大约有 47,000 项符合查询结果(耗时:0.0771秒) [XML]

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Can you make valid Makefiles without tab characters?

... nothing you can do about it if you are going to use make. Edit: GNU Make now supports a custom recipe prefix. See this answer. You are not the first one to dislike this aspect of make. To quote Unix Haters' Handbook: The problem with Dennis’s Makefile is that when he added the comment line...
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DatabaseError: current transaction is aborted, commands ignored until end of transaction block?

...s way: try: code_that_executes_bad_query() # transaction on DB is now bad except: pass # transaction on db is still bad code_that_executes_working_query() # raises transaction error There nothing wrong with the second query, but since the real error was caught, the second query is th...
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What is the best way to uninstall gems from a rails3 project?

... Bundler now has a bundle remove GEM_NAME command (since v1.17.0, 25 October 2018). share | improve this answer | ...
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What does @media screen and (max-width: 1024px) mean in CSS?

...se a media statement which detects you on a desktop not mobile, and you're now at below 720px for example? – wharfdale Jul 14 '15 at 7:59 ...
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Textarea to resize based on content length [duplicate]

... i know that this is an old post but when I print the textarea, if the whole content does not fit in the first page, the whole contecnt goes to the second page and creates unwanted spaces on the first page. How can I split the te...
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C# equivalent of the IsNull() function in SQL Server

... function to check if a value is null, and if it is, return another value. Now I am wondering if there is anything similar in C#. ...
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vs.

...al URLS, not sure if the other examples work with dataURLS (please let me know if the other examples work with dataURLS?) <iframe class="page-icon preview-pane" frameborder="0" height="352" width="396" src="data:application/pdf;base64, ..DATAURLHERE!... "></iframe> ...
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How to terminate a python subprocess launched with shell=True

...hell in your case. This will make it the group leader of the processes. So now, when a signal is sent to the process group leader, it's transmitted to all of the child processes of this group. Here's the code: import os import signal import subprocess # The os.setsid() is passed in the argument p...
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How to print SQL statement in codeigniter model

...e queries property. Try it yourself: var_dump( $this->db ); If you know you have only one query, you can print it directly: echo $this->db->queries[0]; share | improve this answer ...
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Generic type conversion FROM string

...aits class. In this way, you would have a parameterised helper class that knows how to convert a string to a value of its own type. Then your getter might look like this: get { return StringConverter<DataType>.FromString(base.Value); } Now, I must point out that my experience with parameter...