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Does PostgreSQL support “accent insensitive” collations?

...ch dictionary that removes accents (diacritic signs) from lexemes. Install once per database with: CREATE EXTENSION unaccent; If you get an error like: ERROR: could not open extension control file "/usr/share/postgresql/<version>/extension/unaccent.control": No such file or directory ...
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Use cases for the 'setdefault' dict method

...e case: Grouping items (in unsorted data, else use itertools.groupby) # really verbose new = {} for (key, value) in data: if key in new: new[key].append( value ) else: new[key] = [value] # easy with setdefault new = {} for (key, value) in data: group = new.setdefault(k...
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TypeError: Illegal Invocation on console.log.apply

... console, not window. console.info("stuff") stuff undefined console.info.call(this, "stuff") TypeError: Illegal invocation console.info.call(console, "stuff") stuff undefined This behavior is expected. https://bugs.chromium.org/p/chromium/issues/detail?id=48662 ...
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Is a `=default` move constructor equivalent to a member-wise move constructor?

... decl-specifier-seqopt declarator virt-specifier-seqopt = default ; is called an explicitly-defaulted definition. A function that is explicitly defaulted shall be a special member function, have the same declared function type (except for possibly differing ref-qualifiers and except that in the...
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How do you query for “is not null” in Mongo?

... This will return all documents with a key called "IMAGE URL", but they may still have a null value. db.mycollection.find({"IMAGE URL":{$exists:true}}); This will return all documents with both a key called "IMAGE URL" and a non-null value. d...
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undefined reference to boost::system::system_category() when compiling

...raries. I have the 1.46-dev Boost libraries from the Ubuntu Repository installed, but I get an error when compiling the program. ...
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Error: “The node to be inserted is from a different document context”

When I am calling XmlNode.AppendChild() , I get this error: 1 Answer 1 ...
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Eclipse WTP vs sydeo, “ serves modules without publishing ”

... look in the plugin marketplace for a free plugin called m2e-wtp. That will take care of the provided scope issues. As for classes not being deployed, the usual places I look at are the deployment assembly and/or Java Build Path. Make sure that the entries (and the dependent ...
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Quick search on filename

... To search only recent files: ctrl+E To search all files: shift + shift share | improve this answer | follow | ...
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...d/bak/ wget http://mirrors.163.com/.help/CentOS6-Base-163.repo yum clean all yum makecache 如果是REHL需要修改 1.删除redhat原有的yum rpm -aq|grep yum|xargs rpm -e --nodeps 2.下载yum安装文件 wget http://mirrors.163.com/centos/6.7/os/x86_64/Packages/yum-3.2.29-69.el6.ce...