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Where are the PostgreSQL logs on macOS?
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On OS X, if you're using the EnterpriseDB installation of PostgreSQL, your log files will be in /Library/PostgreSQL/8.4/data/pg_log
Of course, you'll want to substitute 8.4 for whichever version number you're running.
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best way to preserve numpy arrays on disk
...rays. I want to save them to the disk in a binary format, then read them back into memory relatively fastly. cPickle is not fast enough, unfortunately.
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UITextField auto-capitalization type - iPhone App
...tfield.autocapitalizationType = .words
There are a few options here:
allCharacters is the same as double tapping the shift key, basically capslock.
none is pretty self-explanatory, keyboard will never try to capitalize letters.
sentences will try to capitalize the next word after an end mark p...
How to get current foreground activity context in android?
...n of document-centric recents means it can leak person information to the caller. For backwards compatibility, it will still return a small subset of its data: at least the caller's own tasks, and possibly some other tasks such as home that are known to not be sensitive.
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Import .bak file to a database in SQL server
...e a charm. These are excellent simplified instructions, and they're essentially the same instructions from the official Microsoft link noted in the most voted up answer here.
– Leonardo Lopez
Jun 4 '15 at 15:50
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How to select/get drop down option in Selenium 2
...elect(driver.findElement(By.xpath("//path_to_drop_down")));
select.deselectAll();
select.selectByVisibleText("Value1");
To get the first selected value:
WebElement option = select.getFirstSelectedOption()
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How to filter Android logcat by application? [duplicate]
...ad of logcat then the tags don't need to be the application. You can just call it with pidcat com.your.application
You should use your own tag, look at: http://developer.android.com/reference/android/util/Log.html
Like.
Log.d("AlexeysActivity","what you want to log");
And then when you want ...
How do I stop Entity Framework from trying to save/insert child objects?
When I save an entity with entity framework, I naturally assumed it would only try to save the specified entity. However, it is also trying to save that entity's child entities. This is causing all sorts of integrity problems. How do I force EF to only save the entity I want to save and therefore ig...
How to delete an item in a list if it exists?
...emethod will remove only the first occurrence of thing, in order to remove all occurrences you can use while instead of if.
while thing in some_list: some_list.remove(thing)
Simple enough, probably my choice.for small lists (can't resist one-liners)
2) Duck-typed, EAFP style:
This shoot-f...
Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术
...叫 Wi-Fi 联盟，叫无线以太网兼容性联盟（Wireless Ethernet Compatibility Alliance），因为 Wi-Fi 一词还没有被发明出来。当时的大背景是，IEEE 定义了一系列无线网络通信的标准，也就是我们常见到的 802.11 系列，但却没有规定如何去测...