back one month and preserve day if possible""" return date + MonthDelta(-1) Compare that to the DIY approach: def prev_month(dat...