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Rails 3 - can't install pg gem
... me, though my bin was in a very different place -> /Library/PostgreSQL/9.3/bin
– Jeremiah
Jan 31 '14 at 5:25
...
Tools to generate database tables diagram with Postgresql? [closed]
...se_name -host myhost -u username -p password -o ./schemaspy -dp postgresql-9.3-1100.jdbc3.jar -s public -noads
Sometimes using options -port will not working if your database has diferrent port, so you have to add manual port after host parameter, for example:
java -jar schemaspy-6.0.0-rc2.jar -t...
When would you use delegates in C#? [closed]
...class Driver {
public static void Main(string [] args) {
Valid v1 = new Valid(Test.checkInt);
v1 += new Valid(Test.checkMax);
v1 += new Valid(Test.checkMin);
v1(1);
v1(10);
v1(20);
v1(30);
v1(254);
v1(255);
v1(256);
...
How do I reverse a C++ vector?
...ctor in-place. You could create a new vector with std::vector<T> v2( v1.rbegin(), v1.rend() ); v2.swap(v1); which would effectively use your solution. I don't see how it is more elegant or advantageous in any way to using std::reverse though.
– CashCow
Ja...
When should I use uuid.uuid1() vs. uuid.uuid4() in python?
...accepted answer, there's a third option that can be useful in some cases:
v1 with random MAC ("v1mc")
You can make a hybrid between v1 & v4 by deliberately generating v1 UUIDs with a random broadcast MAC address (this is allowed by the v1 spec). The resulting v1 UUID is time dependant (like re...
为什么你有10年经验，但成不了专家？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...资平庸）——他们长时间停留在舒适区。
足球爱好者纯粹为了乐趣而踢球，他们享受踢球的过程，他们渴望的是下班后去足球场拔脚怒射、排解郁闷。所以他们停留在舒适区，按照自己熟悉的方式，踢着让自己舒服的足球。
...
How to programmatically take a screenshot on Android?
... "/" + now + ".jpg";
// create bitmap screen capture
View v1 = getWindow().getDecorView().getRootView();
v1.setDrawingCacheEnabled(true);
Bitmap bitmap = Bitmap.createBitmap(v1.getDrawingCache());
v1.setDrawingCacheEnabled(false);
File imageFile = ne...
Can't find the PostgreSQL client library (libpq)
...nstall pg -- --with-pg-config=/Applications/Postgres.app/Contents/Versions/9.3/bin/pg_config (Assume you use Postgres.app version 9.3, because the location of pg_config maybe changed if you use different version, but anyway you can find it)
– Zhaonan
Jul 12 '...
Git branch strategy for small dev team [closed]
...eeze, and perform testing. When you're happy, tag the release on master as v1.0.
Over time your users will find bugs in v1.0 so you'll want to create a branch from that tag (e.g. name it after the release 1.0) and fix those bugs in the branch. When you've got enough bugs fixed that you think it war...
How to check if all of the following items are in a list?
...
What if your lists contain duplicates like this:
v1 = ['s', 'h', 'e', 'e', 'p']
v2 = ['s', 's', 'h']
Sets do not contain duplicates. So, the following line returns True.
set(v2).issubset(v1)
To count for duplicates, you can use the code:
v1 = sorted(v1)
v2 = sorted(v2...