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final keyword in method parameters [duplicate]
... you're required to declare it final --otherwise it will result in compile error--, namely passing them through into anonymous classes. Basic example:
public FileFilter createFileExtensionFilter(final String extension) {
FileFilter fileFilter = new FileFilter() {
public boolean accept(F...
Compile time string hashing
..., Jacob's answer works fine for what I wanted on GCC but msvc was throwing errors with larger strings. Your answer works on msvc with the larger strings that I need to hash.
– Daniel Moodie
Jan 5 '17 at 23:40
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Is it possible to install another version of Python to Virtualenv?
...igure --prefix=/home/<user>/.localpython in fact make clean returned error. 2. virtualenv name -p=/python/path didn't worked instead virtualenv name -p /python/path did worked. I assume it's down to virtualenv version. cheers!
– zzart
Mar 26 '12 at 12:37...
Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Redis接收日志，写入到本地文件。
Broker：日志Hub，用来连接多个Shipper和多个Indexer。
无论是Shipper还是Indexer，Logstash始终只做前面提到的3件事：
Shipper从日志文件读取最新的行文本，经过处理（这里我们会改写部分元数据）...
Run cron job only if it isn't already running
...on job as a sort of watchdog for a daemon that I've created. If the daemon errors out and fails, I want the cron job to periodically restart it... I'm not sure how possible this is, but I read through a couple of cron tutorials and couldn't find anything that would do what I'm looking for...
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Converting Dictionary to List? [duplicate]
...ied to access the list resulting from dictlist=dict.items(), I then got an error trying to access it like a list: dictlist[i][1]. Python3 doc says: ~~~~ "The objects returned by dict.keys(), dict.values() and dict.items() are view objects. They provide a dynamic view on the dictionary’s entries, ...
List comprehension on a nested list?
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answered Aug 6 '13 at 6:05
Andrew ClarkAndrew Clark
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how to return index of a sorted list? [duplicate]
...s, yes.
– jterrace
Aug 17 '13 at 18:05
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How do I base64 encode (decode) in C?
...up() {
free(decoding_table);
}
Keep in mind that this doesn't do any error-checking while decoding - non base 64 encoded data will get processed.
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Equivalent of “throw” in R
How does one "throw" an error in R? I have a function that takes a data frame and some column names and does stuff with them. If the columns don't exist, I want the function to stop and to stop all functions depending on it.
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