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Replace a character at a specific index in a string?
...o create a new string with the character replaced.
String myName = "domanokz";
String newName = myName.substring(0,4)+'x'+myName.substring(5);
Or you can use a StringBuilder:
StringBuilder myName = new StringBuilder("domanokz");
myName.setCharAt(4, 'x');
System.out.println(myName);
...
Get color value programmatically when it's a reference (theme)
..._color, typedValue, true);
@ColorInt int color = typedValue.data;
Also make sure to apply the theme to your Activity before calling this code. Either use:
android:theme="@style/Theme.BlueTheme"
in your manifest or call (before you call setContentView(int)):
setTheme(R.style.Theme_BlueTheme)
...
What is the fastest way to send 100,000 HTTP requests in Python?
...o each URL and print the status code. I am using Python 2.6, and so far looked at the many confusing ways Python implements threading/concurrency. I have even looked at the python concurrence library, but cannot figure out how to write this program correctly. Has anyone come across a similar pro...
Local and global temporary tables in SQL Server
...
Blorgbeard is out
90.2k4242 gold badges215215 silver badges261261 bronze badges
answered May 27 '10 at 12:06
DonDon
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How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...or a method of getting a complete (and daily updated) list of all Yahoo ticker symbols available through http://finance.yahoo.com
...
Which is the preferred way to concatenate a string in Python?
...to a list:
a += b:
0.10780501365661621
a.append(b):
0.1123361587524414
OK, turns out that even when the resulting string is a million characters long, appending was still faster.
Now let's try with appending a thousand character long string a hundred thousand times:
a += b:
0.41823482513427734
...
What do “branch”, “tag” and “trunk” mean in Subversion repositories?
...
Hmm, not sure I agree with Nick re tag being similar to a branch. A tag is just a marker
Trunk would be the main body of development, originating from the start of the project until the present.
Branch will be a copy of code derived from a certain point...
Find an element in DOM based on an attribute value
...ly. You can now reliably use querySelector and querySelectorAll, see Wojtek's answer for how to do this.
There's no need for a jQuery dependency now. If you're using jQuery, great...if you're not, you need not rely it on just for selecting elements by attributes anymore.
There's not a very s...
gem install: Failed to build gem native extension (can't find header files)
...n/mysql_config
For Debian, and other distributions using Debian style packaging the ruby development headers are installed by:
sudo apt-get install ruby-dev
For Ubuntu the ruby development headers are installed by:
sudo apt-get install ruby-all-dev
If you are using a earlier version of ruby...
How do you check in python whether a string contains only numbers?
How do you check whether a string contains only numbers?
10 Answers
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