大约有 40,000 项符合查询结果(耗时:0.0772秒) [XML]

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PHP Fatal error: Using $this when not in object context

... @Sarfraz No offense, but it is still wrong. You can call an instance method with ::. It is against E_STRICT, but it does work as long as the method body does not reference the instance scope, e.g. uses $this. Also, self::foo will not point to $this->foo. It references a clas...
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How to convert Hexadecimal #FFFFFF to System.Drawing.Color [duplicate]

... string hex = "#FFFFFF"; Color _color = System.Drawing.ColorTranslator.FromHtml(hex); Note: the hash is important! share | improve this answer ...
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PSQLException: current transaction is aborted, commands ignored until end of transaction block

...gnored as a failed SQL statement. You are welcome to fail SQL statements all you want and PostgreSQL won't stop you. Stay being in a transaction, but when you detect that the first SQL has failed, either rollback/re-start or commit/restart the transaction. Then you can continue failing as many S...
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What are best practices for multi-language database design? [closed]

...e language. In some cases we add a DefaultLanguage field, so that we can fall-back to that language if no localized data is available for a specified language. Example: Table "Product": ---------------- ID : int <any other language-neutral fields> Table "ProductTranslation...
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How can I perform a `git pull` without re-entering my SSH password?

...use the key! Neither do I! Thankfully, there’s a nifty little tool called ssh-agent that can save your passphrase securely so you don’t have to re-enter it. If you’re on OSX Leopard or later your keys can be saved in the system’s keychain to make your life even easier. Most linu...
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How to set the authorization header using curl

... send authentication for OAuth 2: curl -H "Authorization: OAuth <ACCESS_TOKEN>" http://www.example.com share | improve this answer | follow | ...
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Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved

I just installed and re-installed IntelliJ. Every Java file is coming up RED. I checked the JDK; it is at 1.6.##. The maven clean install build worked just fine. ...
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Generating random strings with T-SQL

... that generates object names in a reproducible manner: alter procedure usp_generateIdentifier @minLen int = 1 , @maxLen int = 256 , @seed int output , @string varchar(8000) output as begin set nocount on; declare @length int; declare @alpha varchar(8000) , @digit...
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'python' is not recognized as an internal or external command [duplicate]

... variables are set correctly. Any reason why? – alpha_989 Sep 30 '17 at 23:40 superb! But, I think in my organization ...
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How do I center align horizontal menu?

... <ul id="topmenu firstlevel"> <li class="firstli" id="node_id_64"> <div><a href="#"><span>Om kampanjen</span></a> </div> </li> <li id="node_id_65"> <div><a href="#"><span>Fakta om inn...