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Find a class somewhere inside dozens of JAR files?
...rom the output of the jar command, for the given class name; this will set ERRORLEVEL to 1 iff there's a match (otherwise 0).
&& echo %G - iff ERRORLEVEL is non-zero, write the Java archive file name to standard output (the console).
Web
Use a search engine that scans JAR files.
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Using sed and grep/egrep to search and replace
...tand why though since it makes sense... the -l part of xargs was giving me errors so I took it out, could that be related?
– Ori
Jul 23 '09 at 6:43
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Copy a table from one database to another in Postgres
...up, you should use the -a flag to import data only, else you may see weird errors like "Out of memory":
pg_dump -a -t my_table my_db | psql target_db
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How do I get textual contents from BLOB in Oracle SQL
... Doesn't work for me - I get "ORA-06502: PL/SQL: numeric or value error: raw variable length too long". I can put "2000,1" after BLOB_FIELD to get up to 2000 chars, but nothing beyond that.
– Mark
Sep 12 '13 at 13:26
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MongoDB副本集详解 优于以往的主从模式 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...以自动投票，选举出新的Master，并引导其余的Slave服务器连接新的Master，
而这个过程对于应用是透明的。可以说MongoDB的副本集是自带故障转移功能的主从复制。
1 相对于传统主从模式的优势
传统的主从模式，需要手工指定...
capturing self strongly in this block is likely to lead to a retain cycle
...ce: you're not wrong. I interpreted the question to be primarily about the error Xcode presents ("How can I avoid this warning in xcode"), rather than about the actual presence of a retain cycle. You're correct in saying no retain cycle is evident just from the snippet OP provided.
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How to assert greater than using JUnit Assert?
... greaterThan(Long.parseLong(currentTokenValues[1])));
That gives an error like:
java.lang.AssertionError: timestamp
Expected: a value greater than <456L>
but: <123L> was less than <456L>
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Greedy vs. Reluctant vs. Possessive Quantifiers
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507
I'll give it a shot.
A greedy quantifier first matches as much as possible. So the .* matches...
How to remove .html from URL?
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answered Sep 16 '15 at 18:05
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Simultaneously merge multiple data.frames in a list
... also on the link from Ramnath. Looks easy enough. But I get the following error: "Error in match.names(clabs, names(xi)) : names do not match previous names". The variables I'm matching on are all present in all the dataframes in the list, so I'm not catching what this error is telling me.
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