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How to define hash tables in Bash?
...ly works really well. It is this: write your key/values out to a temporary file, one-per line, then use 'grep "^$key"' to get them out, using pipes with cut or awk or sed or whatever to retrieve the values.
Like I said, it sounds terrible, and it sounds like it ought to be slow and do all sorts of ...
What does SQL clause “GROUP BY 1” mean?
...
SELECT account_id, open_emp_id
^^^^ ^^^^
1 2
FROM account
GROUP BY 1;
In above query GROUP BY 1 refers to the first column in select statement which is
account_id.
You also can specify in ORDER BY....
Android emulator: How to monitor network traffic?
...mp emulator.cap -avd my_avd to write all the emulator's traffic to a local file on your PC
In both cases you can then analyse the pcap file with tcpdump or Wireshark as normal.
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第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...如下：
#how much memory the emulated machine will have
megs:4
#filename of ROM images
romimage:file=$BXSHARE\BIOS-bochs-latest,address=Oxf0000
vgaromimage: file=$BXSHARE\VGABIOS-elpin-2.40
#what disk images will be used
floppya:1_44="pfos.IMG",status=inserted
#Choose the boot disk...
Using the RUN instruction in a Dockerfile with 'source' does not work
I have a Dockerfile that I am putting together to install a vanilla python environment (into which I will be installing an app, but at a later date).
...
Get free disk space
...
Just checking, but I think "CameraStorageFileHelper" is an artifact from this code being copy-pasted from the original?
– Andrew Theken
Aug 13 '13 at 16:16
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Environment variables in Mac OS X
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There are several places where you can set environment variables.
~/.profile: use this for variables you want to set in all programs launched from the terminal (note that, unlike on Linux, all shells opened in Terminal.app are login shells).
~/.bashrc: this is invoked for shells which are not log...
Mockito: InvalidUseOfMatchersException
.... and in fact there is : eq
when(recommendedAccessor.searchRecommendedHolidaysProduct(eq(metas), any(List.class), any(HotelsBoardBasisType.class), any(Config.class)))
.thenReturn(recommendedResults);
In this example 'metas' is an existing list of values
...
How to select an option from drop down using Selenium WebDriver C#?
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Did you try other drivers or just Firefox? Also, the package's technical name is currently Selenium.Support.
– Dan Csharpster
Apr 21 '19 at 12:58
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Scheduling recurring task in Android
...timer.scheduleAtFixedRate(new TimerTask() {
synchronized public void run() {
\\ here your todo;
}
}}, TimeUnit.MINUTES.toMillis(1), TimeUnit.MINUTES.toMillis(1));
Timer has some drawbacks that are solved by ScheduledThreadPoolExecutor. So it's not the best...