大约有 13,700 项符合查询结果(耗时:0.0364秒) [XML]

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Swift - encode URL

... it will encode some characters that do not need to be encoded (like -, ., _ or ~ -– see 2.3. Unreserved characters in RFC 3986). I find using .alphanumerics simpler than constructing a custom character set and do not mind some additional characters to be encoded. If that bothers you, construct a ...
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How do I see what character set a MySQL database / table / column is?

...'d do it - For Schemas (or Databases - they are synonyms): SELECT default_character_set_name FROM information_schema.SCHEMATA WHERE schema_name = "schemaname"; For Tables: SELECT CCSA.character_set_name FROM information_schema.`TABLES` T, information_schema.`COLLATION_CHARACTER_SET_APPL...
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PHP array delete by value (not key)

... Using array_search() and unset, try the following: if (($key = array_search($del_val, $messages)) !== false) { unset($messages[$key]); } array_search() returns the key of the element it finds, which can be used to remove that ele...
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String comparison using '==' vs. 'strcmp()'

...tring2 sorts before string1 or 0 if they are the same. For example $string_first = "aabo"; $string_second = "aaao"; echo $n = strcmp($string_first,$string_second); will return greater than zero, as aaao is sorting before aabo. – HTML Man Aug 16 '13 at 18:00 ...
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How to find out the MySQL root password

...sword. On ubuntu I did the following: sudo service mysql stop sudo mysqld_safe --skip-grant-tables --skip-syslog --skip-networking Then run mysql in a new terminal: mysql -u root And run the following queries to change the password: UPDATE mysql.user SET authentication_string=PASSWORD('passw...
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How to print out more than 20 items (documents) in MongoDB's shell?

...h(function(f){print(tojson(f, '', true));}); which would return only the _id and name field from foo. share | improve this answer | follow | ...
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Running JAR file on Windows

...ield, needs to display something similar to C:\Program Files\Java\j2re1.4.2_04\bin\javaw.exe" -jar "%1" % (Note: the part starting with 'javaw' must be exactly like that; the other part of the path name can vary depending on which version of Java you're using) then press the OK buttons until all the...
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How to commit my current changes to a different branch in Git [duplicate]

...me, perhaps by putting your current branch name in your prompt by adding $(__git_ps1) to your PS1 environment variable in your bashrc file. (See for example the Git in Bash documentation.) share | i...
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Visual Studio immediate window command for Clear All

...ClearImmediateWindow() Try Dim vsWindowKindImmediateWindow As String _ = "{ECB7191A-597B-41F5-9843-03A4CF275DDE}" Try Dim obj As Object = System.Runtime.InteropServices.Marshal._ GetActiveObject("VisualStudio.DTE.10.0") If obj IsNot Nothing...
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Possible to perform cross-database queries with PostgreSQL?

...n that case you don't need anything special to query across them. postgres_fdw Use postgres_fdw (foreign data wrapper) to connect to tables in any Postgres database - local or remote. Note that there are foreign data wrappers for other popular data sources. At this time, only postgres_fdw and fil...