大约有 21,000 项符合查询结果(耗时:0.0160秒) [XML]

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How to detect Safari, Chrome, IE, Firefox and Opera browser?

...bust, I switched to browser-specific characteristics: Internet Explorer: JScript's Conditional compilation (up until IE9) and document.documentMode. Edge: In Trident and Edge browsers, Microsoft's implementation exposes the StyleMedia constructor. Excluding Trident leaves us with Edge. Edge (based ...
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Getting the parent of a directory in Bash

...aced directory made it erase the parent dir instead of the target one - my script just erased the /home/xxx/ folder. – catamphetamine Dec 1 '16 at 10:45 3 ...
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How can I test that a value is “greater than or equal to” in Jasmine?

...html file should look like this: <!-- jasmine test framework--> <script type="text/javascript" src="lib/jasmine-2.0.0/jasmine.js"></script> <script type="text/javascript" src="lib/jasmine-2.0.0/jasmine-html.js"></script> <!-- custom matchers --> <script type=...
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How do you use variables in a simple PostgreSQL script?

...'ll be able to use this is anything that is piped through to psql.. or any script that psql reads... – Evan Carroll Nov 1 '16 at 17:59 4 ...
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Validating parameters to a Bash script

...king if the directories exist at first, so I added that in, completing the script. Also, have addressed issues raised in comments; fixed the regular expression, switched from == to eq. This should be a portable, POSIX compliant script as far as I can tell; it doesn't use any bashisms, which is actu...
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How to tell if a string is not defined in a Bash shell script

...se it echoes nothing) "VAR is set but its value might be empty". Try this script: ( unset VAR if [ -z "${VAR+xxx}" ]; then echo JL:1 VAR is not set at all; fi if [ -z "${VAR}" ]; then echo MP:1 VAR is not set at all; fi VAR= if [ -z "${VAR+xxx}" ]; then echo JL:2 VAR is not set at all; fi if [ ...
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Windows batch files: .bat vs .cmd?

... Does that imply that using a .bat script would not return a ERRORLEVEL 0 value on a success? If that is true, I never noticed it. – djangofan Jul 1 '13 at 16:22 ...
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How to output something in PowerShell

I am running a PowerShell script from within a batch file. The script fetches a web page and checks whether the page's content is the string "OK". ...
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Delete files older than 10 days using shell script in Unix [duplicate]

I'm new to shell scripts, can anyone help? I want to delete scripts in a folder from the current date back to 10 days. The scripts looks like: ...
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Change the current directory from a Bash script

Is it possible to change current directory from a script? 15 Answers 15 ...