大约有 40,000 项符合查询结果(耗时:0.0432秒) [XML]

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How to get the part of a file after the first line that matches a regular expression?

...it, -e indicated a script to sed, /TERMINATE/,$ is an address (line) range selection meaning the first line matching the TERMINATE regular expression (like grep) to the end of the file ($), and p is the print command which prints the current line. This will print from the line that follows the line...
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How to execute a raw update sql with dynamic binding in rails

...ch less efficient, isn't it. Doesn't this trade one update statement for a select, bring the records into rails memory, update each record and send an update statement back for each record. 1 update vs 1 per record and much bandwidth, etc.? Does AR optimize this or not? I don't think it does. ...
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Remote debugging a Java application

...ugger for remote debugging: Eclipse Settings: 1.Click the Run Button 2.Select the Debug Configurations 3.Select the “Remote Java Application” 4.New Configuration Name : GatewayPortalProject Project : GatewayPortal-portlet Connection Type: Socket Attach Connection Properties: i) localhos...
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Flatten List in LINQ

... Try SelectMany() var result = iList.SelectMany( i => i ); share | improve this answer | follow ...
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Entity Framework: There is already an open DataReader associated with this Command

...al commands executed on single connection (or single command with multiple selects) while next DataReader is executed before first one has completed the reading. The only way to avoid the exception is to allow multiple nested DataReaders = turn on MultipleActiveResultSets. Another scenario when this...
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How to know that a string starts/ends with a specific string in jQuery?

... var isUnavailable = $("#StatusId option:selected").text().match("^Unavailable - "); - why does this return null when the selected option is "Unavailable - Other" ? – egmfrs Nov 28 '19 at 11:54 ...
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How to configure Eclipse build path to use Maven dependencies?

...en simply import it in Eclipse (right-click the Package Explorer view and select Import... > Maven Projects) and it will be "Maven ready". Now, to add a dependency, either right-click the project and select Maven > Add Dependency) or edit the pom manually. PS: avoid using the maven-eclipse...
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Xcode Command /usr/bin/codesign failed with exit code 1 : errSecInternalComponent

... Open Keychain Access, then in the File menu select Lock All Keychains. Then go back to Xcode and clean and rebuild. It will prompt you for your password again to unlock the keychain. After this, assuming you have no other compile issues, it will succeed! ...
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Light weight alternative to Hibernate? [closed]

...rt for standard SQL including SQL language features such as UNIONs, nested SELECTs, all types of JOINs, aliasing (e.g. for self-joins), etc Wide support for non-standard SQL including UDT's, stored procedures, vendor-specific functions, etc. Read about jOOQ in this article: http://java.dzone.com/a...
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Stop Visual Studio from mixing line endings in files

...file where they are inconsistent, so all you need to do is open the files, select the desired option from the prompt and save them again. share | improve this answer | follow...