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Why are Oracle table/column/index names limited to 30 characters?

...page... http://stanford.edu/dept/itss/docs/oracle/10g/server.101/b10759/ap_standard_sql001.htm (Looking for a ref) share | improve this answer | follow | ...
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Finding child element of parent pure javascript

...ent 4. Then use document.QuerySelectorAll(paret.nodeName.toLowerCase()+"#"_parent.getAttribute("id")+" input " ); if you want input children of the parent node let parent = document.querySelector("div.classnameofthediv") let parent_node = parent.nodeName.toLowerCase() let parent_clas_arr ...
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Define global variable in a JavaScript function

...er: There's no reason whatsoever to use eval there. Instead: window[dynamic_variable_name] = dynamic_variable_value; – T.J. Crowder Mar 10 '16 at 10:05  | ...
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How to get a resource id with a known resource name?

...ence using resIdByName method: val drawableResId = context.resIdByName("ic_edit_black_24dp", "drawable") val stringResId = context.resIdByName("title_home", "string") . . . share | improve thi...
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“Unable to find remote helper for 'https'” during git clone

... where we copied afterwards for anyone to access it) We did a: export GIT_EXEC_PATH=<path_of_/libexec/git-core/> and solved. share | improve this answer | follow ...
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Using pip behind a proxy with CNTLM

...http://web-proxy.mydomain.com install somepackage But exporting the https_proxy environment variable (note its https_proxy not http_proxy) did the trick: export https_proxy=http://web-proxy.mydomain.com then sudo -E pip install somepackage ...
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How to prepend a string to a column value in MySQL?

... update TICKET set status_details = CONCAT(status _details,'abc') where ticket_id=75108; ERROR 1583 (42000): Incorrect parameters in the call to native function 'CONCAT' – nirmesh khandelwal Jul 1 '13 at 13:45 ...
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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?

...may be correct. How is that possible? See en.wikipedia.org/wiki/Anecdotal_evidence, and also my comment in the other answer to this question. – whitneyland Jul 4 '12 at 18:27 7 ...
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How can I remove a flag in C?

.... flags = flags & ~MASK; or flags &= ~MASK;. Long Answer ENABLE_WALK = 0 // 00000000 ENABLE_RUN = 1 // 00000001 ENABLE_SHOOT = 2 // 00000010 ENABLE_SHOOTRUN = 3 // 00000011 value = ENABLE_RUN // 00000001 value |= ENABLE_SHOOT // 00000011 or same as ENABLE_SHOOTRUN W...
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How do I display the current value of an Android Preference in the Preference summary?

...ref.getSummary() return already modified values. – LA_ Mar 27 '14 at 11:35 ...